Qwiic Artemis Development Kit Reference guide

Freescale Semiconductor, Inc.

Reference Manual

Document Number: KL26P121M48SF4RM

Rev. 3.3, 4/2015

KL26 Sub-Family Reference Manual

with Addendum

Rev. 3.3 of the KL26 Sub-Family Reference Manual has two parts:

• The addendum to revision 3.2 of the reference manual, immediately following this cover page.

• Revision 3.2 of the reference manual, following the addendum.

Freescale Semiconductor, Inc.

Reference Manual Addendum

Document Number: KL26P121M48SF4RMAD

Rev. 0, 4/2015

Addendum to Rev. 3.2 of the KL26

Sub-Family Reference Manual

This addendum lists changes to revision 3.2 of the KL26 sub-family reference manual.

1 Add a 36-pin WLCSP package offering with the part

number: MKL26Z128CAL4R

The signal multiplexing and pin assignments for the MKL26Z128CAL4R are:

Location:

Section 10.3.1, Page 180

Section 10.3.2, Page 185

36

WLCSP

Pin Name DEFAULT ALT0 ALT1 ALT2 ALT3 ALT4 ALT5 ALT6 ALT7

A6 PTE0 DISABLED PTE0 SPI1_MIS

O

UART1_TX RTC_CLK

OUT

CMP0_OU

T

I2C1_SDA

C3 VSS VSS VSS

C4 USB0_DP USB0_DP

C5 USB0_DM USB0_DM

C6 VOUT33 VOUT33

D4 VREGIN VREGIN

D5 PTE16 ADC0_DP

1/ADC0_S

E1

ADC0_DP

1/ADC0_S

E1

PTE16 SPI0_PCS

0

UART2_TX TPM_CLKI

N0

D6 PTE17 ADC0_DM

1/ADC0_S

E5a

ADC0_DM

1/ADC0_S

E5a

PTE17 SPI0_SCK UART2_R

X

TPM_CLKI

N1

LPTMR0_

ALT3

D3 PTE18 ADC0_DP

2/ADC0_S

E2

ADC0_DP

2/ADC0_S

E2

PTE18 SPI0_MOS

I

I2C0_SDA SPI0_MIS

O

Add a 36-pin WLCSP package offering with the part number: MKL26Z128CAL4R

Addendum Rev. 0 to the KL26 Sub-Family Reference Manual, Rev. 3.2

Freescale, Inc. 3

D2 PTE19 ADC0_DM

2/ADC0_S

E6a

ADC0_DM

2/ADC0_S

E6a

PTE19 SPI0_MIS

O

I2C0_SCL SPI0_MOS

I

E6 VDDA/

VREFH

VDDA/

VREFH

VDDA/

VREFH

F6 VSSA/

VREFL

VSSA/

VREFL

VSSA/

VREFL

E5 PTE30 DAC0_OU

T/ADC0_S

E23/CMP0

_IN4

DAC0_OU

T/ADC0_S

E23/CMP0

_IN4

PTE30 TPM0_CH

3

TPM_CLKI

N1

F5 PTA0 SWD_CLK TSI0_CH1 PTA0 TPM0_CH

5

SWD_CLK

E4 PTA1 DISABLED TSI0_CH2 PTA1 UART0_R

X

TPM2_CH

0

F4 PTA2 DISABLED TSI0_CH3 PTA2 UART0_TX TPM2_CH

1

E3 PTA3 SWD_DIO TSI0_CH4 PTA3 I2C1_SCL TPM0_CH

0

SWD_DIO

F3 PTA4 NMI_b TSI0_CH5 PTA4 I2C1_SDA TPM0_CH

1

NMI_b

F2 VDD VDD VDD

E2 VSS VSS VSS

F1 PTA18 EXTAL0 EXTAL0 PTA18 UART1_R

X

TPM_CLKI

N0

E1 PTA19 XTAL0 XTAL0 PTA19 UART1_TX TPM_CLKI

N1

LPTMR0_

ALT1

D1 PTA20 RESET_b PTA20 RESET_b

C2 PTB0/LLW

U_P5

ADC0_SE8

/TSI0_CH0

ADC0_SE8

/TSI0_CH0

PTB0/LLW

U_P5

I2C0_SCL TPM1_CH

0

C1 PTB1 ADC0_SE9

/TSI0_CH6

ADC0_SE9

/TSI0_CH6

PTB1 I2C0_SDA TPM1_CH

1

B1 PTC1/LLW

U_P6/RTC

_CLKIN

ADC0_SE1

5/TSI0_CH

14

ADC0_SE1

5/TSI0_CH

14

PTC1/LLW

U_P6/RTC

_CLKIN

I2C1_SCL TPM0_CH

0

I2S0_TXD

0

B2 PTC2 ADC0_SE1

1/TSI0_CH

15

ADC0_SE1

1/TSI0_CH

15

PTC2 I2C1_SDA TPM0_CH

1

I2S0_TX_F

S

B3 PTC3/LLW

U_P7

DISABLED PTC3/LLW

U_P7

UART1_R

X

TPM0_CH

2

CLKOUT I2S0_TX_B

CLK

A1 PTC4/LLW

U_P8

DISABLED PTC4/LLW

U_P8

SPI0_PCS

0

UART1_TX TPM0_CH

3

I2S0_MCL

K

36

WLCSP

Pin NameDEFAULTALT0ALT1ALT2ALT3ALT4ALT5ALT6ALT7

Addendum Rev. 0 to the KL26 Sub-Family Reference Manual, Rev. 3.2

Add a 36-pin WLCSP package offering with the part number: MKL26Z128CAL4R

Freescale, Inc. 4

Below is the KL26 36-pin WLCSP pinout diagram:

B4 PTC5/LLW

U_P9

DISABLED PTC5/LLW

U_P9

SPI0_SCK LPTMR0_

ALT2

I2S0_RXD

0

CMP0_OU

T

A2 PTC6/LLW

U_P10

CMP0_IN0 CMP0_IN0 PTC6/LLW

U_P10

SPI0_MOS

I

EXTRG_IN I2S0_RX_

BCLK

SPI0_MIS

O

I2S0_MCL

K

A3 PTC7 CMP0_IN1 CMP0_IN1 PTC7 SPI0_MIS

O

audioUSB_

SOF_OUT

I2S0_RX_

FS

SPI0_MOS

I

A4 PTD4/LLW

U_P14

DISABLED PTD4/LLW

U_P14

SPI1_PCS

0

UART2_R

X

TPM0_CH

4

A5 PTD5 ADC0_SE6

b

ADC0_SE6

b

PTD5 SPI1_SCK UART2_TX TPM0_CH

5

B5 PTD6/LLW

U_P15

ADC0_SE7

b

ADC0_SE7

b

PTD6/LLW

U_P15

SPI1_MOS

I

UART0_R

X

SPI1_MIS

O

B6 PTD7 DISABLED PTD7 SPI1_MIS

O

UART0_TX SPI1_MOS

I

36

WLCSP

Pin NameDEFAULTALT0ALT1ALT2ALT3ALT4ALT5ALT6ALT7

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37$

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37$

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37&

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Add an MCG block diagram for the missing figure

Addendum Rev. 0 to the KL26 Sub-Family Reference Manual, Rev. 3.2

Freescale, Inc. 5

2 Add an MCG block diagram for the missing figure

Add the following figure for Figure 24-1, “Multipurpose Clock Generator (MCG) block diagram.”

Location: Section 24.1.1, Page 389

MCGOUTCLK

MCGIRCLK

MCGFFCLK

DCOOUT

/(24,25,26,...,55)

Phase

Detector

Charge

Pump

Internal

Filter

VCO

VCOOUT

PLL

Multipurpose Clock Generator (MCG)

VDIV0

Lock

Clock

Monitor

IRCLKEN

CME0

PLLS

LOLS0 LOCK0

Detector

/ 2

5

IREFST

FLL

DMX32

MCGFLLCLK

Crystal Oscillator

FRDIV

n=0-7

/ 2

n

Internal

Reference

Slow Clock

Fast Clock

Clock

Generator

PRDIV0

LOLIE0

Sync

Auto Trim Machine

IRCST

PLLST

CLKST

AT M S

SCTRIM

SCFTRIM

FCTRIM

ATMST

IREFSTEN

OSCINIT0

EREFS0

HGO0

RANGE0

External

DRS

Clock

Valid

Peripheral BUSCLK

PLLCLKEN0

IRCSCLK

IRCS

CLKSCLKS

DCO

LP

Filter

/(1,2,3,4,5....,25)

IREFS

STOP

CLKS

PLLCLKEN0

IREFS

PLLS

MCG Crystal Oscillator

Enable Detect

External Reference Clock

n=0-7

/ 2

n

FLTPRSRV

LOCRE0

LOCS0

MCGPLLCLK

KL26 Sub-Family Reference Manual

Supports: MKL26Z32VFM4, MKL26Z64VFM4, MKL26Z128VFM4,

MKL26Z32VFT4, MKL26Z64VFT4, MKL26Z128VFT4,

MKL26Z32VLH4, MKL26Z64VLH4, MKL26Z128VLH4,

MKL26Z256VLH4, MKL26Z256VMP4, MKL26Z128VLL4,

MKL26Z256VLL4, MKL26Z128VMC4, MKL26Z256VMC4

Document Number: KL26P121M48SF4RM

Rev. 3.2, October 2013

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

2 Freescale Semiconductor, Inc.

Contents

Section number Title Page

Chapter 1

About This Information

1.1 Overview.......................................................................................................................................................................35

1.1.1 Purpose.........................................................................................................................................................35

1.1.2 Audience......................................................................................................................................................35

1.2 Conventions..................................................................................................................................................................35

1.2.1 Numbering systems......................................................................................................................................35

1.2.2 Typographic notation...................................................................................................................................36

1.2.3 Special terms................................................................................................................................................36

Chapter 2

Introduction

2.1 Overview.......................................................................................................................................................................39

2.1.1 Kinetis L series.............................................................................................................................................39

2.1.2 KL26 sub-family introduction.....................................................................................................................42

2.2 Module functional categories........................................................................................................................................43

2.2.1 ARM Cortex-M0+ core modules.................................................................................................................44

2.2.2 System modules...........................................................................................................................................45

2.2.3 Memories and memory interfaces................................................................................................................45

2.2.4 Clocks...........................................................................................................................................................46

2.2.5 Security and integrity modules....................................................................................................................46

2.2.6 Analog modules...........................................................................................................................................46

2.2.7 Timer modules.............................................................................................................................................47

2.2.8 Communication interfaces...........................................................................................................................47

2.2.9 Human-machine interfaces..........................................................................................................................48

2.3 Orderable part numbers.................................................................................................................................................48

Chapter 3

Chip Configuration

3.1 Introduction...................................................................................................................................................................51

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Section number Title Page

3.2 Module to module interconnects...................................................................................................................................51

3.2.1 Interconnection overview.............................................................................................................................51

3.2.2 Analog reference options.............................................................................................................................53

3.3 Core modules................................................................................................................................................................54

3.3.1 ARM Cortex-M0+ core configuration.........................................................................................................54

3.3.2 Nested vectored interrupt controller (NVIC) configuration.........................................................................57

3.3.3 Asynchronous wake-up interrupt controller (AWIC) configuration............................................................61

3.4 System modules............................................................................................................................................................62

3.4.1 SIM configuration........................................................................................................................................62

3.4.2 System mode controller (SMC) configuration.............................................................................................63

3.4.3 PMC configuration.......................................................................................................................................64

3.4.4 Low-Leakage Wake-up Unit (LLWU) Configuration.................................................................................65

3.4.5 MCM configuration.....................................................................................................................................66

3.4.6 Crossbar-light switch configuration.............................................................................................................67

3.4.7 Peripheral bridge configuration...................................................................................................................69

3.4.8 DMA request multiplexer configuration......................................................................................................70

3.4.9 DMA Controller Configuration...................................................................................................................72

3.4.10 Computer operating properly (COP) watchdog configuration....................................................................73

3.5 Clock modules..............................................................................................................................................................76

3.5.1 MCG configuration......................................................................................................................................76

3.5.2 OSC configuration.......................................................................................................................................77

3.6 Memories and memory interfaces.................................................................................................................................77

3.6.1 Flash memory configuration........................................................................................................................78

3.6.2 Flash memory controller configuration........................................................................................................81

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4 Freescale Semiconductor, Inc.

Section number Title Page

3.6.3 SRAM configuration....................................................................................................................................81

3.6.4 System Register File Configuration.............................................................................................................84

3.7 Analog...........................................................................................................................................................................84

3.7.1 16-bit SAR ADC configuration...................................................................................................................85

3.7.2 CMP configuration.......................................................................................................................................88

3.7.3 12-bit DAC configuration............................................................................................................................90

3.8 Timers...........................................................................................................................................................................92

3.8.1 Timer/PWM module configuration..............................................................................................................92

3.8.2 PIT Configuration........................................................................................................................................94

3.8.3 Low-power timer configuration...................................................................................................................96

3.8.4 RTC configuration.......................................................................................................................................98

3.9 Communication interfaces............................................................................................................................................99

3.9.1 Universal Serial Bus (USB) FS Subsystem.................................................................................................99

3.9.2 SPI configuration.........................................................................................................................................103

3.9.3 I2C configuration.........................................................................................................................................104

3.9.4 UART configuration....................................................................................................................................106

3.9.5 I2S configuration..........................................................................................................................................107

3.10 Human-machine interfaces (HMI)................................................................................................................................110

3.10.1 GPIO configuration......................................................................................................................................110

3.10.2 TSI configuration.........................................................................................................................................113

Chapter 4

Memory Map

4.1 Introduction...................................................................................................................................................................115

4.2 System memory map.....................................................................................................................................................115

4.3 Flash memory map........................................................................................................................................................116

4.3.1 Alternate non-volatile IRC user trim description.........................................................................................117

4.4 SRAM memory map.....................................................................................................................................................117

4.5 Bit Manipulation Engine...............................................................................................................................................117

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

Freescale Semiconductor, Inc. 5

Section number Title Page

4.6 Peripheral bridge (AIPS-Lite) memory map.................................................................................................................118

4.6.1 Read-after-write sequence and required serialization of memory operations..............................................118

4.6.2 Peripheral bridge (AIPS-Lite) memory map................................................................................................119

4.6.3 Modules restricted access in user mode.......................................................................................................122

4.7 Private Peripheral Bus (PPB) memory map..................................................................................................................123

Chapter 5

Clock Distribution

5.1 Introduction...................................................................................................................................................................125

5.2 Programming model......................................................................................................................................................125

5.3 High-level device clocking diagram.............................................................................................................................125

5.4 Clock definitions...........................................................................................................................................................126

5.4.1 Device clock summary.................................................................................................................................127

5.5 Internal clocking requirements.....................................................................................................................................129

5.5.1 Clock divider values after reset....................................................................................................................130

5.5.2 VLPR mode clocking...................................................................................................................................130

5.6 Clock gating..................................................................................................................................................................131

5.7 Module clocks...............................................................................................................................................................131

5.7.1 PMC 1-kHz LPO clock................................................................................................................................133

5.7.2 COP clocking...............................................................................................................................................133

5.7.3 RTC clocking...............................................................................................................................................133

5.7.4 LPTMR clocking..........................................................................................................................................134

5.7.5 TPM clocking...............................................................................................................................................134

5.7.6 USB FS OTG Controller clocking...............................................................................................................135

5.7.7 SPI clocking.................................................................................................................................................135

5.7.8 I2C clocking.................................................................................................................................................136

5.7.9 UART clocking............................................................................................................................................136

5.7.10 I2S/SAI clocking..........................................................................................................................................136

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

6 Freescale Semiconductor, Inc.

Section number Title Page

Chapter 6

Reset and Boot

6.1 Introduction...................................................................................................................................................................139

6.2 Reset..............................................................................................................................................................................139

6.2.1 Power-on reset (POR)..................................................................................................................................140

6.2.2 System reset sources....................................................................................................................................140

6.2.3 MCU resets..................................................................................................................................................144

6.2.4 RESET_b pin ..............................................................................................................................................145

6.2.5 Debug resets.................................................................................................................................................145

6.3 Boot...............................................................................................................................................................................146

6.3.1 Boot sources.................................................................................................................................................146

6.3.2 FOPT boot options.......................................................................................................................................147

6.3.3 Boot sequence..............................................................................................................................................148

Chapter 7

Power Management

7.1 Introduction...................................................................................................................................................................151

7.2 Clocking modes............................................................................................................................................................151

7.2.1 Partial Stop...................................................................................................................................................151

7.2.2 DMA Wakeup..............................................................................................................................................152

7.2.3 Compute Operation......................................................................................................................................153

7.2.4 Peripheral Doze............................................................................................................................................154

7.2.5 Clock gating.................................................................................................................................................155

7.3 Power modes.................................................................................................................................................................155

7.4 Entering and exiting power modes...............................................................................................................................157

7.5 Module operation in low-power modes........................................................................................................................158

Chapter 8

Security

8.1 Introduction...................................................................................................................................................................163

8.1.1 Flash security...............................................................................................................................................163

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

Freescale Semiconductor, Inc. 7

Section number Title Page

8.1.2 Security interactions with other modules.....................................................................................................163

Chapter 9

Debug

9.1 Introduction...................................................................................................................................................................165

9.2 Debug port pin descriptions..........................................................................................................................................165

9.3 SWD status and control registers..................................................................................................................................165

9.3.1 MDM-AP Control Register..........................................................................................................................167

9.3.2 MDM-AP Status Register............................................................................................................................169

9.4 Debug resets..................................................................................................................................................................170

9.5 Micro Trace Buffer (MTB)...........................................................................................................................................171

9.6 Debug in low-power modes..........................................................................................................................................171

9.7 Debug and security.......................................................................................................................................................172

Chapter 10

Signal Multiplexing and Signal Descriptions

10.1 Introduction...................................................................................................................................................................173

10.2 Signal multiplexing integration....................................................................................................................................173

10.2.1 Port control and interrupt module features..................................................................................................174

10.2.2 Clock gating.................................................................................................................................................175

10.2.3 Signal multiplexing constraints....................................................................................................................175

10.3 Pinout............................................................................................................................................................................176

10.3.1 KL26 Signal Multiplexing and Pin Assignments........................................................................................176

10.3.2 KL26 pinouts................................................................................................................................................180

10.4 Module Signal Description Tables................................................................................................................................185

10.4.1 Core modules...............................................................................................................................................185

10.4.2 System modules...........................................................................................................................................186

10.4.3 Clock modules..............................................................................................................................................186

10.4.4 Memories and memory interfaces................................................................................................................186

10.4.5 Analog..........................................................................................................................................................187

10.4.6 Timer Modules.............................................................................................................................................187

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

8 Freescale Semiconductor, Inc.

Section number Title Page

10.4.7 Communication interfaces...........................................................................................................................188

10.4.8 Human-machine interfaces (HMI)...............................................................................................................190

Chapter 11

Port control and interrupt (PORT)

11.1 Introduction...................................................................................................................................................................191

11.2 Overview.......................................................................................................................................................................191

11.2.1 Features........................................................................................................................................................191

11.2.2 Modes of operation......................................................................................................................................192

11.3 External signal description............................................................................................................................................192

11.4 Detailed signal description............................................................................................................................................193

11.5 Memory map and register definition.............................................................................................................................193

11.5.1 Pin Control Register n (PORTx_PCRn).......................................................................................................199

11.5.2 Global Pin Control Low Register (PORTx_GPCLR)..................................................................................201

11.5.3 Global Pin Control High Register (PORTx_GPCHR).................................................................................202

11.5.4 Interrupt Status Flag Register (PORTx_ISFR)............................................................................................202

11.6 Functional description...................................................................................................................................................203

11.6.1 Pin control....................................................................................................................................................203

11.6.2 Global pin control........................................................................................................................................204

11.6.3 External interrupts........................................................................................................................................204

Chapter 12

System Integration Module (SIM)

12.1 Introduction...................................................................................................................................................................207

12.1.1 Features........................................................................................................................................................207

12.2 Memory map and register definition.............................................................................................................................207

12.2.1 System Options Register 1 (SIM_SOPT1)..................................................................................................209

12.2.2 SOPT1 Configuration Register (SIM_SOPT1CFG)....................................................................................210

12.2.3 System Options Register 2 (SIM_SOPT2)..................................................................................................211

12.2.4 System Options Register 4 (SIM_SOPT4)..................................................................................................213

12.2.5 System Options Register 5 (SIM_SOPT5)..................................................................................................215

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

Freescale Semiconductor, Inc. 9

Section number Title Page

12.2.6 System Options Register 7 (SIM_SOPT7)..................................................................................................216

12.2.7 System Device Identification Register (SIM_SDID)...................................................................................218

12.2.8 System Clock Gating Control Register 4 (SIM_SCGC4)............................................................................220

12.2.9 System Clock Gating Control Register 5 (SIM_SCGC5)............................................................................222

12.2.10 System Clock Gating Control Register 6 (SIM_SCGC6)............................................................................224

12.2.11 System Clock Gating Control Register 7 (SIM_SCGC7)............................................................................226

12.2.12 System Clock Divider Register 1 (SIM_CLKDIV1)...................................................................................226

12.2.13 Flash Configuration Register 1 (SIM_FCFG1)...........................................................................................228

12.2.14 Flash Configuration Register 2 (SIM_FCFG2)...........................................................................................229

12.2.15 Unique Identification Register Mid-High (SIM_UIDMH)..........................................................................230

12.2.16 Unique Identification Register Mid Low (SIM_UIDML)...........................................................................231

12.2.17 Unique Identification Register Low (SIM_UIDL)......................................................................................231

12.2.18 COP Control Register (SIM_COPC)...........................................................................................................232

12.2.19 Service COP (SIM_SRVCOP).....................................................................................................................233

12.3 Functional description...................................................................................................................................................233

Chapter 13

System Mode Controller (SMC)

13.1 Introduction...................................................................................................................................................................235

13.2 Modes of operation.......................................................................................................................................................235

13.3 Memory map and register descriptions.........................................................................................................................237

13.3.1 Power Mode Protection register (SMC_PMPROT).....................................................................................238

13.3.2 Power Mode Control register (SMC_PMCTRL).........................................................................................239

13.3.3 Stop Control Register (SMC_STOPCTRL).................................................................................................241

13.3.4 Power Mode Status register (SMC_PMSTAT)...........................................................................................242

13.4 Functional description...................................................................................................................................................243

13.4.1 Power mode transitions................................................................................................................................243

KL26 Sub-Family Reference Manual, Rev. 3.2, October 2013

10 Freescale Semiconductor, Inc.

Section number Title Page

13.4.2 Power mode entry/exit sequencing..............................................................................................................245

13.4.3 Run modes....................................................................................................................................................248

13.4.4 Wait modes..................................................................................................................................................249

13.4.5 Stop modes...................................................................................................................................................250

13.4.6 Debug in low power modes.........................................................................................................................253

Chapter 14

Power Management Controller (PMC)

14.1 Introduction...................................................................................................................................................................255

14.2 Features.........................................................................................................................................................................255

14.3 Low-voltage detect (LVD) system................................................................................................................................255

14.3.1 LVD reset operation.....................................................................................................................................256

14.3.2 LVD interrupt operation...............................................................................................................................256

14.3.3 Low-voltage warning (LVW) interrupt operation.......................................................................................256

14.4 I/O retention..................................................................................................................................................................257

14.5 Memory map and register descriptions.........................................................................................................................257

14.5.1 Low Voltage Detect Status And Control 1 register (PMC_LVDSC1)........................................................258

14.5.2 Low Voltage Detect Status And Control 2 register (PMC_LVDSC2)........................................................259

14.5.3 Regulator Status And Control register (PMC_REGSC)..............................................................................260

Chapter 15

Low-Leakage Wakeup Unit (LLWU)

15.1 Introduction...................................................................................................................................................................263

15.1.1 Features........................................................................................................................................................263

15.1.2 Modes of operation......................................................................................................................................264

15.1.3 Block diagram..............................................................................................................................................265

15.2 LLWU signal descriptions............................................................................................................................................266

15.3 Memory map/register definition...................................................................................................................................266

15.3.1 LLWU Pin Enable 1 register (LLWU_PE1)................................................................................................267

15.3.2 LLWU Pin Enable 2 register (LLWU_PE2)................................................................................................268

15.3.3 LLWU Pin Enable 3 register (LLWU_PE3)................................................................................................269

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Freescale Semiconductor, Inc. 11

Section number Title Page

15.3.4 LLWU Pin Enable 4 register (LLWU_PE4)................................................................................................270

15.3.5 LLWU Module Enable register (LLWU_ME)............................................................................................271

15.3.6 LLWU Flag 1 register (LLWU_F1).............................................................................................................273

15.3.7 LLWU Flag 2 register (LLWU_F2).............................................................................................................275

15.3.8 LLWU Flag 3 register (LLWU_F3).............................................................................................................276

15.3.9 LLWU Pin Filter 1 register (LLWU_FILT1)..............................................................................................278

15.3.10 LLWU Pin Filter 2 register (LLWU_FILT2)..............................................................................................279

15.4 Functional description...................................................................................................................................................280

15.4.1 LLS mode.....................................................................................................................................................281

15.4.2 VLLS modes................................................................................................................................................281

15.4.3 Initialization.................................................................................................................................................281

Chapter 16

Reset Control Module (RCM)

16.1 Introduction...................................................................................................................................................................283

16.2 Reset memory map and register descriptions...............................................................................................................283

16.2.1 System Reset Status Register 0 (RCM_SRS0)............................................................................................284

16.2.2 System Reset Status Register 1 (RCM_SRS1)............................................................................................285

16.2.3 Reset Pin Filter Control register (RCM_RPFC)..........................................................................................286

16.2.4 Reset Pin Filter Width register (RCM_RPFW)...........................................................................................287

Chapter 17

Bit Manipulation Engine (BME)

17.1 Introduction...................................................................................................................................................................289

17.1.1 Overview......................................................................................................................................................290

17.1.2 Features........................................................................................................................................................291

17.1.3 Modes of operation......................................................................................................................................291

17.2 Memory map and register definition.............................................................................................................................291

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17.3 Functional description...................................................................................................................................................292

17.3.1 BME decorated stores..................................................................................................................................292

17.3.2 BME decorated loads...................................................................................................................................299

17.3.3 Additional details on decorated addresses and GPIO accesses....................................................................305

17.4 Application information................................................................................................................................................306

Chapter 18

Miscellaneous Control Module (MCM)

18.1 Introduction...................................................................................................................................................................309

18.1.1 Features........................................................................................................................................................309

18.2 Memory map/register descriptions...............................................................................................................................309

18.2.1 Crossbar Switch (AXBS) Slave Configuration (MCM_PLASC)................................................................310

18.2.2 Crossbar Switch (AXBS) Master Configuration (MCM_PLAMC)............................................................311

18.2.3 Platform Control Register (MCM_PLACR)................................................................................................311

18.2.4 Compute Operation Control Register (MCM_CPO)...................................................................................314

Chapter 19

Micro Trace Buffer (MTB)

19.1 Introduction...................................................................................................................................................................317

19.1.1 Overview......................................................................................................................................................317

19.1.2 Features........................................................................................................................................................320

19.1.3 Modes of operation......................................................................................................................................321

19.2 External signal description............................................................................................................................................321

19.3 Memory map and register definition.............................................................................................................................322

19.3.1 MTB_RAM Memory Map...........................................................................................................................322

19.3.2 MTB_DWT Memory Map...........................................................................................................................335

19.3.3 System ROM Memory Map.........................................................................................................................345

Chapter 20

Crossbar Switch Lite (AXBS-Lite)

20.1 Introduction...................................................................................................................................................................351

20.1.1 Features........................................................................................................................................................351

20.2 Memory Map / Register Definition...............................................................................................................................352

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20.3 Functional Description..................................................................................................................................................352

20.3.1 General operation.........................................................................................................................................352

20.3.2 Arbitration....................................................................................................................................................353

20.4 Initialization/application information...........................................................................................................................354

Chapter 21

Peripheral Bridge (AIPS-Lite)

21.1 Introduction...................................................................................................................................................................355

21.1.1 Features........................................................................................................................................................355

21.1.2 General operation.........................................................................................................................................355

21.2 Functional description...................................................................................................................................................356

21.2.1 Access support.............................................................................................................................................356

Chapter 22

Direct Memory Access Multiplexer (DMAMUX)

22.1 Introduction...................................................................................................................................................................357

22.1.1 Overview......................................................................................................................................................357

22.1.2 Features........................................................................................................................................................358

22.1.3 Modes of operation......................................................................................................................................358

22.2 External signal description............................................................................................................................................359

22.3 Memory map/register definition...................................................................................................................................359

22.3.1 Channel Configuration register (DMAMUXx_CHCFGn)..........................................................................360

22.4 Functional description...................................................................................................................................................360

22.4.1 DMA channels with periodic triggering capability......................................................................................361

22.4.2 DMA channels with no triggering capability...............................................................................................363

22.4.3 Always-enabled DMA sources....................................................................................................................363

22.5 Initialization/application information...........................................................................................................................365

22.5.1 Reset.............................................................................................................................................................365

22.5.2 Enabling and configuring sources................................................................................................................365

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Chapter 23

DMA Controller Module

23.1 Introduction...................................................................................................................................................................369

23.1.1 Overview......................................................................................................................................................369

23.1.2 Features........................................................................................................................................................371

23.2 DMA Transfer Overview..............................................................................................................................................371

23.3 Memory Map/Register Definition.................................................................................................................................372

23.3.1 Source Address Register (DMA_SARn).....................................................................................................374

23.3.2 Destination Address Register (DMA_DARn).............................................................................................375

23.3.3 DMA Status Register / Byte Count Register (DMA_DSR_BCRn).............................................................375

23.3.4 DMA Control Register (DMA_DCRn)........................................................................................................378

23.4 Functional Description..................................................................................................................................................381

23.4.1 Transfer requests (Cycle-Steal and Continuous modes)..............................................................................382

23.4.2 Channel initialization and startup................................................................................................................382

23.4.3 Dual-Address Data Transfer Mode..............................................................................................................384

23.4.4 Advanced Data Transfer Controls: Auto-Alignment...................................................................................385

23.4.5 Termination..................................................................................................................................................386

Chapter 24

Multipurpose Clock Generator (MCG)

24.1 Introduction...................................................................................................................................................................387

24.1.1 Features........................................................................................................................................................387

24.1.2 Modes of Operation.....................................................................................................................................389

24.2 External Signal Description..........................................................................................................................................389

24.3 Memory Map/Register Definition.................................................................................................................................390

24.3.1 MCG Control 1 Register (MCG_C1)...........................................................................................................390

24.3.2 MCG Control 2 Register (MCG_C2)...........................................................................................................392

24.3.3 MCG Control 3 Register (MCG_C3)...........................................................................................................393

24.3.4 MCG Control 4 Register (MCG_C4)...........................................................................................................394

24.3.5 MCG Control 5 Register (MCG_C5)...........................................................................................................395

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