List of Figures xi
Figure 3-50. Bluetooth Low-Frequency Circuit Block Diagram ............................................................... 3-68
Figure 3-51. Bluetooth Low-Frequency Pairing Data Path...................................................................... 3-68
Figure 3-52. Detailed Low-Frequency Transmit/Receive Paths .............................................................. 3-69
Figure 3-53. Chip Power-Up/Power-Down Sequence (Exernal Input/Output Shown) ............................ 3-69
Figure 3-54. Current Distribution Tree for Bluetooth Circuitry ................................................................. 3-70
Figure 3-55. Bluetooth LF UART Connection Block Diagram ................................................................. 3-71
Figure 3-56. Bluetooth USB Interface Too Main VOCON........................................................................ 3-73
Figure 6-1. 32 kHz Clock Waveform ....................................................................................................... 6-3
Figure 6-2. 4 MHz Clock Waveform ........................................................................................................ 6-4
Figure 6-3. 12 MHz Clock Waveform ...................................................................................................... 6-5
Figure 6-4. 16.8 MHz Clock Waveform ................................................................................................... 6-6
Figure 6-5. 24 MHz Clock Waveform ...................................................................................................... 6-7
Figure 6-6. Audio SSI – Red Tx Waveform ............................................................................................. 6-8
Figure 6-7. Audio SSI – Red Rx Waveform............................................................................................. 6-9
Figure 6-8. Audio SSI – Sync. Waveform.............................................................................................. 6-10
Figure 6-9. Audio SSI – BCLK. Waveform ............................................................................................ 6-11
Figure 6-10. RX SSI – CLK. Waveform ................................................................................................... 6-12
Figure 6-11. RX SSI – DA Waveform...................................................................................................... 6-13
Figure 6-12. RX SSI – FSync. Waveform................................................................................................ 6-14
Figure 6-13. TX SSI – TX CLK. Waveform.............................................................................................. 6-15
Figure 6-14. TX SSI – DA Waveform ...................................................................................................... 6-16
Figure 6-15. TX SSI – FSync. Waveform ................................................................................................ 6-17
Figure 6-16. SPI – CLK Waveform.......................................................................................................... 6-18
Figure 6-17. MOSI Waveform ................................................................................................................. 6-19
Figure 6-18. MISO Waveform ................................................................................................................. 6-20
Figure 6-19. CS Waveform...................................................................................................................... 6-21
Figure 6-20. I2C Bus – SCA Waveform .................................................................................................. 6-22
Figure 6-21. I2C Bus – SCA 5V Waveform ............................................................................................. 6-23
Figure 6-22. I2C Bus – SDA Waveform .................................................................................................. 6-24
Figure 6-23. 1-Wire Waveform ................................................................................................................ 6-25
Figure 6-24. GCAI – GPIO0 Waveform ................................................................................................... 6-26
Figure 6-25. GCAI – GPIO4 Waveform ................................................................................................... 6-27
Figure 6-26. USB – D- Waveform ........................................................................................................... 6-28
Figure 6-27. USB – D+ Waveform........................................................................................................... 6-29
Figure 6-28. UART – RX Waveform ........................................................................................................ 6-30
Figure 6-29. UART – TX Waveform ........................................................................................................ 6-31
Figure 6-30. SDRAM – CLK Waveform................................................................................................... 6-32
Figure 6-31. SDRAM – CLKX Waveform ................................................................................................ 6-33
Figure 6-32. FLASH CONTROL – ADV Waveform ................................................................................. 6-34
Figure 6-33. FLASH CONTROL – CS3 Waveform ................................................................................. 6-35
Figure 6-34. FLASH CONTROL – OE Waveform ................................................................................... 6-36
Figure 6-35. FLASH CONTROL – RDY Waveform................................................................................. 6-37
Figure 6-36. FLASH CONTROL – WE Waveform................................................................................... 6-38
Figure 6-37. eMMC: Power-On until Final Initialization Waveforms........................................................ 6-39
Figure 6-38. eMMC: Correct Detection, Configuration and Initialization Waveforms .............................. 6-40
Figure 6-39. eMMC: Failure to Properly Detect, Configure and Initialize Waveforms............................. 6-41
Figure 6-40. MMC_CLK @ < 400 kHz during “Clock Frequency Identification Mode”............................ 6-42
Figure 6-41. MMC_CLK @ < 24 MHz during “Clock Frequency Data Transfer Mode” ........................... 6-43
Figure 6-42. MMC_CMD actual waveform when probing with active probes; short wires;
GND pin soldered ............................................................................................................... 6-44
Figure 6-43. MMC_CMD misleading waveform when probing with passive probe; long wires;
GND clip ............................................................................................................................. 6-45
Figure 6-44. MMC_DAT0, MMC_DAT1, MMC_DAT2, MMC_DAT3 data lines during data
transmission between eMMC and OMAP ........................................................................... 6-46