Si1000/1/2/3/4/5
Figure 23.17. Operation of Data Whitening, Manchester Encoding, and CRC ..... 266
Figure 23.18. Manchester Coding Example .......................................................... 266
Figure 23.19. Header ............................................................................................. 268
Figure 23.20. POR Glitch Parameters ................................................................... 269
Figure 23.21. General Purpose ADC Architecture ................................................ 272
Figure 23.22. Temperature Ranges using ADC8 .................................................. 274
Figure 23.23. WUT Interrupt and WUT Operation ................................................. 277
Figure 23.24. Low Duty Cycle Mode ..................................................................... 278
Figure 23.25. RSSI Value vs. Input Power ............................................................ 280
Figure 23.26. Si1002 Split RF TX/RX Direct-Tie Reference Design—Schematic . 281
Figure 23.27. Si1000 Switch Matching Reference Design—Schematic ................ 282
Figure 24.1. SMBus Block Diagram ...................................................................... 287
Figure 24.2. Typical SMBus Configuration ............................................................ 288
Figure 24.3. SMBus Transaction ........................................................................... 289
Figure 24.4. Typical SMBus SCL Generation ........................................................ 291
Figure 24.5. Typical Master Write Sequence ........................................................ 302
Figure 24.6. Typical Master Read Sequence ........................................................ 303
Figure 24.7. Typical Slave Write Sequence .......................................................... 304
Figure 24.8. Typical Slave Read Sequence .......................................................... 305
Figure 25.1. UART0 Block Diagram ...................................................................... 310
Figure 25.2. UART0 Baud Rate Logic ................................................................... 311
Figure 25.3. UART Interconnect Diagram ............................................................. 312
Figure 25.4. 8-Bit UART Timing Diagram .............................................................. 312
Figure 25.5. 9-Bit UART Timing Diagram .............................................................. 313
Figure 25.6. UART Multi-Processor Mode Interconnect Diagram ......................... 313
Figure 26.1. SPI Block Diagram ............................................................................ 317
Figure 26.2. Multiple-Master Mode Connection Diagram ...................................... 319
Figure 26.3. 3-Wire Single Master and 3-Wire Single Slave Mode
Connection Diagram .......................................................................... 319
Figure 26.4. 4-Wire Single Master Mode and 4-Wire Slave Mode
Connection Diagram .......................................................................... 320
Figure 26.5. Master Mode Data/Clock Timing ....................................................... 322
Figure 26.6. Slave Mode Data/Clock Timing (CKPHA = 0) ................................... 323
Figure 26.7. Slave Mode Data/Clock Timing (CKPHA = 1) ................................... 323
Figure 26.8. SPI Master Timing (CKPHA = 0) ....................................................... 327
Figure 26.9. SPI Master Timing (CKPHA = 1) ....................................................... 327
Figure 26.10. SPI Slave Timing (CKPHA = 0) ....................................................... 328
Figure 26.11. SPI Slave Timing (CKPHA = 1) ....................................................... 328
Figure 27.1. T0 Mode 0 Block Diagram ................................................................. 333
Figure 27.2. T0 Mode 2 Block Diagram ................................................................. 334
Figure 27.3. T0 Mode 3 Block Diagram ................................................................. 335
Figure 27.4. Timer 2 16-Bit Mode Block Diagram ................................................. 340
Figure 27.5. Timer 2 8-Bit Mode Block Diagram ................................................... 341
Figure 27.6. Timer 2 Capture Mode Block Diagram .............................................. 342
Figure 27.7. Timer 3 16-Bit Mode Block Diagram ................................................. 346
12
Rev. 1.0