
User’s Manual U17854EJ8V0UD
12
10.7 Cautions for A/D Converter ..................................................................................................... 328
CHAPTER 11 SERIAL ARRAY UNIT.................................................................................................. 333
11.1 Functions of Serial Array Unit................................................................................................. 333
11.1.1 3-wire serial I/O (CSI00, CSI10) ....................................................................................................333
11.1.2 UART (UART0, UART1, UART3) ..................................................................................................334
11.1.3 Simplified I
2C (IIC10) .....................................................................................................................335
11.2 Configuration of Serial Array Unit .......................................................................................... 336
11.3 Registers Controlling Serial Array Unit ................................................................................. 341
11.4 Operation stop mode ............................................................................................................... 363
11.4.1 Stopping the operation by units .....................................................................................................363
11.4.2 Stopping the operation by channels ..............................................................................................364
11.5 Operation of 3-Wire Serial I/O (CSI00, CSI10) Communication ........................................... 366
11.5.1 Master transmission ......................................................................................................................367
11.5.2 Master reception ...........................................................................................................................376
11.5.3 Master transmission/reception ......................................................................................................382
11.5.4 Slave transmission ........................................................................................................................390
11.5.5 Slave reception .............................................................................................................................399
11.5.6 Slave transmission/reception ........................................................................................................405
11.5.7 Calculating transfer clock frequency..............................................................................................414
11.6 Operation of UART (UART0, UART1, UART3) Communication ........................................... 416
11.6.1 UART transmission .......................................................................................................................417
11.6.2 UART reception.............................................................................................................................427
11.6.3 LIN transmission ...........................................................................................................................434
11.6.4 LIN reception.................................................................................................................................437
11.6.5 Calculating baud rate ....................................................................................................................442
11.7 Operation of Simplified I
2C (IIC10) Communication.............................................................. 446
11.7.1 Address field transmission ............................................................................................................447
11.7.2 Data transmission..........................................................................................................................452
11.7.3 Data reception ...............................................................................................................................455
11.7.4 Stop condition generation..............................................................................................................459
11.7.5 Calculating transfer rate ................................................................................................................460
11.8 Processing Procedure in Case of Error ................................................................................. 463
11.9 Relationship Between Register Settings and Pins ............................................................... 465
CHAPTER 12 SERIAL INTERFACE IIC0............................................................................................ 470
12.1 Functions of Serial Interface IIC0 ........................................................................................... 470
12.2 Configuration of Serial Interface IIC0 ..................................................................................... 473
12.3 Registers to Controlling Serial Interface IIC0........................................................................ 476
12.4 I
2C Bus Mode Functions .......................................................................................................... 488
12.4.1 Pin configuration ...........................................................................................................................488
12.5 I
2C Bus Definitions and Control Methods .............................................................................. 489
12.5.1 Start conditions .............................................................................................................................489
12.5.2 Addresses .....................................................................................................................................490
12.5.3 Transfer direction specification......................................................................................................490
12.5.4 Transfer clock setting method .......................................................................................................491
12.5.5 Acknowledge (ACK) ......................................................................................................................492
12.5.6 Stop condition ...............................................................................................................................494