32182 datasheet(22/755 Pages) RENESAS

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12.6.5

Successive UART Transmission --------------------------------------------------------------------------- 12-43

12.6.6

Processing at End of UART Transmission --------------------------------------------------------------- 12-43

12.6.7

Transmit Interrupts --------------------------------------------------------------------------------------------- 12-43

12.6.8

Transmit DMA Transfer Request --------------------------------------------------------------------------- 12-44

12.6.9

Example of UART Transmit Operation -------------------------------------------------------------------- 12-45

12.7 Receive Operation in UART Mode ---------------------------------------------------------------------------------- 12-47

12.7.1

Initialization for UART Reception --------------------------------------------------------------------------- 12-47

12.7.2

Starting UART Reception ------------------------------------------------------------------------------------ 12-49

12.7.3

Processing at End of UART Reception ------------------------------------------------------------------- 12-49

12.7.4

Example of UART Receive Operation -------------------------------------------------------------------- 12-51

12.7.5

Start Bit Detection during UART Reception -------------------------------------------------------------- 12-53

12.8 Fixed Period Clock Output Function -------------------------------------------------------------------------------- 12-54

12.9 Precautions on Using UART Mode ---------------------------------------------------------------------------------- 12-55

CHAPTER 13 CAN MODULE

13.1 Outline of the CAN Module -------------------------------------------------------------------------------------------- 13-2

13.2 CAN Module Related Registers -------------------------------------------------------------------------------------- 13-4

13.2.1

CAN Control Registers ---------------------------------------------------------------------------------------- 13-15

13.2.2

CAN Status Registers ----------------------------------------------------------------------------------------- 13-18

13.2.3

CAN Frame Format Select Registers --------------------------------------------------------------------- 13-21

13.2.4

CAN Configuration Registers -------------------------------------------------------------------------------- 13-22

13.2.5

CAN Timestamp Count Registers -------------------------------------------------------------------------- 13-24

13.2.6

CAN Error Count Registers ---------------------------------------------------------------------------------- 13-25

13.2.7

CAN Baud Rate Prescalers ---------------------------------------------------------------------------------- 13-26

13.2.8

CAN Interrupt Related Registers --------------------------------------------------------------------------- 13-27

13.2.9

CAN Cause of Error Registers ------------------------------------------------------------------------------ 13-45

13.2.10 CAN Mode Registers ------------------------------------------------------------------------------------------ 13-46

13.2.11 CAN DMA Transfer Request Select Register ----------------------------------------------------------- 13-47

13.2.12 CAN Mask Registers ------------------------------------------------------------------------------------------ 13-48

13.2.13 CAN Single-Shot Mode Control Registers --------------------------------------------------------------- 13-52

13.2.14 CAN Message Slot Control Registers --------------------------------------------------------------------- 13-53

13.2.15 CAN Message Slots ------------------------------------------------------------------------------------------- 13-57

13.3 CAN Protocol ------------------------------------------------------------------------------------------------------------- 13-72

13.3.1

CAN Protocol Frames ----------------------------------------------------------------------------------------- 13-72

13.3.2

Data Formats during CAN Transmission/Reception --------------------------------------------------- 13-73

13.3.3

CAN Controller Error States --------------------------------------------------------------------------------- 13-74

13.4 Initializing the CAN Module -------------------------------------------------------------------------------------------- 13-75

13.4.1

Initializing the CAN Module ---------------------------------------------------------------------------------- 13-75

13.5 Transmitting Data Frames --------------------------------------------------------------------------------------------- 13-78

13.5.1

Data Frame Transmit Procedure --------------------------------------------------------------------------- 13-78

13.5.2

Data Frame Transmit Operation ---------------------------------------------------------------------------- 13-79

13.5.3

Transmit Abort Function -------------------------------------------------------------------------------------- 13-80

13.6 Receiving Data Frames ------------------------------------------------------------------------------------------------ 13-81

13.6.1

Data Frame Receive Procedure ---------------------------------------------------------------------------- 13-81

13.6.2

Data Frame Receive Operation ----------------------------------------------------------------------------- 13-82

13.6.3

Reading Out Received Data Frames ---------------------------------------------------------------------- 13-84

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