![](http://datasheet.mmic.net.cn/30000/M32176F3TFP_datasheet_2359466/M32176F3TFP_10.png)
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12.2.3
SIO Transmit Control Registers ----------------------------------------------------------------------------- 12-13
12.2.4
SIO Transmit/Receive Mode Registers -------------------------------------------------------------------- 12-15
12.2.5
SIO Transmit Buffer Registers ------------------------------------------------------------------------------ 12-18
12.2.6
SIO Receive Buffer Registers ------------------------------------------------------------------------------- 12-19
12.2.7
SIO Receive Control Registers ----------------------------------------------------------------------------- 12-20
12.2.8
SIO Baud Rate Registers ------------------------------------------------------------------------------------ 12-23
12.2.9
SIO Special Mode Registers -------------------------------------------------------------------------------- 12-24
12.3 Transmit Operation in CSIO Mode ---------------------------------------------------------------------------------- 12-25
12.3.1
Setting the CSIO Baud Rate --------------------------------------------------------------------------------- 12-25
12.3.2
Initializing CSIO Transmission ------------------------------------------------------------------------------ 12-26
12.3.3
Starting CSIO Transmission --------------------------------------------------------------------------------- 12-28
12.3.4
Successive CSIO Transmission ---------------------------------------------------------------------------- 12-28
12.3.5
Processing at End of CSIO Transmission --------------------------------------------------------------- 12-29
12.3.6
Transmit Interrupts --------------------------------------------------------------------------------------------- 12-29
12.3.7
Transmit DMA Transfer Request --------------------------------------------------------------------------- 12-29
12.3.8
Example of CSIO Transmit Operation -------------------------------------------------------------------- 12-31
12.4 Receive Operation in CSIO Mode ----------------------------------------------------------------------------------- 12-33
12.4.1
Initialization for CSIO Reception ---------------------------------------------------------------------------- 12-33
12.4.2
Starting CSIO Reception ------------------------------------------------------------------------------------- 12-35
12.4.3
Processing at End of CSIO Reception -------------------------------------------------------------------- 12-35
12.4.4
About Successive Reception -------------------------------------------------------------------------------- 12-36
12.4.5
Flags Showing the Status of CSIO Receive Operation ----------------------------------------------- 12-37
12.4.6
Example of CSIO Receive Operation --------------------------------------------------------------------- 12-38
12.5 Precautions on Using CSIO Mode ----------------------------------------------------------------------------------- 12-40
12.6 Transmit Operation in UART Mode --------------------------------------------------------------------------------- 12-41
12.6.1
Setting the UART Baud Rate -------------------------------------------------------------------------------- 12-41
12.6.2
UART Transmit/Receive Data Formats ------------------------------------------------------------------- 12-41
12.6.3
Initializing UART Transmission ----------------------------------------------------------------------------- 12-43
12.6.4
Starting UART Transmission -------------------------------------------------------------------------------- 12-45
12.6.5
Successive UART Transmission --------------------------------------------------------------------------- 12-45
12.6.6
Processing at End of UART Transmission --------------------------------------------------------------- 12-45
12.6.7
Transmit Interrupts --------------------------------------------------------------------------------------------- 12-45
12.6.8
Transmit DMA Transfer Request --------------------------------------------------------------------------- 12-46
12.6.9
Example of UART Transmit Operation ------------------------------------------------------------------- 12-47
12.7 Receive Operation in UART Mode ---------------------------------------------------------------------------------- 12-49
12.7.1
Initialization for UART Reception --------------------------------------------------------------------------- 12-49
12.7.2
Starting UART Reception ------------------------------------------------------------------------------------ 12-51
12.7.3
Processing at End of UART Reception ------------------------------------------------------------------- 12-51
12.7.4
Example of UART Receive Operation -------------------------------------------------------------------- 12-53
12.7.5
Start Bit Detection during UART Reception ------------------------------------------------------------- 12-55
12.8 Fixed Period Clock Output Function -------------------------------------------------------------------------------- 12-56
12.9 Precautions on Using UART Mode ---------------------------------------------------------------------------------- 12-57
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