12
12-49
Ver.0.10
Figure 12.6.3 Procedure for UART Transmit Initialization
Note : When you selected f(BCLK) for the BRG count source (CDVI), you are subject to limitations that
the baud rate register value you set must be equal to or greater than 7.
SERIAL I/O
12.6 Transmit Operation in UART Mode
Set SIO Transmit/Receive Mode Register
Initial settings for UART
transmission
• Set register to UART mode
• Set parity (when enabled,
select odd/even)
(When using DMAC)
Set DMAC related registers
(When using interrupt)
Set the Interrupt Controller
• Enable/disable transmit interrupt
Set SIO Interrupt Related Registers
• Divide-by ratio H'00 to H'FF (Note)
Set SIO Baud Rate Register
• Select clock divider's divide-by ratio
Set SIO Transmit Control Register
Set input/output port
Operation Mode Register
Serial I/O
related
registers
Initial settings for UART
transmission finished
• Set stop bit length
• Set character length
Summary of Contents for M32170F3VFP
Page 42: ...1 1 24 Ver 0 10 OVERVIEW 1 4 Pin Layout This is a blank page ...
Page 56: ...2 2 14 Ver 0 10 This is a blank page ...
Page 88: ...3 3 32 Ver 0 10 ADDRESS SPACE 3 7 Notes on Address Space This is a blank page ...
Page 270: ...9 9 40 Ver 0 10 DMAC 9 4 Precautions about the DMAC This is a blank page ...
Page 614: ...12 12 64 Ver 0 10 This is a blank page SERIAL I O 12 9 Precautions on Using UART Mode ...
Page 756: ...17 17 10 Ver 0 10 RAM BACKUP MODE 17 4 Exiting RAM Backup Mode Wakeup This is a blank page ...
Page 762: ...18 18 6 Ver 0 10 OSCILLATION CIRCUIT 18 2 Clock Generator Circuit This is a blank page ...
Page 831: ...CHAPTER 22 CHAPTER 22 TYPICAL CHARACTERISTICS 22 1 A D Conversion Characteristics ...
Page 833: ...Appendix 1 1 Dimensional Outline Drawing APPENDIX 1 APPENDIX 1 MECHANICAL SPECIFICATIONS ...
Page 841: ...Appendix 3 1 Precautions about Noise APPENDIX 3 APPENDIX 3 PRECAUTIONS ABOUT NOISE ...