12
12-58
Ver.0.10
SERIAL I/O
12.7 Receive Operation in UART Mode
Figure 12.7.2 Receive Operation during UART Mode (Hardware Processing)
Receive data
Y
Transfer data from SIO Receive Shift
Register to SIO Receive Buffer Register
Set SIO Receive Control Register's
receive-finished bit to 1
Set receive status bit to 1
Overrun error?
Parity error or
framing error?
Start bit
detected
normally?
Set SIO Receive Control
Register's overrun error bit
and error sum bit to 1
Set SIO Receive Control
Register's corresponding error
bit and receive error sum bit to 1
N
UART reception
completed
The following processing is
automatically executed in hardware
Transmit
conditions
met?
Y
N
UART receive
operation starts
Y
N
N
Y
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 ...