NEC V850ES/F 3-L Series User Manual page 411

Asynchronous Serial Interface (UARTD)
UDnTX signal
0xD5
UDnRX signal
0xAA
UDnSTR.
UDnTSF
internal
error
detection
UDnSTR.
UDnDCE
INTUDnS
(b) Timing example of data consistency error when there is a delay
between transmit and receive operation
Start
D0 D1
bit
Start
D0 D1 D2
bit
User's Manual U18743EE1V2UM00
Communication stops
D2 D3 D4 D5
D3 D4 D5 D6
Chapter 15
Stop
D6 D7
bit
Stop
D7
bit
Reception
end
411