CHAPTER 10 SERIAL INTERFACE FUNCTION
User’s Manual U15195EJ5V0UD
455
Figure 10-18. Asynchronous Serial Interface Transmission Completion Interrupt Timing
(a) When stop bit length = 1 bit
Start
Parity
Stop
D0
TXD1 (output)
INTST1 interrupt
Flag in transmission
(SOT1)
D1
D2
D6
D7
(b) When stop bit length = 2 bits
Start
Parity Stop
D0
TXD1 (output)
INTST1 interrupt
Flag in transmission
(SOT1)
D1
D2
D6
D7
(c) In 2-frame continuous transmission mode
Start
Start
Stop
Parity
Stop
D0
TXD1 (output)
INTST1 interrupt
Flag in
transmission
(SOT1)
D1
1st frame
2nd frame
D1
D5
D6
D7
Parity