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(b) Asynchronous serial interface mode register (ASIM)
ASIM is set with a 1-bit or 8-bit memory manipulation instruction.
RESET input sets ASIM to 00H.
Symbol
<7>
<6>
5
ASIM
TXE
RXE
PS1
CHAPTER 19 SERIAL INTERFACE CHANNEL 2
4
3
2
1
0
PS0
CL
SL
ISRM SCK
Address
After Reset
R/W
FF70H
00H
R/W
RXE
Receive Operation Control
0
Receive operation stopped
1
Receive operation enabled
TXE
Transmit Operation Control
0
Transmit operation stopped
1
Transmit operation enabled
453
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