PD17012_15 Datasheet, PDF (85/320 Pages) Renesas Technology Corp – 4-BIT SINGLE-CHIP MICROCONTROLLERS WITH DIGITAL TUNING SYSTEM HARDWARE

µPD17012, 17P012
(3) Port 1A bit I/O select register
Name
Port 1A bit I/O select
register
Flag symbol Address
b3 b2 b1 b0
0PPP
35H
111
AAA
BBB
III
OOO
210
Read/
Write
R/W
Sets input or output mode of port
0 Sets P1A0 pin in input mode.
1 Sets P1A0 pin in output mode.
Sets input or output mode of port
0
Sets P1A1 pin in input mode.
1
Sets P1A1 pin in output mode.
Sets input or output mode of port
0
Sets P1A2 pin in input mode.
1
Sets P1A2 pin in output mode.
Fixed to "0"
0
1
Power-on
Clock stop
CE
0000
000
000
Data Sheet U10101EJ4V0DS
83