Panasonic MN103S

Chapter 7
I/O Port
Control Registers VII - 11
■ Port 1 I/O Control Register (P1DIR: 0x0000A021) [8-bit access register]
■ Port 1 Output Mode Register (P1MD: 0x0000A031) [8-bit access register]
bp 76 5 43210
Flag P17D P16D Reser
ved
P14D P13D P12D P11D P10D
At reset 00 0 00000
Access R/W R/W R/W R/W R/W R/W R/W R/W
bp Flag Description Set condition
7-6
P17D
to
P16D
I/O mode selection 0: Input mode
1: Output mode
5 Reserved - Write "0"
4-0
P14D
to
P10D
I/O mode selection 0: Input mode
1: Output mode
bp 76543210
Flag P17M P16M Reser
ved
-----
At reset 00000000
Access R/WR/WR/WRRRRR
bp Flag Description Set condition
7P17M
Output pin setting 0: P17 pin
1: SB02 pin
6P16M
Output pin setting 0: P16 pin
1: TM17IO pin
5 Reserved - Write "0"
4-0 - - -