TMP91FY42FG Datasheet, PDF (84/332 Pages) Toshiba Semiconductor – Original CMOS 16-Bit Microcontroller

TMP91FY42
7
PA
Bit symbol
PA7
(001EH) _Read/Write
After reset
PACR
(0020H)
Bit symbol
Read/Write
After reset
Function
7
PA7C
0
7
PAFC ^{Bit symbol}
−
(0021H) _Read/Write
After reset
0
Function
Port A register
6
5
4
3
2
1
PA6
PA5
PA4
PA3
PA2
PA1
R/W
Data from external port (Output latch register is set to “1”)
Port A control register
6
PA6C
0
5
4
3
2
PA5C
PA4C
PA3C
PA2C
W
0
0
0
0
0: Input
1: Output
1
PA1C
0
Port A function register
6
5
−
−
0
0
Always write “0”
4
3
2
1
−
PA3F
PA2F
PA2F
W
0
0
0
0
0: Port
0: Port
0: Port
1: INT4 1: INT3 1: INT2
input
input
input
0
PA0
0
PA0C
0
0
PA0F
0
0: Port
1: INT1
input
PA0 INT1 input setting
PAFC<PA0F> 1
PACR<PA0C> 0
PA1 INT2 input setting
PAFC<PA1F>> 1
PACR<PA1C> 0
PA2 INT3 input setting
PAFC<PA2F> 1
PACR<PA2C> 0
PA3 INT4 input setting
PAFC<PA3F> 1
PACR<PA3C> 0
Note: Read-modify-write is prohibited for registers PACR and PAFC.
Figure 3.5.33 Register for Port A
91FY42-82
2006-11-08