TMP91C824
91C824-236
2008-02-20
(1)
I/O ports
Symbol
Name
Address
7 6 5 4 3 2 1 0
P17 P16 P15 P14 P13 P12 P11 P10
R/W
P1 Port
1 01H
Data from external port (Output latch register cleared to “0”.)
P27 P26 P25 P24 P23 P22 P21 P20
R/W
P2 Port
2 06H
1 1 1 1 1 1 1 1
P56
P55
P54
R/W
Data from external port
(Output latch register is set to “1”.)
P5 Port
5 0DH
0 (Output latch register)
: Pull-up resistor OFF
1 (Output latch register)
: Pull-up resistor ON
P67 P66 P65 P64 P63 P62 P61 P60
R/W
P6 Port
6 12H
1 1 1 1 1 0 1 1
P72
P71
P70
R/W
Data from external port
(Output latch register is set to “1”.)
P7 Port
7 13H
0 (Output latch register)
: Pull-up resistor OFF
1 (Output latch register)
: Pull-up resistor ON
–
P87 P86 P85 P84 P83 P82 P81 P80
R
P8 Port
8 18H
Data from external port
PB6 PB5 PB4 PB3 PB2 PB1 PB0
R/W
PB Port
B 22H
Data from external port (Output latch register is set to “1”.)
PC5 PC4 PC3 PC2 PC1 PC0
R/W
PC Port
C 23H
Data from external port (Output latch register is set to “1”.)
PD7
PD6
PD5
R/W
PD Port
D 29H
1
1
1
PZ3
PZ2
RDE
R/W
R/W
Data from external port
(Output latch register
is set to “1”.)
1
PZ Port
Z 7DH
0 (Output latch register)
: Pull-up resistor OFF
1 (Output latch register)
: Pull-up resistor ON
–