tmp88ps42ng TOSHIBA Semiconductor CORPORATION, tmp88ps42ng Datasheet - Page 56

• Manufacturer Part Number: tmp88ps42ng
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

5. Input/Output Ports
5.2 Port P1 (P17 to P10)
P1 Port Input/Output Registers
(0000BH)
(00001H)
output. This port is switched between input and output modes using the P1 port input/output control register (P1CR).
When reset, the P1CR register is initialized to 0, with the P1 port set for input mode. Also, the output latch (P1DR) is
initialized to 0 when reset.
P1DR
P1CR
Port P1 is an 8-bit input/output port shared with external interrupt input, timer/counter input/output, and divider
Control output
Control input
PDW2
Data output
P17
Data input
P1CR
7
7
P1CRi
PDV2
P16
6
6
P1 port input/output control
(Specify bitwise)
PDU2
P15
5
5
utput latch
D
TC5O
PPG1
P14
Q
4
4
Figure 5-3 Port P1
TC5I
P13
DVO
0: Input mode
1: Output mode
3
3
Page 46
INT2
P12
TC1
2
2
INT1
P11
1
1
Note: i = 7
P10
INT0
0
0
P1i
Read/Write
(Initial value: 0000 0000)
TC5O:
(Initial value: 0000 0000)
to
External
0
input
PDO5
,
PWM5
Control input
0
1
values
0
0 0
1 0
CR
1
TMP88PS42NG
R/W