Pin Functions; Port 1 Input Pull-Up Mos; Table 8.2 Port 1 Input Pull-Up Mos States - Renesas H8S Series Hardware Manual

Section 8 I/O Ports
8.1.4

Pin Functions

• P17, P16, P15, P14, P13, P12, P11, P10
The function of port 1 pins is switched as shown below according to the P1nDDR bit.
P1nDDR
Pin function
Note: n = 7 to 0
8.1.5

Port 1 Input Pull-Up MOS

Port 1 has a built-in input pull-up MOS that can be controlled by software. Table 8.2 summarizes
the input pull-up MOS states.
Table 8.2 Port 1 Input Pull-Up MOS States
Reset
Off
[Legend]
Off: Always off.
On/Off On when P1DDR = 0 and P1PCR = 1; otherwise off.
Rev. 3.00 Jul. 14, 2005 Page 166 of 986
REJ09B0098-0300
P1n input pin
Hardware Standby
Mode
Off
0
Software Standby
Mode
On/Off
1
P1n output pin
In Other Operations
On/Off