Port B Input Pull-Up Mos; Table 8.7 Port B Input Pull-Up Mos States - Renesas H8S Series Hardware Manual

Section 8 I/O Ports
• PB1/ WUE1/LSCI
The pin function is switched as shown below according to the combination of the LSCIE bit in
HICR0 of LPC and the PB1DDR bit. When the WUEM1 bit in WUEMRB of the interrupt
controller is cleared to 0, this pin can be used as the WUE1 input pin.
LSCIE
PB1DDR
Pin function
• PB0/WUE0/LSMI
The pin function is switched as shown below according to the combination of the LSMIE bit
in HICR0 of LPC and the PB0DDR bit. When the WUEM0 bit in WUEMRB of the interrupt
controller is cleared to 0, this pin can be used as the WUE0 input pin.
LSMIE
PB0DDR
Pin function
8.11.5

Port B Input Pull-Up MOS

Port B has a built-in input pull-up MOS that can be controlled by software. Table 8.7 summarizes
the input pull-up MOS states.
Table 8.7 Port B Input Pull-Up MOS States
Reset
Off
[Legend]
Off: Always off.
On/Off: On when PBDDR = 0 and PBODR = 1; otherwise off.
Rev. 3.00 Jul. 14, 2005 Page 208 of 986
REJ09B0098-0300
0
0
PB1 input pin
0
0
PB0 input pin
Hardware Standby
Mode
Off
1
PB1 output pin
WUE1 input pin
1
PB0 output pin
WUE0 input pin
Software Standby
Mode
On/Off
1

LSCI output pin
1

LSMI output pin
In Other Operations
On/Off