Port B Data Register (Pbdr); Port B Register (Portb) - Renesas H8S/2437 Hardware Manual

7.12.2

Port B Data Register (PBDR)

PBDR stores output data for the port B pins.
Bit Bit Name
7 PB7DR
6 PB6DR
5 PB5DR
4 PB4DR
3 PB3DR
2 PB2DR
1 PB1DR
0 PB0DR
7.12.3

Port B Register (PORTB)

PORTB reflects the pin state in port B and cannot be modified.
Bit Bit Name
7 PB7
6 PB6
5 PB5
4 PB4
3 PB3
2 PB2
1 PB1
0 PB0
Note: * Determined by the states of the PB7 to PB0 pins.
Rev. 1.00, 09/03, page 206 of 704
Initial Value R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
Initial Value R/W
*
R
*
R
*
R
*
R
*
R
*
R
*
R
*
R
Description
PBDR stores output data for the port B pins that
are used as the general output ports.
Description
When this register is read, the bit that is set in
PBDDR is read as the value of PBDR. The bit that
is cleared in PBDDR is read as the pin state.