Port 9 Data Register (P9Dr); Port 9 Register (Port9) - Renesas H8S/2437 Hardware Manual

7.10.2

Port 9 Data Register (P9DR)

P9DR stores output data for the port 9 pins.
Bit Bit Name
7 P97DR
6 P96DR
5 P95DR
4 P94DR
3 P93DR
2 P92DR
1 P91DR
0 P90DR
7.10.3

Port 9 Register (PORT9)

PORT9 reflects the pin state in port 9 and cannot be modified.
Bit Bit Name
7 P97
6 P96
5 P95
4 P94
3 P93
2 P92
1 P91
0 P90
Note: * Determined by the states of the P97 to P90 pins.
Rev. 1.00, 09/03, page 190 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
P9DR stores output data for the port 9 pins that are
used as the general output ports.
Description
When this register is read, the bit that is set in
P9DDR is read as the value of P9DR. The bit
that is cleared in P9DDR is read as the pin
state.