HD64F2638F20J Datasheet, PDF (1468/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Appendix B Internal I/O Register
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
FLPWCR—Flash Memory Power Control Register H'FFAC
Bit
7
6
5
4
3
2
PDWND ⎯
⎯
⎯
⎯
⎯
Initial value
0
0
0
0
0
0
Read/Write R/W
R
R
R
R
R
Flash Memory
1
0
⎯
⎯
0
0
R
R
Power-Down Disable
0 Transition to flash memory power-down mode enabled
1 Transition to flash memory power-down mode disabled
PORT1—Port 1 Register
H'FFB0
Port
Bit
7
6
5
4
3
2
1
0
P17
P16
P15
P14
P13
P12
P11
P10
Initial value ⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
Read/Write
R
R
R
R
R
R
R
R
State of the port 1 pins
Note: * Determined by state of pins P17 to P10.
PORT3—Port 3 Register
H'FFB2
Bit
7
6
5
4
3
2
1
⎯
⎯
P35
P34
P33
P32
P31
Initial value Undefined Undefined ⎯*
⎯*
⎯*
⎯*
⎯*
Read/Write
⎯
⎯
R
R
R
R
R
State of the port 3 pins
Note: * Determined by state of pins P35 to P30.
Port
0
P30
⎯*
R
Page 1418 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010