HD6432621 Hitachi, HD6432621 Datasheet - Page 1031

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

FLPWCR—Flash Memory Power Control Register
PORT1—Port 1 Register
PORT4—Port 4 Register
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: * Determined by the state of pins P17 to P10.
Note: * Determined by the state of pins P47 to P40.
:
:
:
:
:
:
:
:
:
Power-down disable
PDWND
0 Transition to flash memory power-down mode enabled
1 Transition to flash memory power-down mode disabled
R/W
P17
P47
—*
—*
R
R
7
0
7
7
P16
P46
—*
—*
—
R
R
R
6
0
6
6
P15
P45
—*
—*
—
R
R
R
5
0
5
5
State of port 1 pins
State of port 4 pins
P14
P44
—*
—*
—
R
R
R
4
0
4
4
H'FFB0
H'FFB3
P13
P43
—*
—*
—
R
R
R
3
0
3
3
H'FFAC
P12
P42
—*
—*
—
R
R
R
2
0
2
2
P11
P41
—*
—*
—
R
R
R
1
0
1
1
P10
P40
—*
—*
—
R
R
R
0
0
0
0
Port 1
Port 4
ROM
987