HD6432621 Hitachi, HD6432621 Datasheet - Page 1063

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

D.1
Table D-1 I/O Port States in Each Processing State
Port Name
Pin Name
Port 1
Port 4
Port 9
PA5
PA4
PA3/A19
PA2/A18
PA1/A17
PA0/A16
Port B
Port States in Each Mode
MCU
Operating
Mode
4, 5
6
7
4 to 7
4 to 7
4 to 7
4, 5
6
7
4, 5
6
7
Power-
On
Reset
L
T
T
T
T
T
L
T
T
L
T
T
Appendix D Pin States
Hardware
Standby
Mode
T
T
T
T
T
T
T
T
T
Software
Standby Mode
[Address output,
OPE = 0]
T
[Address output,
OPE = 1]
kept
[Otherwise]
kept
kept
T
T
kept
[Address output,
OPE = 0]
T
[Address output,
OPE = 1]
kept
[Otherwise]
kept
kept
[Address output,
OPE = 0]
T
[Address output,
OPE = 1]
kept
[Otherwise]
kept
kept
Bus Release
State
[Address output]
T
[Otherwise]
kept
kept
T
T
kept
[Address output]
T
[Otherwise]
kept
kept
[Address output]
T
[Otherwise]
kept
kept
Program
Execution State
Sleep Mode
[Address output]
A23 to A20
[Otherwise]
I/O port
I/O port
Input port
Input port
I/O port
[Address output]
A19 to A17
[Otherwise]
I/O port
I/O port
[Address output]
A15 to A8
[Otherwise]
I/O port
I/O port
1019