HD6432646 Hitachi, HD6432646 Datasheet - Page 1145

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

D.1
Table D-1 I/O Port States in Each Processing State (H8S/2646, H8S/2646R, H8S/2645)
Port Name
Pin Name
Port 1
Port 2
Port 3
Port 4
Port 5
Port 9
Port A
Port B
Port States in Each Mode
MCU
Operating
Mode
4 to 7
4 to 7
4 to 7
4 to 7
4 to 7
4 to 7
4, 5
6
7
4, 5
6
7
Reset
T
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
T
T
T
Software Standby Mode
kept
kept
kept
T
kept
T
[Address output, OPE = 0]
T
[Address output, OPE = 1]
kept
[Segment, common output]
port
[Otherwise]
kept
[Segment, common output]
port
[Otherwise]
kept
[Address output, OPE = 0]
T
[Address output, OPE = 1]
kept
[Segment output]
port
[Otherwise]
kept
[Segment output]
port
[Otherwise]
kept
Program Execution State
Sleep Mode
I/O port
I/O port
I/O port
Input port
I/O port
Input port
[Address output]
A23 to A16
[Segment, common output]
SEG24 to SEG21
COM4 to COM1
[Otherwise]
I/O port
[Segment, common output]
SEG24 to SEG21
COM4 to COM1
[Otherwise]
I/O port
[Address output]
A15 to A8
[Segment output]
SEG16 to SEG9
[Otherwise]
I/O port
[Segment output]
SEG16 to SEG9
[Otherwise]
I/O port
1111