Hitachi H8S/2633 Hardware Manual page 1162

MCU
Port Name Operating
Pin Name Mode
PF5/RD 4 to 6
PF4/HWR
PF3/LWR/
ADTRG/
IRQ3
7
PF2/LCAS/ 4 to 6
WAIT/
BREQO
7
PF1/BACK 4 to 6
BUZZ
7
PF0/BREQ/ 4 to 6
IRQ2
7
PG4/CS0 4, 5
6
7
1150
Power-
On Manual
Reset Reset
H H
T kept
T [CAS output]
H
[Otherwise]
kept
T kept
T kept
T kept
T kept
T kept
H kept
T
T kept
Hardware Software
Standby Standby
Mode Mode
T [OPE = 0]
T
[OPE = 1]
H
T kept
T [LCAS output,
OPE = 0]
T
[LCAS output,
OPE = 1]
LCAS
[Otherwise]
kept
T kept
T [BRLE = 0,
BUZZE = 0]
I/O port
[BRLE = 0,
BUZZE = 1]
H
[BRLE = 1]
H
T kept
T [BRLE = 0]
kept
[BRLE = 1]
T
T kept
T [DDR = 1,
OPE = 0]
T
[DDR = 1,
OPE = 1]
H
[DDR = 0]
T
T kept
Program
Bus Execution
Release State
State Sleep Mode
RD, HWR,
T
LWR
kept I/O port
[LCAS output] [LCAS output]
LCAS
T
[BREQOE = 1] [BREQOE = 1]
BREQO BREQO
[WAITE = 1] [WAITE = 1]
WAIT
T
kept I/O port
[BRLE = 0, [BRLE = 0,
BUZZE = 0] BUZZE = 0]
I/O port I/O port
[BRLE = 0, [BRLE = 0,
BUZZE = 1] BUZZE = 1]
H BUZZ
[BRLE = 1] [BRLE = 1]
BACK
L
kept I/O port
T [BRLE = 0]
I/O port
[BRLE = 1]
BREQO
kept I/O port
T [DDR = 0]
Input port
[DDR = 1]
CS0
kept I/O port