HD6433802H Datasheet, PDF (375/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

AEGSR—Input Pin Edge Selection Register
H'92
Bit
7
6
5
4
3
2
1
0
AHEGS1 AHEGS0 ALEGS1 ALEGS0 AIEGS1 AIEGS0 ECPWME —
Initial value 0
0
0
0
0
0
0
0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
AEC
Reserved bit
Event counter PWM enable/disable,
IRQAEC select/deselect
0 AEC PWM halted, IRQAEC selected
1 AEC PWM operation enabled, IRQAEC deselected
IRQAEC edge select
Bit 3 Bit 2
Description
AIEGS1 AIEGS0
0
0
Falling edge on IRQAEC pin is sensed
0
1
Rising edge on IRQAEC pin is sensed
1
0
Both edges on IRQAEC pin are sensed
1
1
Use prohibited
AEC edge select L
Bit 5 Bit 4
ALEGS1 ALEGS0
0
0
0
1
1
0
1
1
Description
Falling edge on AEVL pin is sensed
Rising edge on AEVL pin is sensed
Both edges on AEVL pin are sensed
Use prohibited
AEC edge select H
Bit 7 Bit 6
AHEGS1 AHEGS0
0
0
0
1
1
0
1
1
Description
Falling edge on AEVH pin is sensed
Rising edge on AEVH pin is sensed
Both edges on AEVH pin are sensed
Use prohibited
357