HD6433802H Datasheet, PDF (218/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

3. Pin configuration
Table 9.7 shows the asynchronous event counter pin configuration.
Table 9.7 Pin Configuration
Name
Abbrev. I/O
Asynchronous event input H
AEVH Input
Asynchronous event input L
AEVL Input
Event input enable interrupt input IRQAEC Input
Function
Event input pin for input to event counter H
Event input pin for input to event counter L
Input pin for interrupt enabling event input
4. Register configuration
Table 9.8 shows the register configuration of the asynchronous event counter.
Table 9.8 Asynchronous Event Counter Registers
Name
Abbrev.
R/W
Event counter PWM compare register H ECPWCRH
R/W
Event counter PWM compare register L ECPWCRL
R/W
Event counter PWM data register H ECPWDRH
W
Event counter PWM data register L
ECPWDRL
W
Input pin edge selection register
AEGSR
R/W
Event counter control register
ECCR
R/W
Event counter control/status register ECCSR
R/W
Event counter H
ECH
R
Event counter L
ECL
R
Clock stop register 2
CKSTP2
R/W
Initial Value
H'FF
H'FF
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'FF
Address
H'FF8C
H'FF8D
H'FF8E
H'FF8F
H'FF92
H'FF94
H'FF95
H'FF96
H'FF97
H'FFFB
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