HD6473847RHV Datasheet, PDF (273/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 9 Timers
Input Pin Edge Select Register (AEGSR): AEGSR selects rising, falling, or both edge sensing
for the AEVH, AEVL, and IRQAEC pins.
Initial
Bit
Bit Name Value R/W Description
7
AHEGS1 0
R/W AEC Edge Select H
6
AHEGS0 0
R/W Select rising, falling, or both edge sensing for the AEVH
pin.
00: Falling edge on AEVH pin is sensed
01: Rising edge on AEVH pin is sensed
10: Both edges on AEVH pin are sensed
11: Setting prohibited
5
ALEGS1 0
R/W AEC Edge Select L
4
ALEGS0 0
R/W Select rising, falling, or both edge sensing for the AEVL
pin.
00: Falling edge on AEVL pin is sensed
01: Rising edge on AEVL pin is sensed
10: Both edges on AEVL pin are sensed
11: Setting prohibited
3
AIEGS1 0
R/W IRQAEC Edge Select
2
AIEGS0 0
R/W Select rising, falling, or both edge sensing for the
IRQAEC pin.
00: Falling edge on IRQAEC pin is sensed
01: Rising edge on IRQAEC pin is sensed
10: Both edges on IRQAEC pin are sensed
11: Setting prohibited
1
ECPWME 0
R/W Event Counter PWM Enable
Controls operation of event counter PWM and selection
of IRQAEC.
0: AEC PWM halted, IRQAEC selected
1: AEC PWM enabled, IRQAEC not selected
0
⎯
0
R/W Reserved
This bit can be read from or written to. However, this bit
should not be set to 1.
Rev. 7.00 Mar. 08, 2010 Page 241 of 510
REJ09B0024-0700