HD6473847RHV Datasheet, PDF (341/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 11 10-Bit PWM
Selects the PWCR output format and the conversion period on the H8/38104 Group.
Initial
Bit
Bit Name Value R/W
7 to 3 ⎯
All 1
⎯
2
PWCR2 0
W
1
PWCR1 0
W
0
PWCR0 0
W
Legend: tφ: Period of PWM clock input
Description
Reserved
This bit is reserved. It is always read as 1 and cannot
be written to.
Output Format Select
0: 10-bit PWM
1: Event counter PWM (PWM incorporating AEC)
Clock Select 1, 0
00: The input clock is φ (tφ = 1/φ)
— The conversion period is 512/φ, with a minimum
modulation width of 1/2φ
01: The input clock is φ/2 (tφ = 2/φ)
— The conversion period is 1,024/φ, with a
minimum modulation width of 1/φ
10: The input clock is φ/4 (tφ = 4/φ)
— The conversion period is 2,048/φ, with a
minimum modulation width of 2/φ
11: The input clock is φ/8 (tφ = 8/φ)
— The conversion period is 4,096/φ, with a
minimum modulation width of 4/φ
Rev. 7.00 Mar. 08, 2010 Page 309 of 510
REJ09B0024-0700