hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 636

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Appendix B Internal I/O Registers
PWCR1—PWM1 Control Register
Bit
Initial value
Read/Write
Rev. 7.00 Mar 10, 2005 page 594 of 652
REJ09B0042-0700
Notes: 1. tφ: Period of PWM1 input clock
PWH Output Select (H8/38124 Group only)
0 10-bit PWM
1 Event counter PWM
2. 1 on products other than the H8/38124 Group
Clock Select
0 The input clock is φ (tφ *
1 The input clock is φ/4 (tφ *
The conversion period is 512/φ, with a minimum modulation width of 1/2φ
The input clock is φ/2 (tφ *
The conversion period is 1,024/φ, with a minimum modulation width of 1/φ
The conversion period is 2,048/φ, with a minimum modulation width of 2/φ
The input clock is φ/8 (tφ *
The conversion period is 4,096/φ, with a minimum modulation width of 4/φ


7
1


6
1


1
5
1
= 1/φ)
1
1
1
= 2/φ)
= 4/φ)
= 8/φ)


4
1


3
1
H'D0
PWCR12
R/W
0 *
2
2
PWCR11
W
1
0
PWCR10
10-Bit PWM
W
0
0