Pulse-Width Modulator for Motor Control (PWMMC)
Features
MC68HC908MR16/MC68HC908MR32 — Rev. 4.0 Advance Information
MOTOROLA Pulse-Width Modulator for Motor Control (PWMMC) 139
$0029 PWM Counter Modulo Register
Low (PMODL)
See page 169.
Read: Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Write:
Reset: X X X X X X X X
$002A PWM 1 Value Register High
(PVAL1H)
See page 170.
Read: Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
Write:
Reset: 0 0 0 0 0 0 0 0
$002B PWM 1 Value Register Low
(PVAL1L)
See page 170.
Read: Bit 7 Bit 6 Bit 5 Bit 4 B it 3 Bit 2 Bit 1 Bit 0
Write:
Reset: 0 0 0 0 0 0 0 0
$002C PWM 2 Value Register High
(PVAL2H)
See page 170.
Read: Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
Write:
Reset: 0 0 0 0 0 0 0 0
$002D PWM 2 Value Register Low
(PVAL2L)
See page 170.
Read: Bit 7 Bit 6 Bit 5 Bit 4 B it 3 Bit 2 Bit 1 Bit 0
Write:
Reset: 0 0 0 0 0 0 0 0
$002E PWM 3 Value Register High
(PVAL3H)
See page 170.
Read: Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
Write:
Reset: 0 0 0 0 0 0 0 0
$002F PWM 3 Value Register Low
(PVAL3L)
See page 170.
Read: Bit 7 Bit 6 Bit 5 Bit 4 B it 3 Bit 2 Bit 1 Bit 0
Write:
Reset: 0 0 0 0 0 0 0 0
$0030 PWM 4 Value Register High
(PVAL4H)
See page 170.
Read: Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
Write:
Reset: 0 0 0 0 0 0 0 0
$0031 PWM 4 Value Register Low
(PVAL4L)
See page 170.
Read: Bit 7 Bit 6 Bit 5 Bit 4 B it 3 Bit 2 Bit 1 Bit 0
Write:
Reset: 0 0 0 0 0 0 0 0
Addr. Register Name Bit 7 6 5 4 3 2 1 Bit 0
R= Reserved Bold = Buffered X = Indeterminate
Figure 9-2. Register Summary (Sheet 2 of 3)