MC81F4104 Datasheet, PDF (82/118 Pages) Finechips – ABOV SEMICONDUCTOR

MC81F4104
18.1 Registers
PWMSCR
PWM STATUS AND CONTROL REGISTER (PWMSCR)
00E2H
7
6
5
4
3
2
1
0
PWMSCR POL2 PWMS -
-
–
–
–
– Reset value:
R/W R/W R/W R/W –
–
–
–
00--_----b
POL2
PWM 2 Polarity Selection Bit
PWMS
–
PWM Selection Bit
bit5 – bit0
0: PWM 2 duty active low
1: PWM 2 duty active high
0: Timer 2 mode (interval or capture)
1: PWM mode (PWM2O, PWM3O, PWM4O )
Not used for MC81F4104
PWMPDR
PWM PERIOD DUTY REGISTER
00E3H
PWMPDR
7
6
5
4
3
2
1
0
-
-
P2DH P2DL PPH PPL Reset value:-0H
R/W R/W R/W R/W R/W R/W R/W R/W
-
P2DH
P2DL
PPH
PPL
bit 7 – bit 4
PWM 2 Duty High Bit
PWM 2 Duty Low Bit
PWM Period High Bit
PWM Period Low Bit
Not used for MC81F4104
PWM2 duty value ( 9,8th bits )
Period value
( 9/8th bits )
PWM2DR
PWM 2 DATA REGISTER
00E6H
PWM2DR
7
6
5
4
3
2
1
0
One byte register
Reset value: FFH
R/W R/W R/W R/W R/W R/W R/W R/W
A 8-bit data register for lower bits of 10-bit PWM 2 duty value.
82
October 19, 2009 Ver.1.35