W79E825A Datasheet, PDF (41/127 Pages) Winbond – 8-BIT MICROCONTROLLER

W79E825A/824A/823B/822B Data Sheet
TA
WDCON
MOV
MOV
SETB
ORL
MOV
MOV
ORL
REG
C7H
REG
D8H
TA, #AAH
TA, #55H
WDCON.0
WDCON, #00110000B
TA, #AAH
TA, #55H
WDCON, #00000010B
; To access protected bits
; Reset watchdog timer
; Select 26 bits watchdog timer
; Enable watchdog
PWMP COUNTER LOW BITS REGISTER
Bit: 7
6
5
4
3
2
PWMP.7 PWMP.6 PWMP.5 PWP.4
PWMP.3 PWMP.2
Mnemonic: PWMPL
BIT
NAME
FUNCTION
7~0 PWMP.[7:0] PWM Counter Low Bits Register.
1
0
PWMP.1 PWMP.1
Address: D9h
PWM0 LOW BITS REGISTER
Bit: 7
6
5
4
PWM0.7 PWM0.6 PWM0.5 PWM0.4
Mnemonic: PWM0L
BIT NAME
7~0 PWM0.[7:0] PWM 0 Low Bits Register.
3
PWM0.3
2
PWM0.2
FUNCTION
1
0
PWM0.1 PWM0.1
Address: DAh
PWM1 LOW BITS REGISTER
Bit: 7
6
5
4
PWM1.7 PWM1.6 PWM1.5 PWM1.4
Mnemonic: PWM1L
BIT NAME
7~0 PWM1.[7:0] PWM 1 Low Bits Register.
3
PWM1.3
2
PWM1.2
FUNCTION
1
0
PWM1.1 PWM1.0
Address: DBh
PWM CONTROL REGISTER 1
Bit: 7
6
5
PWMRUN Load
CF
Mnemonic: PWMCON1
4
3
CLRPWM PWM3I
2
PWM2I
1
0
PWM1I
PWM0I
Address: DCh
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Publication Release Date: February 21, 2008
Revision A9