
MB90420G/5G (A) Series
23
(Continued)
Address
Register name
Symbol
Read/write Peripheral function
Initial value
395A
H
Sub second data register
WTBR
R/W
Real time
clock timer
XXXXXXXX
395B
H
XXXXXXXX
- - -
XXXXX
- - XXXXXX
395C
H
395D
H
Second data register
WTSR
R/W
395E
H
Minute data register
WTMR
R/W
- - XXXXXX
- - -
XXXXX
395F
H
Hour data register
WTHR
R/W
3960
H
to
396F
H
LCD display RAM
VRAM
R/W
LCD controller/
driver
XXXXXXXX
3970
H
to
397F
H
(Disabled)
3980
H
PWM1 compare register 0
PWC10
R/W
Stepping motor
controller 0
XXXXXXXX
- - - - - -
XX
XXXXXXXX
- - - - - -
XX
- - 0 0 0 0 0 0
3981
H
3982
H
PWM2 compare register 0
PWC20
R/W
3983
H
3984
H
PWM1 select register 0
PWS10
R/W
3985
H
PWM2 select register 0
PWS20
R/W
- 0 0 0 0 0 0 0
3986
H
to
3987
H
(Disabled)
3988
H
PWM1 compare register 1
PWC11
R/W
Stepping motor
controller 1
XXXXXXXX
- - - - - -
XX
XXXXXXXX
- - - - - -
XX
- - 0 0 0 0 0 0
3989
H
398A
H
PWM2 compare register 1
PWC21
R/W
398B
H
398C
H
PWM1 select register 1
PWS11
R/W
398D
H
PWM2 select register 1
PWS21
R/W
- 0 0 0 0 0 0 0
398E
H
to
398F
H
(Disabled)
3990
H
PWM1 compare register 2
PWC12
R/W
Stepping motor
controller 2
XXXXXXXX
- - - - - -
XX
XXXXXXXX
- - - - - -
XX
- - 0 0 0 0 0 0
3991
H
3992
H
PWM2 compare register 2
PWC22
R/W
3993
H
3994
H
PWM1 select register 2
PWS12
R/W
3995
H
PWM2 select register 2
PWS22
R/W
- 0 0 0 0 0 0 0
3996
H
to
3997
H
(Disabled)