![](http://datasheet.mmic.net.cn/330000/MB90F482_datasheet_16437892/MB90F482_25.png)
MB90480/485 Series
25
(Continued)
Address
Register name
Abbreviated
register name
SMR
SCR
SIDR/SODR
SSR
(Reserved area)
Read/
Write
R/W
W, R/W
R/W
R, R/W
Resource name
Initial value
20
H
21
H
22
H
23
H
24
H
Serial mode register
Serial control register
Serial input/output register
Serial status register
UART
00000X00
B
00000100
B
XXXXXXXX
B
00001000
B
25
H
Communication prescaler control
register
CDCR
R/W
Communication
prescaler (UART)
00--0000
B
26
H
27
H
28
H
Serial mode control status register 0
SMCS0
R/W
SIO1 (ch.0)
----0000
B
00000010
B
XXXXXXXX
B
Serial data register 0
SDR0
R/W
29
H
Communication prescaler control
register 0
SDCR0
R/W
Communication
prescaler
SIO1 (ch.0)
0---0000
B
2A
H
2B
H
2C
H
Serial mode control status register 1
SMCS1
R/W
SIO2 (ch.1)
----0000
B
00000010
B
XXXXXXXX
B
Serial data register 1
SDR1
R/W
2D
H
Communication prescaler control
register 1
SDCR1
R/W
Communication
prescaler
SIO2 (ch.1)
0---0000
B
2E
H
2F
H
30
H
31
H
32
H
33
H
34
H
35
H
36
H
37
H
38
H
39
H
3A
H
3B
H
3C
H
3D
H
3E
H
3F
H
40
H
41
H
42
H
43
H
Reload register L (ch.0)
Reload register H (ch.0)
Reload register L (ch.1)
Reload resister H (ch.1)
Reload register L (ch.2)
Reload register H (ch.2)
Reload register L (ch.3)
Reload register H (ch.3)
Reload register L (ch.4)
Reload register H (ch.4)
Reload register L (ch.5)
Reload register H (ch.5)
PPG0 operating mode control register
PPG1 operating mode control register
PPG2 operating mode control register
PPG3 operating mode control register
PPG4 operating mode control register
PPG5 operating mode control register
PPG0, PPG1 output control register
PPLL0
PPLH0
PPLL1
PPLH1
PPLL2
PPLH2
PPLL3
PPLH3
PPLL4
PPLH4
PPLL5
PPLH5
PPGC0
PPGC1
PPGC2
PPGC3
PPGC4
PPGC5
PPG01
(Reserved area)
PPG23
(Reserved area)
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
8/16-bit PPG
(ch.0 to ch.5)
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
XXXXXXXX
B
0X000XX1
B
0X000001
B
0X000XX1
B
0X000001
B
0X000XX1
B
0X000001
B
00000000
B
8/16-bit PPG
PPG2, PPG3 output control register
R/W
8/16-bit PPG
00000000
B