![](http://datasheet.mmic.net.cn/330000/MB90F884SPMC_datasheet_16438058/MB90F884SPMC_26.png)
MB90880 Series
26
(Continued)
Address
Register
abbreviation
Register name
R/W
Resource
Initial value
000020
H
SMR0
Serial bus mode register ch.0
R/W
Multi-function serial
ch.0
$$$$$$$$
B
000021
H
SCR0/IBCR0SCR0/IBCR0 serial bus control
register/I
2
C bus control register ch.0
R/W
$$$$$$$$
B
000022
H
ESCR0/
IBSR0
Extended communication control
register/I
2
C bus status register ch.0
R/W
$$$$$$$$
B
000023
H
SSR0
Serial status register ch.0
R/W
$$$$$$$$
B
000024
H
RDR00/
TDR00
Transmission/reception data register 0
ch.0
R,W
$$$$$$$$
B
000025
H
RDR10/
TDR10
Transmission/reception data register 1
ch.0
R,W
$$$$$$$$
B
000026
H
BGR00
Baud rate generator register 0 ch.0
R/W
$$$$$$$$
B
000027
H
BGR10
Baud rate generator register 1 ch.0
R/W
$$$$$$$$
B
000028
H
ISBA0
7-bit slave address register ch.0
R/W
00000000
B
000029
H
ISMK0
7-bit slave address mask register ch.0
R/W
01111111
B
00002A
H
SMR1
Serial bus mode register ch.1
R/W
Multi-function serial
ch.1
$$$$$$$$
B
00002B
H
SCR1/IBCR1Serial bus control register / I
2
C bus
control register ch.1
R/W
$$$$$$$$
B
00002C
H
ESCR1/
IBSR1
Extended communication control
register / I
2
C bus status register ch.1
R/W
$$$$$$$$
B
00002D
H
SSR1
Serial status register ch.1
R/W
$$$$$$$$
B
00002E
H
RDR01/
TDR01
Transmission/reception data register 0
ch.1
R,W
$$$$$$$$
B
00002F
H
RDR11/
TDR11
Transmission/reception data register 1
ch.1
R,W
$$$$$$$$
B
000030
H
BGR01
Baud rate generator register 0 ch.1
R/W
$$$$$$$$
B
000031
H
BGR11
Baud rate generator register 1 ch.1
R/W
$$$$$$$$
B
000032
H
ISBA1
7-bit slave address register ch.1
R/W
00000000
B
000033
H
ISMK1
7-bit slave address mask register ch.1
R/W
01111111
B
000034
H
ADCSL
Lower A/D control status register
R/W
A/D Converter
00011110
B
000035
H
ADCSH
Higher A/D control status register
R/W
00000000
B
000036
H
ADCRL
Lower A/D data register
R
XXXXXXXX
B
000037
H
ADCRH
Higher A/D data register
R
111111XX
B
000038
H
ADSRL
Lower A/D conversion channel setting
register
R/W
00000000
B
000039
H
ADSRH
Higher A/D conversion channel setting
register
R/W
00000000
B
00003A
H
Reserved