MB90822 Datasheet, PDF (61/98 Pages) List of Unclassifed Manufacturers – 16-bit Proprietary Microcontroller

MB90820 Series
(1) Register configuration
Serial Status Register
Address: ch0 000023H
ch1 000027H
Read/write
Initial value
15
14
13 12 11 10
9
8
PE ORE FRE RDRF TDRE BDS RIE TIE
R
R
R
R
R R/W R/W R/W
0
0
0
0
1
0
0
0
Serial Input Data Register / Serial Output Data Register
7
6
5
4
3
2
1
0
Address: ch0 000022H
ch1 000026H
D7 D6 D5 D4 D3 D2 D1 D0
Read/write
Initial value
R/W R/W R/W R/W R/W R/W R/W R/W
X
X
X
X
X
X
X
X
Serial Control Register
Address: ch0 000021H
ch1 000025H
Read/write
Initial value
15
14
13 12 11 10
9
8
PEN P SBL CL A/D REC RXE TXE
R/W R/W R/W R/W R/W W R/W R/W
0
0
0
0
0
1
0
0
Serial Mode Register
Address: ch0 000020H
ch1 000024H
7
6
5
4
3
2
1
0
MOD1 MOD0 CS2 CS1 CS0 RST SCKE SOE
Read/write
Initial value
R/W R/W R/W R/W R/W R/W R/W R/W
0
0
0
0
0
0
0
0
Bit
SSR0, SSR1
Bit
SIDR0, SIDR1/
SODR0, SODR1
Bit
SCR0, SCR1
Bit
SMR0, SMR1
Clock Division Control Register
15
14
13 12 11 10 9
8
Bit
Address: ch0 000035H
ch1 000037H
MD ILS
DIV2 DIV1 DIV0
CDCR0,
CDCR1
Read/write R/W R/W
R/W R/W R/W
Initial value
0
0
X
X
X
0
0
0
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