Fujitsu MB90460 Series, Hardware Manual, Page: 494 / 739

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CHAPTER 17 UART
17.4 UART Registers
The following figure shows the UART registers.
■
UART Registers
Figure 17.4-1 UART Registers
7 6 5 4 3 2 1 0
UART Input Data Register / Output Data Register
15 14 13 12 11 10 9 8
Serial Control Register
Address: ch.0 000022
H
ch.2 000026
H
SIDR0,SIDR1 /
R/W
X
R/W
X
R/W
X
R/W
X
R/W
X
R/W
X
R/W
X
R/W
X
Initial value
Read/write
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
W
1
R/W
0
R/W
0
Initial value
Read/write
SCR0/SCR1
Address: ch.0 000021
H
ch.1 000025
H
7 6 5 4 3 2 1 0
Serial Mode Register
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
Initial value
Read/write
SMR0/SMR1
Address: ch.0 000020
H
ch.1 000024
H
15 14 13 12 11 10 9 8
UART Status Register
SSR0/SSR1
R
0
R
0
R
0
R
0
R
1
R/W
0
R/W
0
R/W
0
Initial value
Read/write
PE ORE FRE RDRF TDRE BDS RIE TIE
PEN P SBL CL A/D REC RXE TXE
MD1 MD0 CS2 CS1 CS0 RST SCKE SOE
D7 D6 D5 D4 D3 D2 D1 D0
Address: ch.0 000023
H
ch.1 000027
H
SODR0,SODR1
15 14 13 12 11 10 9 8
Clock Division Control Register
CDCR0/CDCR1
R/W
0
R/W
0
R/W
0
R/W
0
Initial value
Read/write
MD DIV2 DIV1 DIV0
Address: ch.0 000019
H
ch.1 00001B
H
bit
bit
bit
bit
bit