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S3C2500B
31
30 29 28 27 26 25
R
E
S
H
T
C
F
F
S
H
E
E
R
O
N
N
T
R
24
23 22
21
20 19
18 17 16
R
D
R
T
R
T
T
T
F
F
F
F
S
R
T
T
R
R
L
L
S
S
T
T
[1:0] SIO transmit mode selection (TMODE)
00 = Disable
01 = Interrupt request
10 = GDMA request
11 = Reserved
[3:2] SIO receive mode selection (RMODE)
00 = Disable
01 = Interrupt request
10 = GDMA request
11 = Reserved
[4] Send Break (SBR)
0 = Send normal TxData
[5] Serial Clock Selection (SCSEL)
0 = Internal systen clock divided 2 (PCLK2)
1 = External UART clock (UCLK)
[6] Auto Baud Rate Detect (AUBD)
0 = Normal operating mode.
1 = Auto Baud Rate Detect mode
[7] Loopback mode (LOOPB)
0 = Normal operating mode.
1 = Enable Loopback mode (only for test)
[10:8] Parity mode (PMD)
0xx = No parity.
101 = Even parity.
111 = Parity forced/checked as 0
[11] Stop Bits (STB)
0 = 1 stop bit
[13:12] Word Length (WL)
00 = 5-bit
10 = 7-bit
[14] Infra-red mode (IR)
0 = normal operating mode.
1 = Infra-red Tx/Rx mode
[15] Reserved (This bit should be cleared)
Figure 14-2. High-Speed UART Control Register
15 14
13 12 11
10
R
T
I
W
S
F
F
R
L
T
E
E
B
N
N
1 = Send Break signal
100 = Odd parity.
110 = Parity forced/checked as 1
1 = 2 stop bits.
01 = 6-bit
11 = 8-bit
SERIAL I/O (HIGH-SPEED UART)
8 7 6
5
4
3
2
P
L
A
S
S
R
M
O
U
C
B
M
D
O
B
S
R
O
P
D
E
D
B
L
E
1
0
T
M
O
D
E
14-7
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