W90P710_05 Datasheet, PDF (326/526 Pages) Winbond – 16/32-bit ARM microcontroller

W90P710
7.12.4
UART3
UART3 is a general UART block. It is same as the UART in W90N740 but with some Modem I/O
signals.
More detail general UART function description, please refer to next section 7.12.5 General UART
controller.
Table 7.12.4.1 UART3 register map
REGISTER
UART3_RBR
UART3_THR
UART3_IER
UART3_DLL
UART3_DLM
UART3_IIR
UART3_FCR
UART3_LCR
UART3_MCR
UART3_LSR
UART3_MSR
UART3_TOR
ADDRESS
0xFFF8_0300
0xFFF8_0300
0xFFF8_0304
0xFFF8_0300
0xFFF8_0304
0xFFF8_0308
0xFFF8_0308
0xFFF8_030c
0xFFF8_0310
0xFFF8_0314
0xFFF8_0318
0xFFF8_031c
R/W
R
W
R/W
R/W
R/W
R
W
R/W
R/W
R
R
R/W
OTHER CONDITION
DLAB=0
DLAB=0
DLAB=0
DLAB=1
DLAB=1
RESET VALUE
Undefined
Undefined
0x0000_0000
0x0000_0000
0x0000_0000
0x8181_8181
Undefined
0x0000_0000
0x0000_0000
0x6060_6060
0x0000_0000
0x0000_0000
UART3 Modem Control Register (UART3_MCR)
REGISTER ADDRESS R/W
DESCRIPTION
UART3_MCR 0xFFF8_0310 R/W UART 3 Modem Control Register
RESET VALUE
0x0000_0000
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved
7
6
5
4
3
2
1
0
Reserved Reserved Reserved LBME Reserved Reserved Reserved DTR#
Note: UART3_MCR is subset of MCR in W90N740. Please refer to section 7.13.5 ‘General UART’.
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