User Manual
638
Rev. 1.1
2019-03-18
TLE984xQX
Microcontroller with LIN and Power Switches for Automotive Applications
UART1/UART2
Serial Channel Control Register
UART_SCON
Offset
Reset Value
Serial Channel Control Register
00
H
see
Field
Bits
Type
Description
RES
31:8
r
Reserved
Returns 0 if read; should be written with 0.
SM0
7
rw
Serial Port Operating Mode Selection
see
SM1
6
rw
Serial Port Operating Mode Selection
see
SM2
5
rw
Enable Serial Port Multiprocessor Communication in
Modes 2 and 3
Mode 2 or 3:
- if SM2 = 1: RI will not be activated if the received 9th data
bit (RB8) is 0.
Mode 1:
- if SM2 = 1: RI will not be activated if no valid stop bit (RB8)
was received.
Mode 0:
- SM2 should be 0.
REN
4
rw
Enable Receiver of Serial Port
0
B
Serial reception is disabled.
1
B
Serial reception is enabled.
TB8
3
rw
Serial Port Transmitter Bit 9
In modes 2 and 3, this is the 9th data bit sent.
In mode 1, this bit is set to 1
In mode 0, this bit is set to 1
RB8
2
rw
Serial Port Receiver Bit 9
In modes 2 and 3, this is the 9th data bit received.
In mode 1, this is the stop bit received.
In mode 0, this bit is not used. Must be cleared by flag
SCONCLR.RB8CLR.
This flag can also be set by software.
31
16
r
RES
15
8
r
RES
77
rw
SM0
66
rw
SM1
55
rw
SM2
44
rw
REN
33
rw
TB8
22
rw
RB8
11
rw
TI
00
rw
RI