Peripherals 6
miriac SBC-LS1043A2 User Manual
V 2.2
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© MicroSys Electronics GmbH 2017
6.8
UART
The SBC-LS1043A2 system is provided with one serial port (UART).
UART1 is converted to USB. See chapter 6.7.3 for details.
UART2 is available on the following extension connector including hardware
handshaking with RTS/CTS. The I/O range is LVTTL.
For RS232 or RS485 additional transceivers are necessary.
They are not implemented on the SBC-LS1043A2 system.
Part Reference:
ST12
Manufacturer:
Würth Elektronik
Type:
648 106 131 822
Mates with:
648 006 113 322
ST12
ST4
LS1043A2
Pin
Signal
Pin
Signal
Pin
Name
1
+3.3V
2
UART2-RXD
→
B32
UART2-RXD
→
K1
UART2_SIN
3
UART2-TXD
←
B33
UART2-TXD
←
L2
UART2_SOUT
4
UART2-RTS#
←
B35
UART2-RTS#
←
L1
UART2_RTS#
5
UART2-CTS#
→
B34
UART2-CTS#
→
M2
UART2_CTS#
6
GND
Table 6-21 UART2 pin assignment
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