UART2
Dedicated to communicating with the payload equipped with the UART interface.
• Mating connector on the cable side: Lemo FGG.0B.304
• Logic level: 3.3 V
• Serial device path: /dev/ttymxc1
• Isolated from the CPU
• ESD-protected
1
2
3
4
Pinout (device side)
Pin
Name
Description
1
+5V or +12V
5 V / 12 V output voltage up to 1 A
(depends on the edition)
2
UART2_RX
UART2 receive line
3
UART2_TX
UART2 transmit line
4
GND
Ground
RS-232
Dedicated to communicating with the payload equipped with the RS-232 interface.
• Mating connector on the cable side: Lemo FGG.0B.304
• Logic level (typical): −5.4 V to +5.4 V
• Serial device path: /dev/ttymxc1
• Isolated from the CPU
• ESD-protected
1
2
3
4
Pinout (device side)
Pin
Name
Description
1
+5V or +12V
5 V / 12 V output voltage up to 1 A
(depends on the edition)
2
RS232_RX
RS-232 receive line
3
RS232_TX
RS-232 transmit line
4
GND
Ground
Connectors
UgCS SkyHub User Manual
Copyright © 2019—2021, SPH Engineering
14
Revision 5 • November 2021