COM Express® + GPU Embedded System (VXG/DXG)
Users Guide
Document:
CTIM-00409
Revision:
0.12
Page 35 of 48
Connect Tech Inc. 800-426-8979 | 519-836-1291
Date:
2018-04-10
Jumper – Serial UART and RS-485 Control (J728)
Function
Serial UART and RS-485 Control
Location
J728
Modes
Position Description
Jumper
In
Jumper
Off
A
EEPROM
Enable
PCIe UART
EEPROM
Disable
PCIe UART
EEPROM
B
PCIe UART -
TRI State
Enable
Enable TRI-
State
control for
PCIe UART
Disable TRI-
State control
for PCIe
UART
C
PCIe UART -
485 Port 0 -
RTS-TX
Control
Enable RS-
485 Port-0
RTS-TX
Control
Disable RS-
485 Port-0
RTS-TX
Control
D
PCIe UART -
485 Port 0 -
RTS-RX
Control
Enable RS-
485 Port-0
RTS-RX
Control
Disable RS-
485 Port-0
RTS-RX
Control
E
PCIe UART -
485 Port 1 -
RTS-TX
Control
Enable RS-
485 Port-1
RTS-TX
Control
Disable RS-
485 Port-1
RTS-TX
Control
F
PCIe UART -
485 Port 1 -
RTS-RX
Control
Enable RS-
485 Port-1
RTS-RX
Control
Disable RS-
485 Port-1
RTS-RX
Control