Table 2.23: Com1 (Uart1, 4 Wire) - Advantech ROM-DB7501 User Manual

Table 2.23: COM1 (UART1, 4 Wire)

Pin Signal
1 -
3 COM1_RX
5 COM1_TX
7 -
9 GND
Table 2.24: CN28 (Reserved for GPIO3, Multi Pin)
Jumper Mode
1-2 GPIO3 (Default)
Table 2.25: CN29 (Reserved for CAN, Multi Pin)
Pin Signal
1 +3V
3 CAN1_ERR#
5 GND
Table 2.26: CN13 (Reserved for EC, Programming Pin)
Pin
1
2
3
ROM-DB7501 User Manual
Pin
2
4
6
8
10
Jumper
2-3
Pin
2
4
Signal
EC_CLK
EC_DAT
GND
20
Signal
-
RTS
CTS
-
-
Mode
CAM1_RST#
Signal
CAN0_ERR#
-