Quectel LTE OPEN EVB User Manual

LTE Module Series
LTE OPEN EVB User Guide
LTE_OPEN_EVB_User_Guide 40 / 62
Table 18: Pin Definition of J0502
89
12345
67
Figure 34: Pin Assignment of J0503
Table 19: Pin Definition of J0503
Pin No.
Signal Name
I/O
Description
1
NC
/
Not connected
2
RS232_RXD
DI
Receive data
3
RS232_TXD
DO
Transmit data
4
RS232_DTR
DI
Data terminal ready
5
RS232_GND
/
GND
6
NC
/
Not connected
7
RS232_RTS
DI
Request to send
8
RS232_CTS
DO
Clear to send
9
NC
/
Not connected
Pin No.
Signal Name
I/O
Description
1
NC
/
Not connected
2
RS232_RXD
DI
Receive data
3
RS232_TXD
DO
Transmit data

Quectel LTE OPEN EVB Specifications

General

Brand	Quectel
Model	LTE OPEN EVB
Category	Control Unit
Language	English