User's Manual

Smart Machine Smart Decision
The following figure gives a brief view of signal assignment.
Figure 11: signal assignment of 10PIN I/O port
NOTE
： The part number of the 10 PIN I/O connector is ATOM GROUP LIMITED ATOM010070190005 in
T5320+G side. User can login http://www.asia-atom.com/en/ for more information.
To make the usage conveniently, SIMCom provides a cable for customer, it can be inserted to the 10 PIN I/O port
so customer can develop their application by connecting some devices.
Figure 11 shows the specification of cable.
Figure 12: Dimensions of 10-line cable
Table 5: signal assignment of 10 pin cable
Connecting diagram
Terminal signal
P1
Wire color and cutting
length
Signal name I/O Command
1 Green I2C_SDA I/O
2 Yellow GPIO1 I/O
Configurable
by AT
commands
T5320+G_User Guide_V1.01 18 2013-04-15