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Hyper terminal usually as the PC software tool to operate T900; customer can set up a connection between PC and
terminal, configure the port properties as the figure 9 shows.
Figure 11: COM port properties of the hyper terminal
6.3 10 PIN I/O interface
T900 provides a 10 PIN I/O interface for customer use, including Audio, GPIOs and 1 ADC channel.
The following figure gives a brief view of signal assignment.
Figure 12: signal assignment of 10PIN I/O port
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 13 shows the specification of the cable.
T900_User Guide_V1.02 16 2013-05-22
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