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Figure 11: COM port properties of the hyper terminal
6.3
10 PIN I/O interface
HDM1004G provides a 10 PIN I/O interface for customer use, including GPIOs and
RS232 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, Shenzhen Weblink Technology CO,. Ltd 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.