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Chapter 3 Interfaces
Interface Pinouts
The physical interface of the EM20-85 consists of a 8-pin box connector and a 12-pin FPC connector:
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8-pin box connector can be used as RS-232 interface or USB interface.
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12-pin FPC connector can be used as TTL-232 interface or USB interface.
The figure below illustrates the position of connectors on the EM20-85.
Figure 3-1