Applied Systems Engineering BCOM-USB - Figure 2: Serial Cables and Connectors; Figure 3: Front View

BCOM-USB Device User Manual
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Figure 2: Serial cables and connectors
2.3. Device Description
The front of the BCOM-USB device has a USB connector for connection to a Windows machine
and LED indicators for serial communication activity indications. Each channel has:
TX – Transmit Data CTS – Clear To Send
RX – Receive Data CD – Data Carrier Detect
RTS – Request To Send ERR – Error Indication
Figure 3: Front view