4-2
AT73C246-EK1 Evaluation Kit User Guide
11047A–PMAAC–08-Apr-10
4.4
Instructions
4.4.1
To start the USB-to-Serial Card (after software installation)
Connect the USB cable to the USB-to-Serial Card and verify led color is green and constant,
Connect the 20-pins flat cable between the to USB-to-Serial Card and the evaluation board.
Once the USB-to-Serial Card properly installed; it should operate transparently - as if it were a
standard cable connection. There is no ON/OFF switch and all data signals from and to the PC are
passed straight through.
4.4.2
To turn off the USB-to-Serial Card
Disconnect the USB cable.
Figure 4-1.
USB Side
Figure 4-2.
GPIO Side
4.5
Identification LEDs
The bi color LED indentify the following statuses:
– Continuous Green - Power “ON”
– Blinking Red - Data transmitting
USB Connector
Pin N°1
Pin N°19
Pin N°2
Pin N°20
Содержание AT73C246-EK1
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