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USB-TO-GPIO: I do not connect to USB-TO-GPIO Adapter

Part Number: USB-TO-GPIO

Hi Sir,

USB-to-GPIO adapter is connected with usb cable to pc but when i checked the green led, it is not working.
when i opening the software of USB-TO-GPIO Firmware Loader and when i pressed to "update" button, i resieved the error message to the following.
When i pressed "find device" button then it is not find any device.
I have tried many times but the result is always the same.
Can you urgently help to me, please.
I am waiting for your reply.
Thanks, regards.