v8uhd rs232 pin information item 1,2,3(GND,RX,TX) and usb-RS232 pin information ,pin2,pin3,pin5(RX,TX,GND).
So we need to connect the pin5 to box number 1(GND),then connect the pin2 to box number 2,pin3 to box number 3;
If it does not work, please change the connection of pin2 and pin3, that is, pin2 to box number 3, pin3 to box number 2
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【V8UHD】GTMedia_V8UHD Refresh Tool(03/11/2022)
Tool address:viewtopic.php?f=51&t=20721
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GTmedia v8uhd rs232 pin information
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