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how to converts rs232 to parallel port
Thank you for your response
let me explain my situation more clear
My system consist of two pump,one 1.5HP and the other a small 5-10watt or 60-120watt.I decide to buy an inverter to control the main pump(although I dont buy this until know,what inverter...
circuit of rs232 convert in parallel
I'm newbie in electronic
I have a pump that control manally with a potentiometer(I think with 0-5V DC)
can I replace this potentiometer with a convertor circuit that can be controlled with labview software and serial port of PC i.e, converting...