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By looping you mean to connect cts to rts? Do you think that would eliminate the "flow control"

I have some max232 chips that I can use also, but do they support/implement hardware flow control? I...

I have a yamaha receiver and need to establish null serial communications with a pic 16f877A and it. It requires hardware handshaking and I need advice on how to implement this with picBasic Pro.
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I have read many datasheets about MAX232 but my true questions is: What is the advantage of using it? In other applications I have not used it and have has serial comm. work. Why add more to my...

Does anyone know any answer to some quick Q's for me?

1) When do you have to use a serial controller like the Maxim232. Is it always neccesary to use USART?

2) What’s the best device to "drive"...

I am designing a motorized drape controller. I have a PIC 16F84 decoding IR signals to my main controller chip. In response to a button press on my remote, the PIC has to send a signal to my main...