Author Topic: Where to get the circuit for programming of 89C52 microcontroller?  (Read 6572 times)

sanchit

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hello i am very new to the field of microcontrollers. I have written the microcontroller program but not understandinng how to connect COM port with the microcontroller. Please help me guys. Tell me where will I get the ckt diag.

Andy Ayre

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Re: Where to get the circuit for programming of 89C52 microcontroller?
« Reply #1 on: March 16, 2009, 08:21:56 am »
You need an RS232 transceiver, such as the MAX232. Take a look at the datasheets for those devices and they should have examples.

Andy
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