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In-System Programming Support => P89C51Rx+/P89C51Rx2/P89C66x/P89C6xX2/P89V66x => Topic started by: sanchit on March 14, 2009, 12:38:36 AM

Title: Where to get the circuit for programming of 89C52 microcontroller?
Post by: sanchit on March 14, 2009, 12:38:36 AM
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.
Title: Re: Where to get the circuit for programming of 89C52 microcontroller?
Post by: Andy Ayre 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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