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Urgent. does anyone know how to write software flowchart on max232 converter?

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Ni yanfang

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Hello morning. Dose anyone know how to write software flowchart on pc serial port use of rs232 connect with mcu(at89c51) use of ttl level uart. i know between two connection I need connect on chip max232, and it functio with capacitive voltage generator. But I have no idea how to start program for this part connection. please help.
 

Ni yanfang said:
Dose anyone know how to write software flowchart on pc serial port use of rs232 connect with mcu(at89c51) use of ttl level uart. i know between two connection I need connect on chip max232, and it functio with capacitive voltage generator. But I have no idea how to start program for this part connection. please help.
Click to expand...

It's not clear as to the advice you are requesting.

Do you need assistance with the physical connections of the MAX232, a schematic?

Or do you need an example of how to initialize the UART of the AT89C51, transmit and receive data?


BigDog
 

bigdogguru said:
It's not clear as to the advice you are requesting.

Do you need assistance with the physical connections of the MAX232, a schematic?

Or do you need an example of how to initialize the UART of the AT89C51, transmit and receive data?


BigDog
Click to expand...
sorry about that. Yes I want to know an example of how to initialize the UART of the AT89C51, transmit and receive data. Thank you.
 

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