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How to Load program on 89c51 using only tx/rx of rs232 .? help and give software to load file.

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This topic has 5 replies, 6 voices, and was last updated 12 years, 4 months ago by Sagar.

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October 21, 2010 at 2:37 pm #450

Paras Wadher
Participant

hello friends ,

i have proplem loading files to 89c51 through serial port using rs232 max ic and connecting the pin to 10&11 pin of 89c51.

Please give me the software.

November 13, 2010 at 9:15 am #5144

Mo Cheng
Participant

http://www.engineersgarage.com/microcontroller/8051projects/interface-serialport-RS232-AT89C51

You can see this project.

April 24, 2012 at 4:25 pm #7536

kamaal
Participant

how to connect gsm modem to serial port using ic 89c51 i need code and circuit

April 24, 2012 at 4:43 pm #7537

Mehtab Ali
Participant

read the circuits of gsm interfacing with microcontroller.

April 25, 2012 at 3:29 pm #7546

D.V.G. Krishna
Participant

better to use P89V51RD2

and flash magic

April 26, 2012 at 8:13 pm #7550

Sagar
Participant

hi paras. i think bootcode of at89c51 does not support program uploading via rs232 protocol. unlike p89v51rd2, AT89c51 lacks with ISP feature.
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