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Interfacing gsm modem with 8051

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This topic has 1 reply, 2 voices, and was last updated 12 years, 4 months ago by dagakshay.

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January 20, 2011 at 5:42 am #548

vipin.vc
Participant

Hi all,

i’m a new guy in this field i have a problem with gsm modem(sim300)

and 89c52

modem to pc interface is ok

pc to 89c52 interface ok

but both not working when connected together

January 20, 2011 at 9:15 am #5348

dagakshay
Participant

go for the links it might help you th emain thing is syncraonization b/w you controller and modem.. (specially the first two links)

http://www.engineersgarage.com/microcontroller/8051projects/gsm-interface-8051-microcontroller-circuit-code

http://www.engineersgarage.com/microcontroller/8051projects/interface-gsm-module-8051-microcontroller-circuit-code

http://www.engineersgarage.com/microcontroller/8051projects/interfacing-gsm-8051-microcontroller-circuit-code

http://www.engineersgarage.com/articles/gsm-gprs-modules
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