Mariam Qusai

hello, I hope that someone can help me on this issue: i w...

Discussion created by Mariam Qusai on Apr 23, 2008
Latest reply on Apr 26, 2008 by Mariam Qusai
hello,
I hope that someone can help me on this issue:
i want to connect my 68hc12 microcontroller to a gsm modem through serial rs232. My current status is as follows:
I can transmit data from microcontroller to hyperterm on PC
I can talk to my gsm modem through the hyperterminal
However, the gsm does not respond at all when i try to transmitt data to it through microctroller

I have a dragon 12 board that cointains MC9S12DP256. My gsm modem is westermo GD-01

Thank you

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