mishra12
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dear friends
i am able to transmit data connecting txd and rxd pins directly along with gnd wire but when i connect to system using tx and rx no transmission occurs and my modules are ok where i went wrong ?i kept baud rate as low as possible 300bps . i know the problem with data transmission through modules my codes are correct .
i am able to transmit data connecting txd and rxd pins directly along with gnd wire but when i connect to system using tx and rx no transmission occurs and my modules are ok where i went wrong ?i kept baud rate as low as possible 300bps . i know the problem with data transmission through modules my codes are correct .