I have a gsm/gprs module in combination with the industruino D21G. Now I have the problem that i want to send a message and make a voice call in the same program. How do i need to set my jumper and switch? Which IDC mode do i need or othet combination?
Gérôme De Wilde
Hi, please check https://industruino.com/blog/our-news-1/post/gsm-gprs-easy-plug-play-39 for instructions on how to get a simple example working. The same TinyGSM library has functions to call a number, send DTMF signals, and send SMS. The above example can help you to get started
Please try to give a substantial answer. If you wanted to comment on the question or answer, just use the commenting tool. Please remember that you can always revise your answers - no need to answer the same question twice. Also, please don't forget to vote - it really helps to select the best questions and answers!