Posted on June 09, 2016 at 02:21Hi all;I am trying to send sms using sim800l module with stm32f334&sharpinclude ''mbed.h''&sharpinclude <string>Serial pc(SERIAL_TX, SERIAL_RX); // pc comunicationSerial SIM900(PA_9, PA_10);   //tx, rx SIM 900string r...