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Dear Pro,I currently run a application with B-L072Z-LRWAN1 Discovery kit. I use sample code STM32CubeExpansion_SFOX_V1.1.0/Sgfx_push_button. In this project have:SIGFOX_API_send_frame(ul_msg, ul_size, dl_msg, nbTxRepeatFlag, SFX_FALSE); PRINTF("-...