The API (SIGFOX_API_send_frame) found in the examples of PushButton and AT_SLAVE of STM32WL SINGLE CORE (https://www.st.com/en/embedded-software/stm32cubewl.html), versions 1.1.0 and 1.0.0, is without prototype and the sigfox does not work (does not send). This is normal?
STmicroelectronics doesn't have the body of the function which is property of Sigfox company and not disclosed. Sigfox only provide the library ... (object file)
