[SIGFOX] How many bytes can I transmit in one message from my device? You can send up to 12 bytes per message from the device (uplink). Last Update: August 8, 2017 December 5, 2016 2183 SIGFOX Q&A Related Knowledge Base Posts -[SIGFOX] Your spec sheet for RC1692HP-SIG has changed from VCC_PA to 3.6V maximum whene it was earlier 5V. What effect will this have?[SIGFOX] What radio modules are available?[SIGFOX] “I am looking for a Sigfox module for an IoT application, and I would like to have few more informatino on the RC1682-SIG demo kit. I have an extern MCU on a dev board (cc3200 launchpad) that have extern connectors that enables UART connections (among others (SPI,I2C…)). Is it possible to send and receive message to the demo kit using my dev board and my microcontroler for my application ? “