Linux / Qt / ANT+ / Modbus / ARM7 / AT91SAM9G45 →
Cypress CPU / Bluetooth / Sigfox →
Bluetooth / Sigfox / wake on accelerometer see https://www.blueconnect.io/en/ →
Hardware and firmware development : FreeRTOS – wifi →
Embedded firmware development Low power ( solar powered ) Bluetooth GSM – UDP connexion OTA : Over the air update Measure speed wind and direction every minute EFR32 CPU silicon labs Bootloader / recovery mode See on https://pioupiou.com/ →