Rtos, Github, C, Uart, Spi, Gpio, Git, Linux, Flash, Ble, ADC, Wi-Fi, NVS, SD cards, I²C

Linux - device driver development, Arm Processor, C, Rtos, Gdb, Python, Embedded Linux, Kdb, firmware design tools, Yocto-based Baseboard Management Controllers, Green Hills Integrity, openBMC, JTAG debuggers