stm32 based relay controller with wifi
Chip: STM32F205RBT6
Wifi: esp-01 (es8266)
Relay: SRD-05VDC-Sl-C
Display: SSD1306, I2C 0.96
build resources.s in resources path. (make) Add resources.o as object into project
Make sure that TRACE flag does not passed if you not using SWD debug.