basetimer bmp280 ccs811 clock cny70 com2 comproto ds18b20 flash lcd led led_simple ma_light motion owimaster reed sgp30 sgp40 si7021 sk6812 stats tcrt1000 timer twimaster network uart_bitbang uart_bitbang2 uart_irq uart_hw bootloader f_keepup valsched xram heap brightness