CPU = samd21 CPU_MODEL = samr21e18a # Put defined MCU peripherals here (in alphabetical order) FEATURES_PROVIDED += periph_adc FEATURES_PROVIDED += periph_gpio periph_gpio_irq FEATURES_PROVIDED += periph_i2c FEATURES_PROVIDED += periph_pwm FEATURES_PROVIDED += periph_rtc FEATURES_PROVIDED += periph_rtt FEATURES_PROVIDED += periph_spi FEATURES_PROVIDED += periph_timer