qmk_firmware/keyboards/handwired/onekey/teensy_32/rules.mk

# MCU name
MCU = MK20DX256

# Enter lower-power sleep mode when on the ChibiOS idle thread
OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE
Add Arm Teensys to mcu_selection.mk (#8026) * Add Arm Teensys to mcu_selection.mk * Roll back halfkeyboard keymap changes * Remove extra newline 2020-02-21 06:12:15 +00:00			`# MCU name`
			`MCU = MK20DX256`
Move CORTEX_ENABLE_WFI_IDLE=TRUE to rules.mk files. 2020-01-02 22:58:34 +00:00
			`# Enter lower-power sleep mode when on the ChibiOS idle thread`
			`OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE`