choice ESPTOOLPY_FLASHFREQ prompt "Flash SPI speed" default ESPTOOLPY_FLASHFREQ_80M config ESPTOOLPY_FLASHFREQ_80M bool "80 MHz" config ESPTOOLPY_FLASHFREQ_40M bool "40 MHz" config ESPTOOLPY_FLASHFREQ_26M bool "26 MHz" config ESPTOOLPY_FLASHFREQ_20M bool "20 MHz" endchoice