choice ESP32C3_REV_MIN prompt "Minimum Supported ESP32-C3 Revision" default ESP32C3_REV_MIN_3 help Minimum revision that ESP-IDF would support. Only supporting higher chip revisions can reduce binary size. config ESP32C3_REV_MIN_0 bool "Rev 0" config ESP32C3_REV_MIN_1 bool "Rev 1" config ESP32C3_REV_MIN_2 bool "Rev 2" config ESP32C3_REV_MIN_3 bool "Rev 3" config ESP32C3_REV_MIN_4 bool "Rev 4" endchoice config ESP32C3_REV_MIN int default 0 if ESP32C3_REV_MIN_0 default 1 if ESP32C3_REV_MIN_1 default 2 if ESP32C3_REV_MIN_2 default 3 if ESP32C3_REV_MIN_3 default 4 if ESP32C3_REV_MIN_4