esp32: board: m5stack-timer-cam esp32_camera: external_clock: pin: GPIO27 frequency: 20MHz i2c_pins: sda: GPIO25 scl: GPIO23 data_pins: [GPIO32, GPIO35, GPIO34, GPIO5, GPIO39, GPIO18, GPIO36, GPIO19] vsync_pin: GPIO22 href_pin: GPIO26 pixel_clock_pin: GPIO21 reset_pin: GPIO15