ADC까지, 신호 확인 필요(반사 신호 약함 or 뒤쪽을 찍고 있음)

CMakeLists.txt

@@ -8,8 +8,10 @@ target_include_directories(app PRIVATE
     src
     src/ble
     src/drivers/battery
+    src/drivers/echo_adc
     src/drivers/led
     src/drivers/imu
+    src/drivers/piezo
     src/drivers/temperature
 )
 
@@ -19,7 +21,9 @@ target_sources(app PRIVATE
     src/power_control.c
     src/ble/ble_service.c
     src/drivers/battery/battery_adc.c
+    src/drivers/echo_adc/echo_adc.c
     src/drivers/led/led_control.c
     src/drivers/imu/imu_i2c.c
+    src/drivers/piezo/piezo.c
     src/drivers/temperature/tmp235.c
 )