Voltage and current meter based on CW32F030

Function

         Button 1 Function Selection:
                           1. Normal Measurement Display Mode       
                     2. 0.5V Calibration Setting       
                     3. 1V Voltage Calibration Setting
                     4. 
                     2V Voltage Calibration Setting 5. 5V Voltage Calibration Setting
                     6. 12V Voltage Calibration Setting     
                     7.           
                     0.5A Calibration Setting 8.          1A Calibration Setting
           Button 2 Set Calibration Value
           Button 3 Return to Voltage and Current Measurement Display Mode


Detailed explanations are available in the software files


         : Current and Voltage Meter Project Code Extraction Code: 2024

 Project PCB 3D Rendering


Project Finished Product Verification Display

 1. Normal Measurement Display Mode 
 Voltage Measurement Display
Current Measurement Display
3. 1V Voltage Calibration Interface
4. 2V Voltage Calibration Interface
5. 5V Voltage Calibration Setting
6. 12V Voltage Calibration Setting
7. 0.5A Calibration Interface
8. 1A Calibration Setting 


Project Project Demonstration Video Link
Project Finished Product Demonstration Video

 
 Note: This project does not use single-point grounding at the 12V to 5V power supply on the PCB, and power ground and signal ground are not distinguished in the project.