The circuit is built around an ATmega328. To keep the board size small, and reduce component count, ... 24 thoughts on “ Simple USB Power Meter ” Ian Lee, Sr. (@ianlee74) says: ...

5v Power Supply Circuit and Working: The complete ±5v power supply circuit diagram using ICL760 is shown below. The input voltage of +5V can be obtained from any USB port of laptop/computer or a ...

Circuit diagram of the DC panel meter using Arduino is shown in Fig. 1. The circuit is built around Arduino Uno board (Board1), current sensor IC ACS712 (IC1 ... into ATmega328 on Arduino Uno, remove ...

Satechi, which makes a range of reasonably well-reviewed USB cables, hubs, and peripherals, has just released a USB-C power meter ($30, or about £35 delivered to the UK).

Satechi's new USB Type-C Power Meter gives you a detailed readout of power flow. It aims to prevent your phone from short circuiting.