![Are these normal? 5V pin got only 4.76V and 3.3V pin got only 3.15V - Microcontrollers - Arduino Forum Are these normal? 5V pin got only 4.76V and 3.3V pin got only 3.15V - Microcontrollers - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/5/4/2/5424180733c8862d13ebc17eaf6687f71feab796.png)
Are these normal? 5V pin got only 4.76V and 3.3V pin got only 3.15V - Microcontrollers - Arduino Forum
Arduino Projects - Circuit Construction First make the circuit connection as shown in fig1.1. The 1st Pin(Vcc) of Bluetooth(HC05) is connect to +5v of Arduino Uno and 10th pin(GND) to Arduino Uno
![Different Ways to Power Arduino Board - How to Power Your Arduino Board with Different Power Options Different Ways to Power Arduino Board - How to Power Your Arduino Board with Different Power Options](https://circuitdigest.com/sites/default/files/field/image/Power-Arduino-Board.jpg)
Different Ways to Power Arduino Board - How to Power Your Arduino Board with Different Power Options
![Different Ways to Power Arduino Board - How to Power Your Arduino Board with Different Power Options Different Ways to Power Arduino Board - How to Power Your Arduino Board with Different Power Options](https://circuitdigest.com/sites/default/files/inlineimages/u4/Arduino-Vin-Pin.jpg)