![Design fail: I was hoping this circuit would allow me to measure the battery voltage only when toggling a GPIO pin to save power when the rest of the circuit is in Design fail: I was hoping this circuit would allow me to measure the battery voltage only when toggling a GPIO pin to save power when the rest of the circuit is in](https://i.redd.it/0hk3vr4fiku31.png)
Design fail: I was hoping this circuit would allow me to measure the battery voltage only when toggling a GPIO pin to save power when the rest of the circuit is in
![Amazon.com: eboxer-1 Sense HAT for Raspberry Pi, Current Voltage Power Consumption Monitor, with 12 Bit ADC, 40Pin GPIO Extension Header and I2CSMBus Interface, Support Measure Bidirectional Current : Electronics Amazon.com: eboxer-1 Sense HAT for Raspberry Pi, Current Voltage Power Consumption Monitor, with 12 Bit ADC, 40Pin GPIO Extension Header and I2CSMBus Interface, Support Measure Bidirectional Current : Electronics](https://m.media-amazon.com/images/I/71wPzEjyyoL._AC_UF350,350_QL80_.jpg)
Amazon.com: eboxer-1 Sense HAT for Raspberry Pi, Current Voltage Power Consumption Monitor, with 12 Bit ADC, 40Pin GPIO Extension Header and I2CSMBus Interface, Support Measure Bidirectional Current : Electronics
![Totally new in this and need a basic question answered.. (How to map device pin with pin numbers in Arduino Code - XIAO - Seeed Forum Totally new in this and need a basic question answered.. (How to map device pin with pin numbers in Arduino Code - XIAO - Seeed Forum](https://forum.seeedstudio.com/uploads/default/original/2X/2/25e8363e8f87dcb122a6ea3314317b528b4bf3df.jpeg)
Totally new in this and need a basic question answered.. (How to map device pin with pin numbers in Arduino Code - XIAO - Seeed Forum
![Raspberry Pi GPIO Circuits: Using an LDR Analogue Sensor Without an ADC (Analogue to Digital Converter) : 4 Steps - Instructables Raspberry Pi GPIO Circuits: Using an LDR Analogue Sensor Without an ADC (Analogue to Digital Converter) : 4 Steps - Instructables](https://content.instructables.com/FH5/AQBN/J62G60G1/FH5AQBNJ62G60G1.jpg?auto=webp&fit=bounds&frame=1&auto=webp&frame=1&height=300)
Raspberry Pi GPIO Circuits: Using an LDR Analogue Sensor Without an ADC (Analogue to Digital Converter) : 4 Steps - Instructables
![How to send voltage to GPIO pins when sound is heard on virtual sound device?? - Project Guidance - Arduino Forum How to send voltage to GPIO pins when sound is heard on virtual sound device?? - Project Guidance - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/2/7/0/270b0ad2d6fd105fcc7762f75771df1bbef0814d.png)