(partial circuit diagram of the lcd shield) The shield consists of a 1602 white character blue backlight LCD, and a keypad consists of 5 keys (select, up, down, right, and left). To save the digital I ...

Circuit Diagram and Explanation: In this Arduino Alcohol Detector Shield we have used a MQ3 sensor to detect present alcohol level in the breath. A 16x2 LCD is used for displaying the PPM Value of ...

I set about making a LCD Shield to go on top of a standard Arduino. The circuit uses a 16x2 LCD with the common 44780 chipset. To save on pins this is then run through a 4094 8-Bit Shift Register.

Repository for HW design file (PCB, schematic) of ArdBir shield based on arduino UNO version. Open Ardbir is an open source SW (up to release 2.8.3) to control and automate beer brewing process The SW ...

Designing Volume Meter (VU) Shield for Arduino: For designing VU Meter Shield for Arduino, we have used EasyEDA, in which first we have designed a Schematic and then converted that into the PCB layout ...

The build features an LCD and four-button interface to fiddle with settings, ... You can find the schematic, bill of ... 12 thoughts on “ Programmable Lithium Charger Shield For Arduino ...

I used an LCD shield to display the current temperature and speed of the fan, but you can use the circuit without the LCD display. You also need to select the transistor by the type of fan that you ...