LCD Keypad Shield for Arduino
LCD Keypad Shield for Arduino
The LCD Keypad Shield is Arduino compatible boards, to provide a
user-friendly interface that allows users to display what they want to
and make selections etc. it consists of a 1602 white character blue
backlight LCD. The keypad consists of 5 keys selections, up, right, down
and left. To save the digital IO pins, the keypad interface uses only
one ADC channel (AD0). The key value is read through a 5 stage voltage
divider.
Features:
- The keypad interface uses only one ADC channel
- Potentiometer to control contrast of LCD
Documents:
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