1602 LCD Display Shield for Arduino with Push Buttons & Brightness Control 2600mah under-voltage

under-voltage

on-chip full-speed PHY and ULPI

Accuracy: ± 0

1GHz single-core CPU

1602 LCD Display Shield for Arduino with Push Buttons & Brightness Control 2600mah under-voltageOne problem with using a typical LCD display is that you give up a lot of GPIO pins to talk to the LCD. Four pins are used to send data, two pins are used for write and clock signals, and another pin or three are used for the backlight for a total of ~6 9 total pins! With an integrated MCP23017 16 bit IO port expander you can add a full display capability to your project with only 2 pins of the I2C port. The 162 translates of a display 16 characters