I2C interface1602,2004 LCD Adapter

I2C interface 1602,2004 LCD Adapter description: PCF8574T PCF8574 IIC/I2C / Interface LCD 1602 2004 LCD Adapter Plate for Arduino 1. PCB color: black 2. The power supply voltage: 2.5-6 v 3. Support the I2C protocol 4. Take a backlight power control, can be set through the jumper cap whether backlight power supply connection. On jumper cap to connect the backlight power supply, unplug jumper cap to disconnect the backlight power supply 6. The module can cascade, maximum cascade eight. Through the short circuit A0 / A1 / A2 modify device address. The default address 0 x27 window.adminAccountId=228325248. Item specifics: Model number: PCF8574T PCF8574 IIC/I2C / Interface