I2C backpack for LCDs
www.addicore.com
Electronics / Circuit Boards & Components

I2C backpack for LCDs

$1.90
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This I2C backpack module can be mounted on the back side of an LCD to enable I2C control which will only require only 4 wires, 5V, GND, SDA, and SCL. The I2C address of the module can be changed, see Solder Jumper Configurable I2C Addresses link below under Resources. Specifications I2C Backpack 8-bit I/O Expander IC: PCF8574A (PCF8574AT) Default I2C Address: 0x3F PCF8574 (PCF8574T) Default I2C Address: 0x27 Eight different I2C address options configured with solder jumpers: A0 A1 A2 Refer to Solder Jumper Configurable I2C Addresses link under Resources Resources Arduino LCD Library (Try the Addicore_2004-LCD_HelloWorld_i2c example sketch) I2C Backpack 8-bit I/O Expander PCF8574/PCF8574A Datasheet (PDF) LCD Setup Guide for use with Arduino Solder Jumper Configurable I2C Addresses Energia LCD Library (from Frank Milburn)

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