{"title":"IIC TO GPIO shield V2.0","handle":"iic-to-gpio-shield-v2-0","url":"/products/iic-to-gpio-shield-v2-0","description":"The DFRobot IIC to GPIO Shield V2.0 (DFR0013) expands your Arduino's digital I/O capacity by converting a single I2C bus into 16 additional digital I/O ports. Using just two data lines (SCL and SDA), the shield frees up your existing pins for other tasks — essential for robotics, interactive media, and projects requiring many digital connections.\n\nEach of the 16 GPIO ports includes an internal pull-up resistor. The shield supports configurable I2C addresses (0x20–0x27), allowing up to 8 modules to operate in parallel on the same bus for a total of 128 additional I/O ports.\n\nKey Features\n\n\n16 Digital I/O Ports – Expand from just 2 I2C lines (SCL/SDA)\n\nInternal Pull-Up Resistors – Built into all 16 GPIO ports\n\n8 Configurable Addresses – 0x20 to 0x27 for multi-module setups\n\nParallel Operation – Up to 8 modules on one I2C bus (128 I/O total)\n\nArduino Shield Form Factor – Plugs directly onto Arduino boards\n\n\nSpecifications\n\n\nSupply Voltage – 5 V\n\nI/O Ports – 16 digital (read/write)\n\nAddress Range – 0x20–0x27\n\nMax Parallel Modules – 8\n\nDimensions – 56 × 53 mm\n\n\nIdeal For\n\nRobotics requiring many digital I/O connections\nInteractive media installations\nLED matrix and button grid projects\nExpanding I/O on pin-limited Arduino boards\n\n\nPackage Contents\n\n1× IIC to GPIO Shield V2.0 (DFR0013)\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":9342,"title":"Default Title","sku":"DF-DFR0013","price":15.05,"on_sale":false,"in_stock":true,"available_quantity":1,"option1":"Default Title"}]}