PCF8574 PCF8574T IO Expansion Board I2C-Bus Evaluation Development Module

PCF8574 IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module

PCF8574 PCF8574T I/O Expansion Module for I2C IIC Port Interface Support Cascading Extended Module for Arduino Expansion Board

PCF8574 PCF8574T IO Expansion Board I2C-Bus Evaluation Development Module

1-10PCS PCF8574 IO Expansion Board 8 I/O I2C-Bus Evaluation Development Module Converter Module PCF8574 Adapter Plate

PCF8574 I2C Interface 8bit IO MCU Expansion Board I/O Expander I2C Bus Evaluation Development Module AVR STM8 C8051F For Arduino

3 Pieces PCF8574 IO Expansion 2C Development Board For

FT232RL Serial Port Module USB To TTL Serial Port Small Board 5V 3.3V 1.8V Level Download the Burn Line

CH343P USB To Serial/TTL UART Module 3.3V 5V Switch Instead CH340

PCF8574 PCF8574T I/O For IIC I2C TWI SPI Serial Interface Board Port LCD1602 LCD2004 Adapter Plate LCD Adapter Converter Module

LCD1602 Adapter Board IIC/I2C Interface 5V Converter Module for 1602 LCD

MCP23017 I2C Controlled Expansion Board Expand 16Pins Support 8 Expansion Modules for Up To 128 I/O Pins, I2C Interfaces

AT24C256 I2C Interface EEPROM Storage Module

LCD1602 Adapter Board IICI2C Interface 5V Converter Module for 1602 LCD

AT24C64 I2C Interface EEPROM Storage Module

I2C Interface LCD1602/2004 Adapter Board Function Library

FT232 Serial Port Module USB To TTL USB To Serial Port Magnetic Isolation FT232RL Photoelectric Isolation

STM8S103F3P6 STM8 Core Board Development Board

CP2102 Six-in-one Multifunctional Serial Port Module Usb To TTL 485 232 Mutual Conversion Compatible with 3.3V/5V Level

PCF8575 Module Expansion IO Port Expander Board DC 2.5-5.5V I2C Communication Control 16 IO Ports For Arduino

CP2104 USB 2.0 To TTL UART 6PIN Module Serial Converter Board Module with Wire