IO Expander

Description

1x IO Expander
1x 20cm Dupont 4-Pin 2.54mm Female to 4x 1-Pin Female Header
Starting Out?  Make sure you get our
IO Expander Bundle
Deal as well!
Feature List
16 Digital IO/ADC Sensor lines.
4 additional relay control lines.
Use the Relay Expander to control up to 256 relays.
Overvoltage and up to 30kV ESD protection on all 16 IO lines.
Uses common RJ11 straight through phone cable to connect sensors.
115.2k N81 simple serial control protocol.
Support for 9-bit multi-drop to connect up to 255 IO Expander boards together.
Use the IO Extender to connect IO Expander boards together up to 4000 ft.
Uses +2.7VDC to +18VDC 1A input to regulate +5V, or +5V external input to power board and sensors.
Reverse polarity input protection.
Thermal shutdown and then back on at 150°C.
Firmware upgradeable over the internet.
Supports Maxim 1-Wire
®
bus (Standard & Overdrive Speed with software-controlled active pullup).
Support for unlimited I
2
C devices using 1-Wire
®
to I
2
C.
Onboard temperature sensor.
Easy interface to PC, MAC, Arduino, Raspberry Pi or any MCU with a serial port.
Idle mode 11mA with 5V direct input, 37.6mA with 12V regulated input.
87.3mm x 58.4mm
Sensors Supported
Maxim 1-Wire
®
DS18B20,DS18S20,DS1822 Temperature.
Maxim 1-Wire
®
DS28E17 to I
2
C.
OneWire AM2302,DHT11,DHT22 Temperature/Humidity.
Sensitron SHT1x Temperature/Humidity.
4 Relays or Relay Expander for 256 Relays.
Flow (Hall Effect).
Float Switch (Magnetic and Optical).
Ultrasonic HCSR04.
ADC TEMT6000 Light.
Sensitron I
2
C HTU2x,SHT2x,SHT3x Temperature/Humidity.
Silicon Labs I
2
C Si7021 Temperature/Humidity.
Bosch I
2
C BMP180 Temperature/Pressure.
TAOS I
2
C TSL2561 Light.
Ti I
2
C LM75 Temperature.
Maxim I
2
C DS3231 RTC/Temperature.
Atmel I
2
C AT24C32 32Kbps Serial EEPROM.
SSD1306 I
2
C 128x64 Dot Matrix OLED/PLED Display.
Microchip I
2
C MCP9600 Thermocouple Temperature.
New sensors added with firmware updates.
1-Wire is a registered trademark of Maxim Integrated Products, Inc.