16 Channel USB GPIO Module - 16-channel IO expander with USB communication

16-channel GPIO expander with an I2C interface microcontroller can interface with 16 fully configurable digital input/output pins. It can produce PWM signals, so you can dim LEDs. It can be set to blink or even breathe pins at varying rates. With a built-in keypad engine, it can interface with up to 64 buttons set up in an 8x8 matrix. BOB-13601

Module with 4 digital inputs and 4 digital outputs. It communicates via RS485 interface and supports Modbus RTU protocol. The board is enclosed in an industrial enclosure. MA01-AXCX4040

The KAmod I2C-IOexp16 module is an extension equipped with 16 programmable digital lines (inputs or outputs), based on the MCP23017 system and controlled via the I2C bus with the possibility of connecting up to 8 modules thanks to addressing. The module works with a voltage from 2 to 5 V, has an interrupt output and allows for a current flow of up to 20 mA on each line

Module with 16 IO pins and 8 analog inputs. It communicates via the RS485, USB or Ethernet interface and supports the Modbus RTU/TCP protocol. The board is closed in an industrial housing. Numato Lab NLGM1004-A

RS485 hub with DIN rail mounting capability. It is equipped with one RS485 input port and 8 RS485 output ports. Designed for communication within industrial networks. Waveshare RS485-HUB-8P

64-channel IO expander with 32 analog inputs. It communicates via the USB interface. Numato Lab GP640001

32-channel IO expander with 14 analog inputs. Communicates via the WiFi wireless interface. Numato Lab GPWIFI320001

Adapter dedicated to the Nintendo Wii Nunchuck. It allows you to connect the controller to the development board via the I2C interface. Adafruit 4836

8-channel IO expander with 6 analog inputs. It communicates via the USB interface. Version with Pull-Up resistors. Numato Lab GP80001P

8-channel IO expander with 6 analog inputs. Communicates via the Bluetooth wireless interface. Numato Lab BTIO001X

KAmod I2C-Mini Out8 enables easy expansion of microprocessor systems with eight switching outputs for voltages and currents typical of low-voltage load control. Compatibility with the I2C bus and the ability to connect up to 8 modules in a single network make it an ideal solution for automation systems, lighting and power control, and other applications requiring flexible control of multiple circuits.

Module with 16-channel I/O ports expander controlled by the I2C interface. It was based on the MCP23017 chip

8-channel module with voltage analog inputs ranging from 0 to 10 V. After reconfiguration, it enables measurement of voltage in the range from 2 to 10 V or current in the range from 0 to 20 mA or 4 to 20 mA. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in a housing that can be mounted on an industrial rail. Waveshare Modbus RTU Analog Input 8CH (B)

The KAmodPCAL6408 is an 8-bit I/O expander with the PCAL6408A chip by NXP, controlled by the I2C interface.

Module with an IO pin expander based on the TCA9534 system. It allows you to add 8 GPIO pins to an I2C-controlled project. SparkFun DEV-17047

Module with 8 digital inputs and 4 relays with a maximum switching current of 2 A. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in an industrial housing. Wellpro WP8024ADAM