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IO Controllers - AliExpress

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			CH340 Optically Isolated Serial Module USB to TTL Serial Module 5V3.3V2.5V1.8V Quad-Level CH340 Optically Isolated Serial Module USB to TTL Serial Module 5V3.3V2.5V1.8V Quad-Level Read more from AliExpress	$6.28 Go to Store (IN Stock)

			Bus Servo Integrates Servo Power Supply And Control Circuit Adapter Applicable Module For STSC Series Serial Bus Servos Bus Servo Integrates Servo Power Supply And Control Circuit Adapter Applicable Module For STSC Series Serial Bus Servos Read more from AliExpress	$5.38 Go to Store (IN Stock)

			RS232 RS485 Serial to Ethernet Converter Serial Device Server Support TCP/IP Modbus RTU to TCP USR-TCP232-410s RS232 RS485 Serial to Ethernet Converter Serial Device Server Support TCP/IP Modbus RTU to TCP USR-TCP232-410s Read more from AliExpress	$26.95 Go to Store (IN Stock)

			PI-232 \| RS232 HAT for Rapsberry Pi A+/B+/2/3/4/5, RS232 Hat Expansion PCB Board Compact GPIO TX/RX DB9M RS232 Serial PI-232 \| RS232 HAT for Rapsberry Pi A+/B+/2/3/4/5, RS232 Hat Expansion PCB Board Compact GPIO TX/RX DB9M RS232 Serial Read more from AliExpress	$16.16 Go to Store (IN Stock)

			UPA USB V1.3 Universal Eeprom Adapter High Quality UPA-USB Serial Programmer for I2C SPI Microwire Eeprom-Programming UPA USB V1.3 Universal Eeprom Adapter High Quality UPA-USB Serial Programmer for I2C SPI Microwire Eeprom-Programming Read more from AliExpress	$11.32 Go to Store (IN Stock)

			Ultra Small for Arduino Nano Mini Development Board with Type-C ATMEGA328P Chip CH340 Serial Port for Electronics Projects Ultra Small for Arduino Nano Mini Development Board with Type-C ATMEGA328P Chip CH340 Serial Port for Electronics Projects Read more from AliExpress	$31.60 Go to Store (IN Stock)

			10/PCS New CH340C CH340G CH422G CH440G CH444G CH455G CH551G CH552G CH554G CH9326 CH9328 CH9329 SOP16 USB to serial chip In Stock 10/PCS New CH340C CH340G CH422G CH440G CH444G CH455G CH551G CH552G CH554G CH9326 CH9328 CH9329 SOP16 USB to serial chip In Stock Read more from AliExpress	$6.38 Go to Store (IN Stock)

			TENSTAR CC2530 Zigbee Module UART Wireless Core Board Development Board CC2530F256 Serial Port Wireless Module 2.4GHz Zigbee TENSTAR CC2530 Zigbee Module UART Wireless Core Board Development Board CC2530F256 Serial Port Wireless Module 2.4GHz Zigbee Read more from AliExpress	$3.42 Go to Store (IN Stock)

			MAX31865 Temperature Measurement Module Collector High Precision PT100 PT1000 Serial Port Host Computer For Ardunio/STM32/PI MAX31865 Temperature Measurement Module Collector High Precision PT100 PT1000 Serial Port Host Computer For Ardunio/STM32/PI Read more from AliExpress	$13.75 Go to Store (IN Stock)

			ESP8266 Serial Port Wifi Module NodeMCU Lua V3 Internet Of Things Development Board With TYPE-C Micro USB Interface CH340 ESP8266 Serial Port Wifi Module NodeMCU Lua V3 Internet Of Things Development Board With TYPE-C Micro USB Interface CH340 Read more from AliExpress	$2.20 Go to Store (IN Stock)

			Modbus RTU Control I/O Network Modules Serial Port RS485 Interface 8DO CDEBYTE MA01-XXCX0080 Rail Installation 8~28VDC IoT Modbus RTU Control I/O Network Modules Serial Port RS485 Interface 8DO CDEBYTE MA01-XXCX0080 Rail Installation 8~28VDC IoT Read more from AliExpress	$12.33 Go to Store (IN Stock)

			D1 Mini V4.0 ESP8266 WiFi Development Board Module Type-C USB Serial Port Interface 3.3V 5V 4MB Flash 80/160MHz D1 Mini V4.0 ESP8266 WiFi Development Board Module Type-C USB Serial Port Interface 3.3V 5V 4MB Flash 80/160MHz Read more from AliExpress	$2.88 Go to Store (IN Stock)

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