Top Serial Board Reviews

SainSmart USB 4 Channel Relay Automation (5V)

NOYITO 2-Channel Micro USB Relay Module is equipped with a stable USB to serial port chip and a microcontroller. It can use the serial port debugging software to send serial commands on the computer to control the opening and closing of the 2-channel relay..
Onboard high performance microcontroller chip, CH340 USB control chip.With power LED indicator and relay status LED.On-board 2-channel 5V, 10A/250VAC, 10A/30VDC relay, long relay life, can work 100,000 times continuously..
Module with overcurrent protection and relay diode freewheel protection..
NOYITO 8-Channel Micro USB Relay Module ASIN：B09RGTSHHW.
NOYITO 4-Channel Micro USB Relay Module ASIN：B09RGVQXXT.

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Norcold 621991001 Refrigerator Power Board Kit

Norcold Refrigerator Power Board Kit/Eg2.
If you match the picture of the board up with your current one, it will be very evident if this is not the board you need.
Fits all N611, N610, N811, & N810 models with a serial number below 9056491..

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HiLetgo Smallest SIM800L GPRS GSM Breakout Module Quad-Band 850/900/1800/1900MHz SIM Card Slot Onboard with Antenna 3.7~4.2V

Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission..
The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 1mA in sleep mode..
It communicates with microcontroller via UART port, supports command including 3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands..
AT command interface with "auto baud" detection..
TTL serial port for serial port, you can link directly to the microcontroller.

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Techomey Propane Refrigerator for camper, Propane Fridge 1.4 Cu.Ft, Gas Refrigerator 12 V/110V/GAS LPG, 3 Way Refrigerator, Quiet Compact Rv Refrigerator for Semi Truck, Truck, Camper Van, Rv, Garage, Black

Refrigerator Control Board Kit - 2-Way, Black, With Optical Control/ Power Board/ Control Adapter/ Thermistor Wire.
Replacement For Norcold N621/ N821 Series Refrigerator With Serial Number Below 9126824 And N623/ N823 Series Refrigerator With Serial Number Below 8970880.
Package Dimensions: 10.25 x 10.25 x 3.38 inches.

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KEYESTUDIO Pico IO Prototype Expansion Board for Raspberry Pi Sheild DIY Kit

The Keyestudio Pico IO prototype expansion board works with the Raspberry pico board..
It can expand IO ports of the pico board..
There are two IIC ports, a serial communication interface , three analog ports and six digital ports..
This sensor board simplifies the circuit and makes it easy to connect with commonly used sensors. You can stack a Raspberry Pi pico board onto this shield..
KEYESTUDIO Technical Support - If there are any problems during use, please feel free to contact us and we will respond quickly to technical support..

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ACEIRMC ESP32-CAM WiFi + Bluetooth Module WiFi ESP32 CAM Development Board with Camera Module OV2640 2MP + FT232RL FTDI USB to TTL Serial Converter + 20 pin Jumper Wire

ESP32-CAM WiFi + Bluetooth Module WiFi ESP32 CAM Development Board with Camera Module OV2640 2MPcompatible for Arduino, Support Image WiFi Upload and TF Card.
Bluetooth: Bluetooth 4.2 BR/EDR and BLE standard.
Camera WiFi + Bluetooth Module 4M PSRAM Dual-core 32-bit CPU Development Board with OV2640 2MP Camera Module + FT232RL FTDI USB to TTL Serial Converter + 20 pin Jumper Wire.
FTDI USB Serial Adapter comes with the FT232RL chip and uses both 3.3V and 5V operating voltage. Adapter Logic-level can be set via jumpers on the board, which makes simple to connect to your controller. USB power has over current protection, using 500MA self-restore fuse..
This module supports interfaces such as UART / SPI / I2C / PWM / ADC / DAC.

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Aoicrie 16x2 2004 LCD Display Module with IIC/I2C/TWI Serial Interface Adapter, IIC I2C TWI 1602 Serial LCD Module Display, for Mega 2560

IIC I2C TWI 1602 Serial LCD Module Display for R3 Mega 2560 16x2..
Easy to use. Less I/O ports are occupied, only four - VCC, GND, SDA (serial data line), SCL (serial clock line)..
Support IIC protocol. The I2C LCD1602 library is provided, so you can call it directly..
With a potentiometer used to adjust backlight and contrast.Power supply: +5V, Address of the module: ox27..
Widely Applications: LCD display module based on the popular HD44780 controller, works great with for Mega2560 board and other micro-controllers..

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Pmnianhua Wall Mounted Folding Desk,Floating Wall Desk Hanging Computer Table for Wall Bedroom Small Space (Pink+White)

【Sturdy structure】 Our wall-mounted computer desk is made of solid wood multilayer board material, which is strong and durable enough to meet your daily needs..
【Ample Storage Space】Features multiple storage compartment, our computer desk provides spacious storage for you to store and display you items..
【Space Saving】Wall mounted and fold up design make our computer perfect for compact space, it offers an ideal space-saving solution for those who want to store essential items and keep the room clean..
【 Elegant & Modern Appearance】Clean lines and stylish design add a modern feel to your home or office, simple appearance make our foldable computer desk matches other furniture very well..
【Size and installation】: The specification is: 32.36" L x 16.77" W x 35.43" H, the product provides an English version of the installation diagram, each board has an installation serial number, install according to the installation serial number order!.

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EVISWIY PL2303TA USB to TTL Serial Cable Debug Console Cable for Raspberry Pi 3 Pack

【Built-in PL2303TA Chipset】- this usb to ttl serial cable with built-in PL2303TA chip is easiest way ever to connect to your microcontroller/Raspberry Pi/WiFi router serial console port..
【Wide OS Support】- this usb ttl serial cable is supported by most common OSes such as win XP/VISTA/7/8/8.1/10/ Mac OS X/Linux. (please refer to http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41, and then download the Prolific 2303 driver). If you are running Linux, drivers are already included in the kernel, no need to install anything..
【Power Output】- this usb debug cable can be configured for either v5 or v3.3 power output. Built-in PL2303 chipset has an on-board DC-DC converter..
【Wide Application】- this pl2303 usb ttl cable widely used for laboratories, product testing and low cost MCU communications etc..

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Breckwell A-e-401 / C-e-401 Pellet Stove Circuit Board (1 RPM) - 2002 or Newer

Breckwell Control Board Fits Stove With 1 RPM Auger Motor, #(A-E-401).
This is the same control panel as the C-E-400 and C-E-401. It is just a newer, updated version and is completely compatible..
This control panel is used on most current model pellet stoves except the P22 and P4000 Classic Cast stove.
Additional Information Serial numbers are approximate and should not be the only source of validation for the part. Serial numbers may be off by as much as 10 units either way..

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Major Brands 74LS11 Triple 3 Input Positive and Gate, DIP 14 (Pack of 10)

At sometime or another you may run out of pins on your Arduino board and need to extend it with shift registers..
The datasheet refers to the 74HC595 as an "8-bit serial-in, serial or parallel-out shift register with output latches.
In other words, you can use it to control 8 outputs at a time while only taking up a few pins on your microcontroller..
You can link multiple registers together to extend your output even more..

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Creality 3D Printer Part Limit Switch with Separate Package CNC for RAMPS 1.4 RepRap 3D Printer CR-10 10S,S4,S5,Ender 3/Ender 3 Pro/Ender 3 V2/Ender 5 (Pack of 3)

1.Upgrade the firmware by SD card. It is easy and convenient to operate.This display board has higher compatibility. Users can select two work modes,they are UART serial port screen mode and 12864 screen mode..
2.Serial port screen mode supports two printing modes: SD card and U disk..
3.Reserve WIFI port, and WIFI function is realized by external WIFI module.
4.Reserve the extension port of filament breaking detection (FIL-DET).
Reserve the extension port of automatic shutdown after printing (PS-ON).
5.2 sets of UART serial port extension ports are reserved for DIY use..

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RedTagCanada SIM900 Quad Band GSM GPRS Quad-Band Modules 2G Shield Development Board for R3 Mega with Antenna for Arduino SCM & DIY Kits

Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
Quad-Band 850/900/1800/1900 MHz - could work on GSM networks in all countries around the world, work with Uno Mega..
This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..
Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced.
Power jack - connected to external 4.8~5VDC power supply, Antenna interface - connected to external antenna, Serial port select - select either software s....

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