--- product_id: 177451273 title: "– DIYmalls CP210x Series 2102 USB to TTL Serial Module 6 in 1 USB to RS485 RS232, TTL to RS232 RS485, RS232 to RS485 + 6P Female to Female Cable for Arduino Nextion Display Windows Beitian GPS" brand: "diymalls" price: "$25.88" currency: USD in_stock: false reviews_count: 4 url: https://www.desertcart.us/products/177451273-diymalls-cp210x-series-2102-usb-to-ttl-serial-module-6 store_origin: US region: United States of America --- # Dual voltage 3.3V/5V operation Wide OS compatibility 6-in-1 versatile serial conversion – DIYmalls CP210x Series 2102 USB to TTL Serial Module 6 in 1 USB to RS485 RS232, TTL to RS232 RS485, RS232 to RS485 + 6P Female to Female Cable for Arduino Nextion Display Windows Beitian GPS **Brand:** diymalls **Price:** $25.88 **Availability:** ❌ Out of Stock ## Summary > 🔗 Connect smarter, convert faster — the only serial adapter you’ll ever need! ## Quick Answers - **What is this?** – DIYmalls CP210x Series 2102 USB to TTL Serial Module 6 in 1 USB to RS485 RS232, TTL to RS232 RS485, RS232 to RS485 + 6P Female to Female Cable for Arduino Nextion Display Windows Beitian GPS by diymalls - **How much does it cost?** $25.88 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/177451273-diymalls-cp210x-series-2102-usb-to-ttl-serial-module-6) ## Best For - diymalls enthusiasts ## Why This Product - Trusted diymalls brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Arduino & Nextion Ready:** Perfect companion for makers and pros working with popular microcontrollers and displays. - • **Plug & Play Versatility:** Supports Windows XP through 10 (32/64-bit) and Linux for hassle-free integration. - • **Dual Voltage Power Flexibility:** Operates effortlessly at both 3.3V and 5V, bridging diverse hardware needs. - • **Ultimate 6-in-1 Serial Adapter:** Seamlessly switch between USB to TTL, RS232, RS485, and more with one compact module. - • **Customizable DIP Switch Control:** Easily configure your desired serial protocol without complex setups. ## Overview The CP210x Series 2102 USB to TTL Serial Module is a versatile 6-in-1 adapter supporting USB to TTL, RS232, and RS485 conversions. Compatible with multiple operating systems including Windows and Linux, it operates at both 3.3V and 5V, making it ideal for Arduino, Nextion displays, and other embedded projects. Configurable via DIP switches, it offers flexible serial communication solutions in a single compact device. ## Description Full description not available ## Features - cp210x series 2102 serial adapter module supports usb to ttl, usb to rs232, usb to rs485, ttl to 232, ttl to 485, 232 to 485. - Before make 6 in 1 usb to ttl module work, you need to install cp210x driver. - USB 2.0 not 3.0, compatible with arduino,Windows XP/7/8/10 32bits/ 64bits, Linux etc. - You need to set the dip switches for different conversion purpose. - usb to ttl converter module works at 5V and 3.3V, can act as a bridge for hardware without needing a computer or a USB port ## Product Details - **Compatible devices:** Computers, including PC and Mac - **Specific uses for product:** Electronic projects & setups - **Connector type:** usb - **Colour:** Blue - **Brand:** DIYmalls ## Images ![– DIYmalls CP210x Series 2102 USB to TTL Serial Module 6 in 1 USB to RS485 RS232, TTL to RS232 RS485, RS232 to RS485 + 6P Female to Female Cable for Arduino Nextion Display Windows Beitian GPS - Image 1](https://m.media-amazon.com/images/I/617dMw87+AL.jpg) ## Questions & Answers **Q: Does this have a genuine prolific chip inside? Or does it show a warning message in devicemanager and/or make you use an old driver to get it working?** A: It uses the genuine 2102 chip of cp210x series. Before make it work in Windows, you need to install driver, https://www.silabs.com/products/development-tools/software/usb-to-uart-bridge-vcp-drivers **Q: Can you set 3v3 logic levels?** A: Let me take am example. You should connect the 5V pin if you use it with Mega 2560, and connect the 3.3V pin if use with the 3.3V board. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very Versatile module *by M***N on 16 July 2021* Great piece of kit. Took me a while to figure out the settings of the switches for the various modes, but its in the pictures... ### ⭐⭐⭐⭐ Work well. *by A***R on 1 September 2025* Have proved a handy device for connecting GPS and LIDAR to usb. ### ⭐⭐⭐⭐⭐ Works Well *by R***R on 4 August 2023* This USB adapter has 6-in-1 functionality allowing you to convert USB to RS485, RS232, TTL to RS232, RS485, and more. This makes it a very handy device.I've been using it for my Arduino projects, and it has made connecting different devices very easy. The data transmission is seamless, and it works great with various devices.It even comes with a 6P female-to-female cable, making it even more versatile. If you're into electronics and need reliable and flexible connectivity options, this module is a great choice. I would recommend. ## Frequently Bought Together - DIYmalls CP210x Series 2102 USB to TTL Serial Module 6 in 1 USB to RS485 RS232, TTL to RS232 RS485, RS232 to RS485 + 6P Female to Female Cable for Arduino Nextion Display Windows Beitian GPS - DIYmalls Nextion Enhanced 3.5 inch HMI Display Resistive Touch Screen 5V TFT LCD 480x320 for Arduino Raspberry Pi (NX4832K035) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/177451273-diymalls-cp210x-series-2102-usb-to-ttl-serial-module-6](https://www.desertcart.us/products/177451273-diymalls-cp210x-series-2102-usb-to-ttl-serial-module-6) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-04-25*