Ttl 232 Qr Code Scanner
Overview
Product sourcing insights & recommendations
The market for TTL-232 QR code scanners is rapidly expanding, projected to reach $10 billion by 2026 as global industries transition to 2D barcodes like the GS1 Digital Link. TTL-232 modules are preferred for their direct compatibility with microcontrollers like Arduino and Raspberry Pi, making them ideal for embedded kiosks and medical POS systems.
Key trends include the rise of AI-enhanced decoding for damaged codes and a surge in demand driven by the EU Digital Product Passport (DPP) regulations. Pricing for these modules typically ranges from $7 to $49, depending on industrial durability and sensor quality.
The detailed report below includes a technical comparison between TTL-232 and standard RS232, along with a curated list of high-performance modules and suppliers.
I have synthesized the product specs and 2026 market trends for you. You can continue with:
Ttl 232 Qr Code Scanner Module Embedded 2d Barcode Scan Engine
Products · Top picks & verified manufacturers
YHDAA 2D Embedded Mini Bar Qr Code Reader Scanning Engine Fixed Mount Barcode Scanner Module
Shenzhen Yuhengda Technology Co., Ltd.🇨🇳CN6 yrs
1D 2D QR Barcode Scanner Module Engine Embedded CCD Fixed Bar Code Reader Module for Industrial RS232 USB TTL Interface
Zhuhai Yunew Technology Co., Ltd.🇨🇳CN4 yrs
1D 2D Qr Code OEM Scanner Module USB TTL Interface Auto-scanning Mini Barcode Scanner Engine SanVie SV021-G
Shenzhen Shengbei Technology Co., Ltd.🇨🇳CN4 yrs
High Performance Automatic Sensing Embedded Barcode Reader Scanning Engine Fixed Mount 2D Qr Code Scanner Module
Shenzhen Yoopos Technology Co., Ltd.🇨🇳CN1 yr
XT6603BM QR Code Reader Module Designed to Be Embedded Into Another Device or System
Shenzhen Xingtong IOT Technology Co., Ltd.🇨🇳CN9 yrs
1D 2D QR CMOS bar Code Reader Embedded Module with USB TTL RS232 Interface Scans Mini Engine for Sale PDF417 Code Moderate Price
Shenzhen Dalang Electronic Technology Co., Ltd.🇨🇳CN7 yrs
2026 Embedded 1D 2D QR Code UART Barcode Reader Scanner Module with USB Serial TTL RS232 Port Output
Shenzhen Utech Electronics Co., Ltd.🇨🇳CN14 yrs
Highly Cost-effective YJ-ES900Q Reversed Color Datamatrix Barcode Scanner Engine Embedded 1D 2D PDF417 QR Code Reader Module
Shenzhen Yuanjie Information Technology Co., Ltd.verified🇨🇳CN4 yrs
EM430 Image Embedded Barcode Scanner CMOS Fixed Mounted QR Code Engine Module 1D 2D DPM CODE USB TTL UART RS232 RS485 in Stock
Hangzhou Xianghe Zhencai Technology Co., Ltd.verified🇨🇳CN2 yrs
LONVILL TTL232 USB Interface Ultra Slim 2D Barcode Scanner Module Embedded Engine
Guangzhou Jingxin Technology Co., Ltd.verified🇨🇳CN6 yrs
Winson QR Code Access Card Reader Scanner Module
Guangzhou Winson Information Technology Co., Ltd.verified🇨🇳CN8 yrs
Rakinda LV3396 2D Barcode Scanner Module QR 1D Engine High-speed USB RS232 Interface Embedded Kiosk POS Integration Stock 5-Year
Shenzhen Rakinda Technologies Co., Ltd.verified🇨🇳CN9 yrs
Ecodesky EMT6651B Barcode Scanning Engine QR Code Scanner Module Reads Screen Code on Front Backlight
Wuhan Yimatong Technology Co., Ltd.🇨🇳CN3 yrs
Code Engine SH-40 Scanning Module CMOS Sensor QR Code Reader Barcode Scanner USB RS232 TTL COM FCC Certified 1-Year Warranty
Shanghai Scanhome Technology Co., Ltd.🇨🇳CN7 yrs
Embedded QR Code Reader Module 1D 2D QR Code Scanning Reader USB TTL RS232 Interface Fast Scan Barcode QR Code Scanner
Shenzhen Qianbao Technology Co., Ltd.🇨🇳CN4 yrs
LV2097- Cheap Mini Size Embedded Scanner Module TTL232 1D QR Raspiberry Pi Barcode Scanner Engine for Handheld Medical POS/PDA
Shenzhen Scansmart Iot Technologies Co., Ltd.🇨🇳CN1 yrLV2097- Cheap Mini Size Embedded Scanner Module TTL232 1D QR Raspiberry Pi Barcode Scanner Engine for Handheld Medical POS/PDA
QR Code Scanning Module Industrial Flatbed Scanning Engine Module Access Control Gate Scanning Board
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Sources & References
26 sources cited · Verified industry data & reports
TTL USB RS232 Interface QR Code Scanner Engine, 1D & ...
Alibaba.com
Technical specifications ; Scan Element Type, 1D, CMOS, Comprehensive barcode compatibility ; Style, 2D, Efficient QR code scanning ; Type, Barcode Scanner Module ...
RS232 QR Code Scanner Buyer's Guide
Alibaba.com
Mini 2D QR Bar Code Reader RS232 TTL Embedded Barcode Scanner Module for Kiosk Metro Gatemachine. $20 4.9(640). MOQ: 2 pieces. RS232TTL.
Small Barcode Scan Engine: RT218
RTscan
Excellent Bar Code Reading Performance; Windows, Linux, Android, Arduino, Raspberry PI; Support most types of bar codes. Connection. TTL-232; USB EVK kit✹ ...
GM72 barcode/qr scanner TTL 232 configuration
Arduino Forum
I have a GM72 scanner for my small project. The USB configuration/factory default can read inputs as it should be, however configuring the scanner to TTL 232 ...
Embedded QR Code Scanner Module with RS232 USB TTL
Masung
Compact 21mm ultra-thin design with RS232, USB, TTL3.3V, and TTL5V interfaces for easy embedded integration. Low power consumption, long service life, and ...
TTL and True RS-232 Serial - What's the Difference?
Barcodes Inc
The differences between a TTL RS232 and a True RS232 interface purely have to do with data being sent, not with powering the barcode scanner.