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"usb serial adapter"
AJMRTC CH340C USB to TTL ISP Serial Module, 5V / 3.3V 500mA Output, USB to TTL Converter Board for STM32 51 MCU Programming, Replacement for CH340G and CP2102 Debug Adapter
Limited time offer, ends 11/25
$10.54
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AJMRTC FT232RL USB to TTL Serial Port Module, Multi Voltage 5V 3.3V 1.8V Level Converter Download Burn Board, Small FT232RL Serial Adapter for MCU Program Debugging
Limited time offer, ends 11/25
$10.54
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AJMRTC USB to TTL UART Serial Debug Cable for Raspberry Pi 5, RPI5 Terminal Serial Port Debug Display Cable, USB-TTL Adapter Wire for Raspberry Pi 5 Console Debugging
Limited time offer, ends 11/25
$12.22
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AJMRTC USB to TTL Serial Port Module, CH343P 6Mbps High Speed Type-C Adapter, 5V / 3.3V Selectable Level, Replacement for CH340, for MCU Debugging, Firmware Burning & Downloading
Limited time offer, ends 11/25
$10.54
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AJMRTC ESP8266 ESP32-WROVER Test Programmer Socket Downloader, CH340 USB to Serial Adapter Board, Universal Programming Fixture for ESP-01, ESP01S, ESP12, ESP32 WiFi Modules
Limited time offer, ends 11/25
$10.54
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AJMRTC FT232RL FT232 USB to TTL Serial Adapter Module, 5V & 3.3V Voltage Output, USB to 232 Download Cable, 1PCS FT232RL Breakout Board for Arduino STM32 Debugging & Programming Projects
Limited time offer, ends 11/25
$11.58
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AJMRTC CH341T High-Speed USB to UART I2C Bridge Module, 3.3V & 5V Dual Power Serial Communication Adapter Board, USB Convertor for Embedded Debugging, Firmware Flashing & Electronic DIY Projects
Limited time offer, ends 11/25
$10.54
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USB to 4-Port RS232 Serial Adapter Cable 1-to-4 COM Port Converter,for PLC/POS/Industrial Devices
Limited time offer, ends 11/15
$38.79
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USB to RS-232 DB9 Serial Adapter/Converter for SystemBase Multi-1/USB RS232 Converter ver4.0
Limited time offer, ends 11/15
USB to RS485 Converter, Type C to 8 Channel Isolated RS485 Serial Port Adapter, 1200bps to 921600bps Communication Speed with Surge and ESD Protection for Industrial
Limited time offer, ends 11/15
$112.99
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USB to Serial Adapter CP2102 Module USB to TTL Serial Adapter 6Pin USB 2.0 Serial Converter Downloader for UART STC STC89C52 Downloader 3.3V 5V Output
Limited time offer, ends 11/15
$12.79
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FOR USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable set 1.8M (RS232/RS422/RS485)
Limited time offer, ends 11/15
$66.09
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FOR USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable chipset 1.8M (RS232/RS422/RS485)
Limited time offer, ends 11/15
$91.77
Free Shipping
FOR USB2.0 to RS232 RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable set 1.8M (RS232/RS422/RS485)
Limited time offer, ends 11/15
$73.99
Free Shipping
CP2102 USB 2.0 to TTL Serial Converter Adapter Module, USB to TTL Downloader Programming Module with Dupont Jumper Wires for Electronic DIY and Debugging
Limited time offer, ends 11/25
$14.49
Free Shipping
Aomoproing USB to Serial Adapter USB to RS-232 Male (9-pin) DB9 Serial Cable Prolific Chipset Windows 11/10/8.1/8/7 Mac OS X 10.6 and Above 1.8MNot VGA
Limited time offer, ends 12/10
$16.10
Free Shipping