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AJMRTC CH341A USB Programmer, 24 25 Series EEPROM SPI Flash BIOS Writer, USB to TTL Serial Adapter, Support STC MCU Programming for Chip Read Write Erase Verify
- - Multi-function CH341A programmer, works for 24xx I2C EEPROM and 25xx SPI Flash BIOS chips
- - Dual mode: SPI/I2C chip burner + USB to TTL UART serial converter for serial communication
- - Supports STC series microcontroller downloading, read, write, erase and chip verification
- - Onboard ZIF socket, 3.3V / 5V switchable power output with power and activity indicator LEDs
- - USB 2.0 plug and play, widely used for BIOS repair, router firmware and electronic DIY projects
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Overview
Specs
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AJMRTC CH341A programmer is a versatile USB development tool integrating SPI flash burner, I2C EEPROM writer and USB to TTL serial adapter. It can read, write, erase and verify 24 series I2C EEPROM and 25 series SPI Flash chips, commonly used for motherboard BIOS recovery, router firmware flashing and storage chip backup. It also supports STC microcontroller program downloading via UART and can serve as a regular USB-TTL serial debug module for MCU testing. It features a 16-pin ZIF socket for direct chip installation and external pin headers for in-circuit programming with test clips. The onboard voltage selector provides stable 3.3V or 5V power for different target chips. It works with mainstream programming software and supports Windows, Linux systems. Compact and low-cost, it is an essential tool for electronic maintenance technicians, hardware repair and embedded development enthusiasts.
Specifications:
- Brand: AJMRTC
- Main Chip: CH341A
- Interface: USB 2.0 Type-A
- Supported Chips: 24xx I2C EEPROM, 25xx SPI Flash
- Extra Function: USB to TTL UART, STC MCU download
- Socket: 16Pin ZIF socket for 8Pin /16Pin chips
- Output Voltage: 3.3V / 5V switchable
- Operation: Read / Write / Erase / Verify
- Indicator: Power LED, Status LED
- Supported OS: Windows, Linux
- Application: BIOS repair, Router flashing, EEPROM backup, STC programming, Serial debugging
- Feature: In-circuit programmable, USB bus powered
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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