You must install the CH341PAR driver (Parallel/SPI mode) rather than the standard Serial/COM driver .
Native support for 24-series EEPROM and 25-series SPI Flash chips, including newer 1.8V variants (with an adapter).
The (specifically version 2.1.0.13) became a community staple because it provided a more stable and feature-rich interface than the original manufacturer-supplied software. Key Features of AsProgrammer 2.1.0.13 asprogrammer 21013 download 2021 exclusive
is a widely used, lightweight Windows utility designed for flashing SPI Flash, I2C EEPROM, and Microwire chips, specifically optimized for the popular CH341A USB programmer . Key Features of the 2021 Update
Before you close this tab, ensure you have: You must install the CH341PAR driver (Parallel/SPI mode)
Go to and select your newly acquired firmware binary file ( .bin or .rom ).
the existing firmware or data from a chip and save it as a binary ( ) or hex ( Erase the contents of a chip entirely. Write (Flash) new or modified firmware back to the chip. Key Features of AsProgrammer 2
: Be cautious of any website or source that requires you to complete surveys or provide personal information for the download. Opt for direct downloads from trusted sources.
The official source for ASProgrammer is :
After version 21013, the developer introduced a radical interface change that many users found confusing and resource-heavy. The 2021 exclusive retains the classic, lightweight layout that fits perfectly on low-resolution repair bench monitors.
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