AsProgrammer 2.1.0.13 officially supports and USBASP programmers. Community efforts have also successfully tested it with many others, making it a very flexible tool.
Throughput dropped from 15k requests/sec to approximately 8.5k requests/sec. 3. Investigation & Analysis
Based on historical records from software download sites, version 2.1.0.13 introduced several important changes and improvements, making it a particularly polished release. Let's break down the key updates:
The of your project (e.g., unlocking a BIOS, fixing a bricked router). asprogrammer 21013
Unlike legacy builds, version 2.1.0.13 eliminates systematic 0xFF buffer filling during component switching. Data in your buffer is preserved more intelligently.
Version 2.1.0.13 includes definitions for:
Never flash an IC without dumping its current contents first. AsProgrammer 2
Type in your chip's exact part number (e.g., Winbond W25Q64FV ).
Version 2.1.0.13 also introduced a "Verify after programming" toggle that is enabled by default, reducing the risk of corrupt writes—a common failure point with cheaper programmers.
: This indicates a physical hardware connection fault. Ensure that Pin 1 of your chip (marked by a small dimple or dot) aligns perfectly with Pin 1 on your programmer socket. If you are using a clip, adjust its alignment on the chip legs; the pins are likely making poor contact due to dust or surface oxidation. Error: Verification fails after writing data Unlike legacy builds, version 2
AsProgrammer.exe /read "backup.bin" /detect /auto
AsProgrammer refers to a popular open-source utility used by hardware enthusiasts and technicians to read, write, and erase BIOS and EEPROM chips using low-cost hardware like the CH341A programmer