Connect the device you wish to program or diagnose using the appropriate cables.
| Source | Size | Notes | |--------|------|-------| | | ~3.73MB | Updated April 2026, Chinese version available | | Tianji Download (Yesky) | 1.47MB | Updated 2023-04-14, clean and verified | | Liqucn | 1.98MB | Provides both telecom and Unicom network download options | | China.com Soft Channel | 1.74MB | Updated May 2025, virus-checked | | 3h3.com | 1.5MB | Clean interface, WinALL support | | DSSZ | 1.93MB | "Fix" version with built-in drivers for CH341A and USBASP |
The or message displayed in the lower status log. Share public link
: Seamless support for both SPI (25-series) and I2C (24-series) EEPROMs.
Re-install the CH341A drivers or try a different USB port. asprogrammer 21013 download 39link39 work
Result: If your connection is solid, the exact chip name and manufacturer will display in the log area. If it displays 000000 or FFFFFF , your physical connection is bad or your chip is under-powered. 2. Disabling Status Register Protections
The developer (radioman) hosts it on :
The software includes functionality to unlock read-protected EEPROMs, which is crucial for BIOS repairs.
When reading or writing large ICs, the application might become temporarily unresponsive, which is normal behavior for this software. Connect the device you wish to program or
A noted quirk in this version is that when opening binary files ( .bin or .rom ), you may need to select "All Files" in the file dialog to make them visible. Common Issues
: Supports the very popular and affordable CH341A USB programmer , UsbAsp, and AVRISP-MKII.
AsProgrammer is generally regarded as when downloaded from reputable developer sources. It is often preferred by the DIY electronics community because it is open-source and lacks the malware often bundled with proprietary "cracked" flashing tools.
Check the physical alignment of your SOIC8 clip. Clean the chip pins with a drop of isopropyl alcohol to remove oxidation. Re-install the CH341A drivers or try a different USB port
If you need help resolving a specific error or finding the right setup options, let me know your , your operating system , and the exact error code displayed in your AsProgrammer log window! Share public link
Master Guide to AsProgrammer 2.1.0.13: Download, Setup, and Fixes for SPI Flash Programming
To ensure a successful programming cycle, always follow the industry-standard workflow: