The 2.1.0.13 release stands out because it addressed user interface and reliability limitations that caused headaches in earlier builds.
: Allows you to Read, Write, Erase, and Verify data on SPI, I2C, and MicroWire chips. asprogrammer 21 013 updated download
While v2.1.0.13 was a standard for many users, newer releases have since been published: v2.1.2 (Latest): Try a different USB port (USB 2
| Issue | Solution | |-------|----------| | Programmer not detected | Reinstall the CH341A driver. Try a different USB port (USB 2.0 preferred). | | Chip not in list | Manually select a compatible chip family (e.g., MX25Lxxxx). Or use "Generic SPI" mode. | | Verification fails after write | Reduce SPI speed in Settings → Advanced → "Read/write delay" set to 10 µs. | | App crashes on launch | Delete the settings.ini file from the ASProgrammer folder and restart. | | | Verification fails after write | Reduce
If you are too lazy to search for the model in the database, click the "?" (Read ID) button on the toolbar. The software will read the chip signature and suggest matching models.
For the software to interact with your programmer, you must install the proper driver. If you are using a CH341A programmer, run the CH341PAR.EXE setup file located inside the package's driver folder. This configures the USB device to run in rather than standard serial TTL mode. Step 3: Wire and Detect the Component