If you are using the AsProgrammer hardware (an AVR-based programmer like the CH341A or a DIY shield) to read or writing this chip, here are the critical steps:
If you have an obscure flash chip not listed (e.g., old Atmel AT45DB series), you can manually enter the: asprogrammer 21013
| Feature | ASP21013 (CH340 Based) | CH341A Programmer | | :--- | :--- | :--- | | | CH340 (UART Bridge) | CH341A (USB 2.0 Controller) | | Speed | Moderate (UART limited) | Faster (Native USB 1.1) | | Software | AsProgrammer (Open Source) | CH341A Software / NeoProgrammer | | Hardware Support | SPI, I2C, MW | SPI, I2C, Parallel, JTAG (limited) | | Voltage Safety | Requires manual jumper selection | Often fixed 3.3V (newer models) | If you are using the AsProgrammer hardware (an
: Using the "IC" menu, users select the specific manufacturer and model of the chip (e.g., Winbond W25Q64). old Atmel AT45DB series)