Asprogrammer 2.1 Jun 2026

: Native support for common programmers including CH341A , CH347 , USBasp , Bus Pirate , and even Arduino -based setups.

Here’s a concise, useful report on , a popular free/low-cost software for programming SPI/NOR flash memory chips via USB-based programmers (like CH341A). asprogrammer 2.1

Before using the software, ensure your hardware and drivers are correctly configured: : Native support for common programmers including CH341A

| Feature | Standard CH341A (Black/Green) | AsProgrammer 2.1 | | :--- | :--- | :--- | | | Fixed 5V (Dangerous for modern chips) | Switchable 3.3V / 1.8V (Safe) | | Software | Proprietary, often buggy, Windows only | Open Source, cleaner UI, scriptable | | BIOS Support | Limited SPI Flash support | Extensive SPI Flash support | | AVR Support | None | Yes (ATmega series) | | Price | ~$3 - $5 USD | ~$10 - $15 USD | Specifications, diagram, price and reviews - Botland

ch341a - What is it? Specifications, diagram, price and reviews - Botland

: Native support for common programmers including CH341A , CH347 , USBasp , Bus Pirate , and even Arduino -based setups.

Here’s a concise, useful report on , a popular free/low-cost software for programming SPI/NOR flash memory chips via USB-based programmers (like CH341A).

Before using the software, ensure your hardware and drivers are correctly configured:

| Feature | Standard CH341A (Black/Green) | AsProgrammer 2.1 | | :--- | :--- | :--- | | | Fixed 5V (Dangerous for modern chips) | Switchable 3.3V / 1.8V (Safe) | | Software | Proprietary, often buggy, Windows only | Open Source, cleaner UI, scriptable | | BIOS Support | Limited SPI Flash support | Extensive SPI Flash support | | AVR Support | None | Yes (ATmega series) | | Price | ~$3 - $5 USD | ~$10 - $15 USD |

ch341a - What is it? Specifications, diagram, price and reviews - Botland

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