CH341A

EEPROM Programmer From Wikipedia, the free encyclopedia

CH341A-based programmers are cheap USB dongles usually used for reprogramming SPI chips. SPI EEPROM chips are found in many electronic devices.[1]

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CH341A
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Risks

CH341A programmers usually only output 5 V. If used with chips that require 3.3 V on the data lines, it could irreversibly break them. Some BIOS chips, for example, require 3.3 V. For a safer alternative, see the Raspberry Pi Pico.[2]

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