5 lines
349 B
Markdown
5 lines
349 B
Markdown
!!! warning "Important"
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Using a **good, stable 3.3V power supply** is crucial. Most flashing issues are caused by either voltage drops during intensive flash operations, or bad/loose wires. The UART adapter's 3.3V power regulator is usually **not enough**.
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Instead, a regulated bench power supply, or a linear 1117-type regulator is recommended.
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