Tag Archives: 3.3V

Small project #13 — AVR-ISP level shifter (VCC+I/O)

Bought a cheap AVR-ISP programmer on Ebay, and you find out that while it does provide 3.3V, it is VCC-only & your device is NOT 5V tolerant on its I/O pins. BUMMER! This little board fixes just that issue. All … Continue reading

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