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Arduino Camera Circuit

Updated: Apr 30, 2020

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OV7670 connections:

VSYNC - PIN2 XCLCK - PIN3 (must be level shifted from 5V -> 3.3V) PCLCK - PIN12 SIOD - A4 (I2C data) - 10K resistor to 3.3V SIOC - A5 (I2C clock) - 10K resistor to 3.3V D0..D3 - A0..A3 (pixel data bits 0..3) D4..D7 - PIN4..PIN7 (