Bus Pirate, I2C, ChronoDot

Around the same time that I acquired a Bus Pirate I also acquired a ChronoDoh which is just the same as the traditional ChronoDot but the pins are soldered to the wrong side of the printed circuit board (PCB). This small error saved me 50-percent on the purchase cost. With my Bus Pirate and ChronoDot in hand I set out to learn how to use both. This document introduces using the Bus Pirate with I2C decices such as the ChronoDot’s DS3231 real time clock (RTC).

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