MCP7940 and AT30TS750A Tutorial: Time and Temp and Error Checking
The I2C and SPI Education Shield features two devices on the I2C bus, the MCP7940 and AT30TS750A chips, a real…
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MCP7940 Tutorial 04: Battery Backup
With the clock set and the oscillator adjusted to allow for accurate time keeping, we need to make sure we…
MCP7940 Tutorial 03: Oscillator Trimming
Now that we know how to get data in and out, we’ll get a little more into the advanced waters…
MCP7940 Tutorial 02: Setting and Getting Time
[mathjax][/mathjax]In this MCP7940 tutorial, we’ll start to explore the MCP7940 by setting the time and retrieving the time. We’ll also…
MCP7940 Tutorial 01: Functionality Overview
Welcome to the MCP7940 Real-Time Clock/Calendar from Microchip. This module will cover the functionality of the chip based on the…
