If you are a developer and you switched from a Windows PC to Mac, you could have found out that Home and End keys doesn’t quite do what you’re used to from a Windows machine.
[UPDATE 2.9.2016] If you are missing an I2C library, you can use the one Peter Fleury wrote. You will need to replace my I2C function calls, but that’s it. Microchip offers quite a few digital potentiometers/rheostats which you might find handy when you want to adjust for example a power supply or audio amplifier digitally. … Continue reading Controlling a digital potentiometer MCP4561