This is a high efficiency voltage regulator with more than 90% efficiency in real-world tests. It is based on TI’s TS54331 chip. This is a switching regulator and is configured for 12V at 2A. However, any other output voltages can…
Here is a very nice guide that explains what it is and how you should go about selecting bits. This post explains what you should do after you’ve done the miserable deed. I used an Arduino as an ISP programmer…
I’ve always admired touchpad technology and I recently got a chance to make my own 12-key touchpad using Freescale’s MPR121Q. This nifty little chip supports upto 12 debounced pads, configurable registers and works on the I2C protocol. All the electrodes…
If you have the HC-05 bluetooth module you can configure its basic parameters such as the default baud rate, device name, paring PIN and STATE pin behavior. Here is how you can configure the module. Wiring the module First, get yourselves a USB…