30w rgb led with 3x 1w driver module – catching fire
A not-entirely successful test of this 30W RGB LED kit with three 1W LED drivers.
60w high power led driver with pwm #2 – brightness control
Time to see if this LED driver can control the brightness of the LED with PWM from an Arduino.
First look: 60w high power led driver with pwm control #1
First look at the Sure Electronics DCCP60 High Efficiency LED Driver with 50W high power LED. And immediately there's a…
Review: 12v 2-channel 315mhz wireless remote control module
Here I take a look at this 12v 2-channel wireless remote control module. Find out how the L4 chip differs…
Arduino nokia 5110 lcd tutorial #2 – getting text on the display
Another function is needed to write data to the Nokia 5110 display. Also a font (a 2 dimensional array) must…
Arduino nokia 5110 lcd tutorial #1 – connecting and initial programming
Detailed tutorial on connecting and programming the Nokia 5110 LCD. In this first part I'm only concerned with sending the…
Introduction to arduino compatible displays but not the 16×2 lcd
Nobody needs another 16x2 LCD Arduino tutorial, so this isn't one. Here I take a look at a few other…
Review: 400w digitally controlled dc/dc step-up boost converter
This digitally controlled boost converter makes driving high power LEDs from a 12 volt source really easy. But it has…