This Rich Shield for the Arduino has many useful components onboard such as LED’s, buttons and a buzzer. It is easy and great for learning arduino development and programming This is the shield with a little remote control, in this …
Category:
LED projects
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The PCA9685 is an I²C-bus controlled 16-channel LED controller optimized for Red/Green/Blue/Amber (RGBA) color backlighting applications. Each LED output has its own 12-bit resolution (4096 steps) fixed frequency individual PWM controller that operates at a programmable frequency from a typical …
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In this example we will connect a HDC1008 sensor to our ARduino and display the output on a 128 x 32 I2C OLED LCD display, you could use a different type of LCD or a bigger OLED variety but that is …
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The is a 16-bit, general purpose parallel I/O port expander for I2C bus applications. The 16-bit I/O port functionally consists of two 8-bit ports (PORTA and PORTB). The MCP23017 can be configured to operate in 8-bit or 16-bit modes. Lets …
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A few of the code examples and projects on this site use modules containing the Tm1638 driver chip, I was interested in this one which is the TM1637 which appears to be a more basic version which can only control …
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In this example we will connect a 7 segment display to an Arduino. There are 2 types of 7 segment displays, a common anode type and a common cathode type. This example used the common anode type, you can still …
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When I was browsing various web sites to see what electronic components to buy one day I noticed some interesting little kits comprising of switches, LEDs and a couple of 4 digit seven segment displays saw I decided to purchase …
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This example switches on all the LEDs on a 8×8 LED matrix, the matrix is controlled by a MAX7219 Typically you will get these in kit format or they may be assembled, here is a picture of a typical …
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The LoL Shield is a charlieplexed LED matrix for the Arduino. The LEDs are individually addressable, so you can use it to display anything in a 9×14 grid. Scroll text, play games, display images, or anything else you want to …
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A common anode RGB LED is three one colour LEDs (one red, one green, and one blue) housed in a single package. A common anode RGB LED is the most popular type but you can also get common cathode types …
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In this next example we will connect multiple LEDs to our Arduino and create an effect called the Knight rider effect (after the TV show) or the Larsson effect (named after the creator of the TV show Battlestar Galactica). In …
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The most basic project that you can start with is the capability to flash an LED, this is the common ‘hello world’ type of program you can write and run on your arduino. Most Arduino’s have an LED attached to …