In this example, we will use the chipKIT Uno32 board and connect this to a MAX7219-driven 8-digit seven segment LED display. The MAX7219/MAX7221 are compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of…
Author
shedboy71
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In this example we connected a 4X4 Key-pad shield with display interface from http://store.iteadstudio.com/index.php?main_page=product_info&products_id=308 Here is a picture of the shield minus the LCD5100 display, as you can see it provides you with a number of keys that could be use…
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The bar graph is basically a series of LEDs in a line, this is a common hardware display for analog sensors. It’s made up of a series of LEDs in a row, you simply treat these as you would do…
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In this example we will create a Magic 8-ball using an Chipkit Uno and an LCD keypad shield, when one of the buttons is pressed a random message will be displayed. The Magic 8 Ball is a toy used for fortune-telling…
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In this simple project we will create a simple morse code flasher, you will use the serial monitor to type in a message and this will then be flashed in morse code on an LED. If you wish to learn…
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On one of my recent visits to an electronics website I saw this voltage sensor, intrigued I bought it and wondered how it worked, there didn’t seem much to it. As a Chipkit Uno is limited to 3.3v maximum on…