inverted_led_display
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inverted_led_display [2017/04/04 22:11] – created walkeradmin | inverted_led_display [2023/03/09 22:35] (current) – external edit 127.0.0.1 | ||
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====== Inverted LED Display ====== | ====== Inverted LED Display ====== | ||
+ | <color darkorange> | ||
\\ | \\ | ||
\\ | \\ | ||
+ | ---- | ||
+ | ==== I made a mistake ==== | ||
+ | \\ | ||
+ | When I designed the PCB for this project. I did what most people would do and I made the PCB the 'right way up' with 40 Way Raspberry pi header and the 7 Segment LED also the normal way up (so you can read it). Later on I realised this was a bit of a mistake, because this means the Raspberry Pi Zero Power and USB connections are now at the bottom, so you can't power this up and put it on a table :(. | ||
+ | \\ | ||
+ | \\ | ||
+ | Fear not though, with some help I have edited the code so that it writes the time upside-down, | ||
+ | \\ | ||
+ | \\ | ||
+ | <color # | ||
+ | \\ | ||
+ | \\ | ||
+ | {{: | ||
+ | \\ | ||
+ | \\ | ||
+ | Above we can see the Clock working in ' | ||
+ | \\ | ||
+ | \\ | ||
+ | ---- | ||
+ | ==== The Python Code ==== | ||
+ | \\ | ||
<sxh [py][; options for SyntaxHighlighter]> | <sxh [py][; options for SyntaxHighlighter]> | ||
#! / | #! / | ||
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# Define GPIO ports for the digits 0-3 | # Define GPIO ports for the digits 0-3 | ||
- | gpioDigits = (18, | ||
gpioDigits = (25, | gpioDigits = (25, | ||
# Pins (12,9,8,6) select digits 0-3 respectively reading LTR on display | # Pins (12,9,8,6) select digits 0-3 respectively reading LTR on display |
inverted_led_display.1491340281.txt.gz · Last modified: 2023/03/09 22:35 (external edit)