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Conexão do Arduindo com matriz de LED max7219, para representação dos olhos e Boca
Os olhos:
Podendo ser como base: http://www.instructables.com/id/Animated-Halloween-Evil-Eyes/
Exemplo: https://www.…
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I am running Raspbian Jessie on a Pi 2 ... when I try and execute "npm install max7219", it fails.
Here are some of the relevant details:
$ uname -a
Linux raspberrypi 4.1.15-v7+ #830 SMP Tue Dec 15 …
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First I would like to say great project! I'm surely gonna build it, just need to get me a Pi Zero :).
I have a few questions, the "weather" item in the output, is it the description of weather from …
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http://datasheets.maximintegrated.com/en/ds/MAX7219-MAX7221.pdf
Firefox 38.0 on Ubuntu 14.04:
![firefox](https://cloud.githubusercontent.com/assets/1132307/8043286/ccca9c30-0dd9-11e5-9a79-5bd9250cbe…
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```
I am testing the Parola Library which seems to be very complete and optimized,
but I ave run into a simple problem. When running the library all the text and
images appear rotated 90 degrees cou…
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Is it possible to modify the scrolling speed of the text displayed on these lcds?
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#50 brought SPI support to the firmware, nice. After the issue was closed a [discussion in the comments](https://github.com/nodemcu/nodemcu-firmware/issues/50#issuecomment-75832880) was started about …
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With this version of node.js - v4.1.1
With these page dependancies:
```
"acorn": "^2.6.2",
"express": "^4.13.3",
"highlight.js": "^8.9.1",
"marked": "^0.3.5",
"tern": "^0.16.0"
`…
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I see lots of references to this in the C headers, but is SPI support exposed in Lua?
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Hi,
You are using SPI_MODE3, but the device is actually SPI_MODE0 (probably worked originally because SPI_MODE3 isn't/wasn't supported.
You are also setting a C++ String object to NULL which isn't a…