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Hi
I have problem with my robot, not working **Expander PCF8574** with my Led RGB. Before not working also simply LED, but i change code on Expander PCF8575 and back on the PCF8574 and work, magic. …
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I'm unable to render text on the screen. For some reason, my code appears to not clear the screen properly and finish the rendering.
```js
const five = require('johnny-five');
const board = new…
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I try to control a car on Raspberry Pi, using PCA9685. If it's Servo, that's fine, but with ESC it doesn't work, and Servo sometimes doesn't work intermittently. I'm not sure what's missing, although …
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My use case it to control a Dynamixel servo which uses Half Duplex Serial. The solutions I've found online use a tri-state octal buffer and a single digital pin to control data direction. I can add an…
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I haven't touched this in a while. I've been using my free-time to make some contributions to Johnny-Five. But, I haven't stopped thinking about it. My thoughts have centered around the question, "Wh…
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According to the [docs](https://johnny-five.io/api/button/#parameters), a button can be initialized with a `debounce` parameter. However, in the code for the Button class, this value is never read and…
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cd .. && nano .node-red/settings.js and add: insidePolygon:require('point-in-polygon') to functionGlobalContext: {} and restart node-red
There's 255 lines of mostly commented out stuff in here. Wh…
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These are kind of higher level animations/effects, so what about something like
```thingy.led.breathe({ duration: 1500, ... }).then(() => console.log("animation stopped"))```
It should probably …
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Since the Arduino `pulseIn` function is blocking it would be useful to have a non-blocking way to read ping sensors. One solution is to create a contributed feature (in the same fashion as [FirmataEnc…
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Hi,
Are there any plans on creating a BLE service for I2C?
I've been working on a [Johny-Five}(http://johnny-five.io) IO plugin for the micro:bit and have been able to bridge most of the existing BL…