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In the init for the MCP23017 the comments say that setting IOCON.ODR (bit 2) to 0 sets the interrupts to be open-drain.
This in fact sets the output to use the active drivers and the IOCON.INTPOL fo…
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I'm using your pichbend encoder example for 8 volume encoders, on teensy 4. Is it possible to have a "switch" or "bank" to change the function from pitchbend to control change so that I can control e…
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I propose to use MCP23017/MCP23008 - an I2C port extender to handle button press via interrupts
and use TCA9548A (or similar) as an OLED screen multiplexer.
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https://github.com/sinara-hw/Kasli/issues/97
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https://www.adafruit.com/product/5346
Eagle file exists so it would just need the 3D components added :)
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I have spend the day with the interrupt example and now i finally know whats the problem is.
In the example the commando is used:
mcp.setupInterruptPin(pin,FALLEN);
This is really bad. The cor…
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As my winter hobby project I work on port of OpenTX to ESP32. At the moment I have a basic working version of the radio firmware. I still need to figure out how to integrate it to Companion. The bran…
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**Describe the bug**
The wiki says,
```
Learning to create a SubSnapShot is obscenely easy:
1. From the Control screen, bold click the snapshot button to enter MIDI control learn mode then shor…
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**Describe the bug**
Running a simple main loop program that reads out i2c sensor values or controlling an i2c GPIO extender in a loop, causes the i2c peripheral at a non-deterministic time interval …
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**Operating environment/Installation (Hass.io/Docker/pip/etc.):**
HASSIO 5.13
supervisor-2021.04.3
core-2021.4.6
**ESP (ESP32/ESP8266, Board/Sonoff):**
ESP32, Board: LILYGO® TTGO T-Call V…