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(moved from OpenLCD [issue](https://github.com/sparkfun/OpenLCD/issues/28) reported by @mrmakeit)
Getting a weird bug whenever I try to change the backlight over I2C. Any time I do so, the screen w…
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### Board
[SparkFun 16x2 SerLCD - RGB Text (Qwiic)](https://www.sparkfun.com/products/16397)
[SparkFun 16x2 SerLCD - RGB Backlight (Qwiic)](https://www.sparkfun.com/products/16396)
[SparkFun 20x4 Ser…
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**Firmware**
```python
Adafruit CircuitPython 6.2.0 on 2021-04-05; Raspberry Pi Pico with rp2040
```
**Code/REPL**
```python
import board
import busio
import bitbangio
from …
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Is there any example of using the SerLCD library with PlatformIO?
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Shigeru,
The OSError: [Errno 121] Remote I/O error can be resolved on Raspbery Pi by adding the following line to /boot/config.txt.
dtparam=i2c_arm=on,i2c_arm_baudrate=50000
(the default baud…
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It would be nice if I can find a clear list of what the commands are and what they do.
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Choose specific devices that demonstrate SPI, I2C, RS-232, RS-485, and SWD communication, as well as all of the key features of the I/O Master.
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I'm working through the Arduino library code and the firmware code to see if I can trace this down, but it seemed like a good time to open an issue for some help.
I have two Twists that have both …
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Examples in core libraries are automatically added to the Examples menu. Unfortunately core examples are not.
Would like to suggest a sub-menu with the core example sketches and libraries instead of…
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Hi,
I'm using Nvidia Jetbot with JetPack 4.6. I'm using the standard Spark Fun setup and double checked that the wiring are right according to SparkFun assembly guide [here](https://learn.sparkfun.co…