Search found 7 matches

by easylab4kids
Wed Oct 28, 2020 11:51 pm
Forum: Drivers for External Components
Topic: SX1509 I2C 16-channel GPIO expander PWM + keypad
Replies: 0
Views: 1025

SX1509 I2C 16-channel GPIO expander PWM + keypad

Micropython driver for 16-channel I2C PWM GPIO expander. https://github.com/pappavis/micropython-sx1509-library Chip features; - 16-channel with PWM & "breathing" - Voltages 1.2V to 3.6V with tolerance for upto 5.5V - Support for 8x8 keypad and debouncing. Note: its best suited for ESP32 as an ESP82...
by easylab4kids
Wed Oct 21, 2020 8:19 pm
Forum: General Discussion and Questions
Topic: SX1509 PWM I/O expander library needed [solved]
Replies: 2
Views: 290

Re: SX1509 PWM I/O expander library needed

My first attempt at a library.
Any improvements, please let me know!

https://github.com/pappavis/micropython-sx1509-library
by easylab4kids
Wed Oct 21, 2020 10:34 am
Forum: General Discussion and Questions
Topic: SX1509 PWM I/O expander library needed [solved]
Replies: 2
Views: 290

SX1509 PWM I/O expander library needed [solved]

UPDATE: Library here --> https://forum.micropython.org/viewtopic.php?f=14&t=9225 This topic is solved. See above. ============= I'm in need of a Micropython library for the SX1509 IO expander with PWM. Sparkfun has an SX1509 lib for Arduino. My experience with writing libs & manipulating I2C-registe...
by easylab4kids
Thu Aug 27, 2020 1:33 pm
Forum: Drivers for External Components
Topic: Anyone working on a MAX7219 8x8 LED matrix display library?
Replies: 42
Views: 20329

Re: Anyone working on a MAX7219 8x8 LED matrix display library?

I created a Chuck Norris scroller using the lib, with NodeRed + ESP8266 + Rasspberry Pi. Thanks!

See code here -->https://github.com/pappavis/micropython ... oller-mqqt
by easylab4kids
Fri Oct 18, 2019 9:45 am
Forum: General Discussion and Questions
Topic: File explorer for Micropython for MacOS / Windows
Replies: 2
Views: 865

Re: File explorer for Micropython for MacOS / Windows

Thanks for the tip, I just updated to latest version of Thonny :)
by easylab4kids
Wed Oct 16, 2019 1:48 pm
Forum: General Discussion and Questions
Topic: File explorer for Micropython for MacOS / Windows
Replies: 2
Views: 865

File explorer for Micropython for MacOS / Windows

Have anyone made a File explorer to easily maintain files on Micropython, for use on MacOS?

At present I use Thonny IDE to upload files, and mpfshell as FTP-like explorer. Its okay.

A Midnight Commander or Explorer-app for Micropython would be appreciated.
by easylab4kids
Fri Oct 04, 2019 11:08 am
Forum: General Discussion and Questions
Topic: Micropython UF2 bootloader, how?
Replies: 1
Views: 838

Micropython UF2 bootloader, how?

I've got an CircuitPlayground Express running CircuitPython, which exposes the device as removable USB disk. Nice! Yes, code is easily uploaded using Thonny IDE , and getting new libraries onto Micropython board is cumbersome. But... how to UDF2, or similiar for MicroPython on ESP8266? Thats much mo...