Search found 482 matches

by mcauser
Mon Oct 05, 2020 11:33 pm
Forum: Other Boards
Topic: Simple cheap small board: NRF52 ?
Replies: 3
Views: 550

Re: Simple cheap small board: NRF52 ?

If you're interested in using the EByte E73-TBB, have a look at these three: https://medium.com/@ly.lee/bluetooth-mesh-with-nrf52-and-apache-mynewt-44823407c471 https://medium.com/@ly.lee/coding-nrf52-with-rust-and-apache-mynewt-on-visual-studio-code-9521bcba6004 https://ssihla.wordpress.com/2019/07...
by mcauser
Mon Sep 28, 2020 3:20 pm
Forum: Drivers for External Components
Topic: HZ-1050 125 KHz RFID Reader
Replies: 0
Views: 147

HZ-1050 125 KHz RFID Reader

MicroPython library for the HZ-1050 125 KHz RFID Reader:
https://github.com/mcauser/micropython-hz1050

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by mcauser
Sun Sep 27, 2020 12:07 pm
Forum: Drivers for External Components
Topic: TCA9548A 8ch I2C Multiplexer
Replies: 0
Views: 96

TCA9548A 8ch I2C Multiplexer

Do you have a bunch of fixed I2C address devices, or exceeded your address select pin combinations? This little CJMCU I2C multiplexer module lets you spread the devices over 8 I2C channels and toggle between them. https://github.com/mcauser/micropython-tca9548a https://raw.githubusercontent.com/mcau...
by mcauser
Sun Sep 27, 2020 11:58 am
Forum: Drivers for External Components
Topic: MAX31855 Driver
Replies: 4
Views: 2344

Re: MAX31855 Driver

Deshipu's bitbucket is missing heaps of repositories, now that Atlassian has dropped mercurial support.
https://bitbucket.org/blog/sunsetting-m ... -bitbucket

Hi @deshipu, I cloned heaps of your repos, so if you've lost anything, I may have a copy that I can zip and send back.
by mcauser
Wed Sep 23, 2020 11:17 pm
Forum: Drivers for External Components
Topic: MAX44009 Ambient Light Sensor
Replies: 3
Views: 626

Re: MAX44009 Ambient Light Sensor

Nice work! On my GY-49, I was unable to read 2 bytes starting from the lux high byte. Mine was not auto moving to the next register (lux low byte). When I readfrom_mem() multiple times on any register, it would just give me the same value repeated again and again. I couldn't just read the high byte ...
by mcauser
Wed Sep 23, 2020 8:34 am
Forum: Drivers for External Components
Topic: MAX44009 Ambient Light Sensor
Replies: 3
Views: 626

MAX44009 Ambient Light Sensor

Working on a driver for the Maxim MAX44009 Ambient Light Sensor - used on the GY-49 module:
https://github.com/mcauser/micropython-max44009
by mcauser
Wed Sep 16, 2020 2:54 pm
Forum: Drivers for External Components
Topic: CJMCU-75 (LM75A) I2C digital temperature sensor
Replies: 0
Views: 553

CJMCU-75 (LM75A) I2C digital temperature sensor

MicroPython library for the CJMCU-75 (NXP LM75A) I2C digital temperature sensor:
https://github.com/mcauser/micropython-lm75a

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by mcauser
Wed Sep 16, 2020 12:13 pm
Forum: Drivers for External Components
Topic: IS31fl3731 Charlie-Plexed LED Matrix
Replies: 8
Views: 2480

Re: IS31fl3731 Charlie-Plexed LED Matrix

Hey @deshipu
Your link is now 404ing: https://bitbucket.org/thesheep/micropyt ... 1fl3731.py
Are you migrating away from bitbucket?
by mcauser
Wed Sep 16, 2020 12:10 pm
Forum: Hardware Projects
Topic: Which sensor can capture blowing action?
Replies: 11
Views: 925

Re: Which sensor can capture blowing action?

What about a sound sensor? Blowing into a microphone can be quite loud compared to background noise.
https://www.aliexpress.com/item/4000880319349.html