Search found 4 matches

by tiensz
Wed Feb 13, 2019 10:49 pm
Forum: ESP8266 boards
Topic: Pyboard code on ESP2866
Replies: 1
Views: 190

Pyboard code on ESP2866

I'm trying to get a ESP8266 D1 mini to communicate with an MPU9250. After many trials and tribulations I've managed to create and flash my own firmware based on https://github.com/adafruit/esp8266-micropython-vagrant.git with apparent success. All of this was achieved by following the instructions i...
by tiensz
Wed Feb 06, 2019 6:20 pm
Forum: ESP8266 boards
Topic: Needs ready to roll firmware package that includes MPU9250 fusion driver.
Replies: 5
Views: 257

Re: Needs ready to roll firmware package that includes MPU9250 fusion driver.

After more digging I realized that I will need to 'augment' the pull-up resistors. I've added 5k1 between scl and +3.3V as well as sda and +3.3V. I used the 3.3v Pin(8) on the ESP8266 for this. But, still no joy. Except that the traceback message ends with: MPUException: No MPU's detected. I believe...
by tiensz
Wed Feb 06, 2019 1:15 pm
Forum: ESP8266 boards
Topic: Needs ready to roll firmware package that includes MPU9250 fusion driver.
Replies: 5
Views: 257

Re: Needs ready to roll firmware package that includes MPU9250 fusion driver.

@OutoftheBOTS Thank you very much, but with postage etc, this module is 10 times the price of a MPU-92/65. For now my mission is to get the host processor going. (See below) @Roberhh After calling it quits to roll my own package, your reply changed my mind. It took a long time, but I've actually got...
by tiensz
Sun Feb 03, 2019 8:03 pm
Forum: ESP8266 boards
Topic: Needs ready to roll firmware package that includes MPU9250 fusion driver.
Replies: 5
Views: 257

Needs ready to roll firmware package that includes MPU9250 fusion driver.

I'm a DOS plodder from way back to the PC's birth. Before then, I did my thing with Apple Basic on an Apple II. I did some serious test control software with the Apple II clones. Then life happened, and jobs changed, and design and coding became a bucket list thing. But now I'm retired, and it's tim...