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I saw two issues with the MPU9250:
- After a few seconds, the magnetometer is not updated. Its value is either constantly [0, 0, 0] or the last read value. This prevents flying without motion tracking…
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MPU9250_MS5637_AHRS_t3:312: error: 'I2C_MASTER' was not declared in this scope
Wire.begin(I2C_MASTER, 0x00, I2C_PINS_16_17, I2C_PULLUP_EXT, I2C_RATE_400);
^
MPU9250_MS5637_AH…
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hi sir. first thank you for your effort . i have the stm32f405rgt6 dev board (not WE ACT STUDIO ) I have flashed arduplane firmware to it using inav and connected the mpu9250 with spi2 in the dev boar…
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Dear Kris,
thank you for sharing your fantastic libraries and documentation! : )
I 'm using a ESP32 DevKit Combo Board with a InvenSense MPU9250.
I could upload your script and it seems that e…
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HEllo,
I am using the library for the MPU-9250 of this repository to interface with my MPU9250, however I am facing an issue when starting the device, another of the components of my board stalls a…
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I am wondering how to wire the MPU9250 (GY-91) breakout board to blue pill? I am interested specifically in the pin numbers. As there are more than one SPI ports in blue pill so I can't understand the…
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Hi Kris!
First of all thanks for your efforts!
I was looking into your sketch:
ESP8285/MPU9250/MPU9250_MS5637_BasicAHRS2_ESP8266.ino
and noticed a possible error in the AHRS rate calculation
…
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Hallo Kris,
I'm working on my research project and I made a custom board with the ESP32 chip, it also includes some sensors like: MQ4,MQ7, TTP223B, MPU9250 and so on. When I get the board, the other …
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Hi,
I was looking at your file "MPU9250_MS5637_AHRS_t3" and there is something that I don't understand.
at the line 373 when you used this function :
`accelgyrocalMPU9250(gyroBias, accelBias);…
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Hello, Kris! At first, thank you for so comprehensive code to interact with IMU and articles on the background!
I'm trying to port some pieces of "MPU9250_MS5637_AHRS_t3.ino" to plain Linux (on Ras…
aclex updated
3 years ago