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Re: Razor Mo IMU lock up

 by paulrbarnard ¦  Thu Aug 24, 2017 1:47 am ¦  Forum: SparkFun Product Questions ¦  Topic: Razor Mo IMU lock up ¦  Replies: 2 ¦  Views: 718

Looks like the problem is caused by M+ and M- both going low during the Mac Restart. Looking at the data sheets this might be triggering an interrupt in the Atmel SoC. Anyone know if the firmware source for the device is available? I'm assuming there is some base code for Arduino.

Re: 9DoF Razor IMU MO wireless?

 by paulrbarnard ¦  Wed Aug 23, 2017 9:53 am ¦  Forum: SparkFun Product Questions ¦  Topic: 9DoF Razor IMU MO wireless? ¦  Replies: 9 ¦  Views: 1788

In addition to my previous reply which swaps the port. If you want to mirror the data find these lines in the code if (enableSerialLogging) // If serial port logging is enabled LOG_PORT.print(imuLog); // Print log line to serial port and add the following line right after it LOG_PORT SERIAL_PORT_HA...

Re: 9DoF Razor IMU MO wireless?

 by paulrbarnard ¦  Wed Aug 23, 2017 8:45 am ¦  Forum: SparkFun Product Questions ¦  Topic: 9DoF Razor IMU MO wireless? ¦  Replies: 9 ¦  Views: 1788

In addition to my previous reply which swaps the port. If you want to mirror the data find these lines in the code if (enableSerialLogging) // If serial port logging is enabled LOG_PORT.print(imuLog); // Print log line to serial port and add the following line right after it LOG_PORT SERIAL_PORT_HAR...

Re: 9DoF Razor IMU MO wireless?

 by paulrbarnard ¦  Wed Aug 23, 2017 8:42 am ¦  Forum: SparkFun Product Questions ¦  Topic: 9DoF Razor IMU MO wireless? ¦  Replies: 9 ¦  Views: 1788

Change the default port that is used for logging as per the header file #define ENABLE_UART_LOGGING true // Select the Serial port to log to. Either SERIAL_PORT_USBVIRTUAL // or LOG_PORT SERIAL_PORT_HARDWARE (SerialUSB or Serial1) #define LOG_PORT SERIAL_PORT_USBVIRTUAL You need to change the last l...

Re: Sparkfun MPU9250 Products

 by paulrbarnard ¦  Wed Aug 23, 2017 8:38 am ¦  Forum: SparkFun Product Questions ¦  Topic: Sparkfun MPU9250 Products ¦  Replies: 5 ¦  Views: 1034

The 9250 will help as it has a magnetometer which can be used to identify the gravitational component.

Razor Mo IMU lock up

 by paulrbarnard ¦  Wed Aug 23, 2017 8:28 am ¦  Forum: SparkFun Product Questions ¦  Topic: Razor Mo IMU lock up ¦  Replies: 2 ¦  Views: 718

I'm having problems with the SparkFun Razor Mo IMU. When connected to a Mac Computer (tried several different ones, laptop and desktop) and the Mac is Rebooted the IMU locks up. The only way to recover is to physically reset the IMU or unplug and plug the USB cable. Things looked at so far 1. The Po...