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說明:SparkFun 9DoF Razor IMU M0將SAMD21微處理器與MPU-9250 9DoF(9自由度)傳感器相結合,創建了一種微型可重新編程的多用途IMU(慣性測量單元)。它可以通過編程來監控和記錄動作,通過串口傳輸歐拉角,甚至可以作為步數計步器。
9DoF Razor的MPU-9250具有三個三軸傳感器 - 加速度計,陀螺儀和磁力計 - 可以感應線性加速度,角速度和磁場矢量。板載微處理器Atmel的SAMD21是Arduino Zero和SAMD21 Mini Breakout板上的Arduino兼容的32位ARM Cortex-M0 +微控制器。
除了一對IC之外,9DoF Razor IMU還包括一個μSD卡插槽,LiPo電池充電器,電源控制開關以及用於項目擴展的大量I / O分支。它預編程有示例固件和Arduino兼容的引導加載程序,因此您可以通過USB連接自定義固件並刷新新代碼。
Description: The SparkFun 9DoF Razor IMU M0 combines a SAMD21 microprocessor with an MPU-9250 9DoF (9 Degrees of Freedom) sensor to create a tiny, reprogrammable, multipurpose IMU (Inertial Measurement Unit). It can be programmed to monitor and log motion, transmit Euler angles over a serial port or even act as a step-counting pedometer.
The 9DoF Razor’s MPU-9250 features three 3-axis sensors—an accelerometer, gyroscope and magnetometer—that give it the ability to sense linear acceleration, angular rotation velocity and magnetic field vectors. The onboard microprocessor, Atmel’s SAMD21, is an Arduino-compatible, 32-bit ARM Cortex-M0+ microcontroller also featured on the Arduino Zero and SAMD21 Mini Breakout boards.
In addition to a pair of ICs, the 9DoF Razor IMU includes a µSD card socket, LiPo battery charger, power-control switch, and a host of I/O breakouts for project expansion. It comes preprogrammed with example firmware and an Arduino-compatible bootloader, so you can customize the firmware and flash new code over a USB connection.
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