[mw_shl_code=c,true]if (tmp[0] & BIT_FIFO_OVERFLOW) { mpu_reset_fifo(); return -2; }[/mw_shl_code] 也就是说FIFO溢出了??网上说可能是I2C驱动的读写驱动有问题但是我MPU6050的原始数据是可以正确读出来的(下图),不知道有谁遇到过这个问题指点一下!最佳答案 摩天轮1111 查看完整内容[请看2#...
if (tmp[0] & BIT_FIFO_OVERFLOW) { mpu_reset_fifo(); return -2; 问题的本质就是,读取数据速度不够快导致FIFO溢出。 据说解决的方法就是,不能只用一个dmp_read_fifo(gyro, accel, quat, &sensor_timestamp, &sensors,&more);函数。 我参考了据说“非常成功”的代码,他们使用的库都差不多,或者一样...
dmpReady) return; // read a packet from FIFO if (mpu.dmpGetCurrentFIFOPacket(fifoBuffer)) { // Get the Latest packet #ifdef OUTPUT_READABLE_QUATERNION // display quaternion values in easy matrix form: w x y z mpu.dmpGetQuaternion(&q, fifoBuffer); Serial.print("quat\t"); Serial....
官方也知道 MPU-6050 DMP FIFO 有严重bug,所以才会卖那么便宜./* Parse DMP packet. */ if (dmp...
I'm trying to understand the following code fragment in the MPU6050_DMP6 example // check for overflow (this should never happen unless our code is too inefficient) if ((mpuIntStatus & _BV(MPU6050_INTERRUPT_FIFO_OFLOW_BIT)) || fifoCount ...
MPU6050_INTERRUPT_FF_BIT 7 #define MPU6050_INTERRUPT_MOT_BIT 6 #define MPU6050_INTERRUPT_ZMOT_BIT 5 #define MPU6050_INTERRUPT_FIFO_OFLOW_BIT 4 #define MPU6050_INTERRUPT_I2C_MST_INT_BIT 3 #define MPU6050_INTERRUPT_PLL_RDY_INT_BIT 2 #define MPU6050_INTERRUPT_DMP_INT_BIT 1 #define MPU6050_...
st.reg->int_status, 1, tmp))return -1;if (tmp[0] & BIT_FIFO_OVERFLOW) {mpu_reset_fifo...
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#define MPU6050_ZG_FIFO_EN_BIT 4 #define MPU6050_ACCEL_FIFO_EN_BIT 3 #define MPU6050_SLV2_FIFO_EN_BIT 2 #define MPU6050_SLV1_FIFO_EN_BIT 1 #define MPU6050_SLV0_FIFO_EN_BIT 0 #define MPU6050_MULT_MST_EN_BIT 7 #define MPU6050_WAIT_FOR_ES_BIT 6 #define MPU6050_SLV_3_...
If the FIFO buffer has overflowed, the status bit FIFO_OFLOW_INT is automatically set to 1. This bit is located in INT_STATUS (Register 58). When the FIFO buffer has overflowed, the oldest data will be lost and new data will be written to the FIFO. If the FIFO buffer is empty, ...