User Manual

MPU-9250 Register Map and Descriptions
Document Number: RM-MPU-9250A-00
Revision: 1.4
Release Date: 9/9/2013
REGISTER 49 - I2C_SLV4_ADDR .................................................................................................................. 26
REGISTER 50 - I2C_SLV4_REG .................................................................................................................... 26
REGISTER 51 - I2C_SLV4_DO ....................................................................................................................... 27
REGISTER 52 - I2C_SLV4_CTRL ................................................................................................................... 27
REGISTER 53 - I2C_SLV4_DI ......................................................................................................................... 27
4.18 REGISTER 54 – I
2
C MASTER STATUS .................................................................................................. 28
4.19 REGISTER 55 – INT PIN / BYPASS ENABLE CONFIGURATION ................................................................ 29
4.20 REGISTER 56 – INTERRUPT ENABLE ................................................................................................... 29
4.21 REGISTER 58 – INTERRUPT STATUS ................................................................................................... 30
4.22 REGISTERS 59 TO 64 – ACCELEROMETER MEASUREMENTS ................................................................. 31
4.23 REGISTERS 65 AND 66 – TEMPERATURE MEASUREMENT ..................................................................... 33
4.24 REGISTERS 67 TO 72 – GYROSCOPE MEASUREMENTS ........................................................................ 33
4.25 REGISTERS 73 TO 96 – EXTERNAL SENSOR DATA ............................................................................... 35
4.26 REGISTER 99 – I
2
C SLAVE 0 DATA OUT .............................................................................................. 37
4.27 REGISTER 100 – I
2
C SLAVE 1 DATA OUT ............................................................................................ 37
4.28 REGISTER 101 – I
2
C SLAVE 2 DATA OUT ............................................................................................ 37
4.29 REGISTER 102 – I
2
C SLAVE 3 DATA OUT ............................................................................................ 37
4.30 REGISTER 103 – I
2
C MASTER DELAY CONTROL .................................................................................. 38
4.31 REGISTER 104 – SIGNAL PATH RESET ................................................................................................ 39
4.32 REGISTER 105 – ACCELEROMETER INTERRUPT CONTROL ................................................................... 39
4.33 REGISTER 106 – USER CONTROL ....................................................................................................... 39
4.34 REGISTER 107 – POWER MANAGEMENT 1 .......................................................................................... 40
4.35 REGISTER 108 – POWER MANAGEMENT 2 .......................................................................................... 41
4.36 REGISTER 114 AND 115 – FIFO COUNT REGISTERS ........................................................................... 42
4.37 REGISTER 116 – FIFO READ WRITE .................................................................................................. 43
4.38 REGISTER 117 – WHO AM I ................................................................................................................ 44
4.39 REGISTERS 119, 120, 122, 123, 125, 126 ACCELEROMETER OFFSET REGISTERS ............................... 44
5 REGISTER MAP FOR MAGNETOMETER ............................................................................................... 47
5.1 REGISTER MAP DESCRIPTION ............................................................................................................ 48
5.2 DETAILED DESCRIPTIONS FOR MAGNETOMETER REGISTERS ................................................................ 49
5.3 WIA: DEVICE ID ................................................................................................................................ 49
5.4 INFO: INFORMATION .......................................................................................................................... 49
5.5 ST1: STATUS 1 ................................................................................................................................. 49
5.6 HXL TO HZH: MEASUREMENT DATA................................................................................................... 50
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