/* $License: Copyright (C) 2011 InvenSense Corporation, All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . $ */ /** * @defgroup * @brief * * @{ * @file mpu6050.h * @brief */ #ifndef __MPU_H_ #error Do not include this file directly. Include mpu.h instead. #endif #ifndef __MPU6050A2_H_ #define __MPU6050A2_H_ #if !defined CONFIG_MPU_SENSORS_MPU6050A2 #error Invalid or undefined CONFIG_MPU_SENSORS_MPUxxxx #endif #define MPU_NAME "mpu6050a2" #define DEFAULT_MPU_SLAVEADDR (0x68) /*==== MPU6050A2 REGISTER SET ====*/ enum { MPUREG_XG_OFFS_TC = 0, /* 0x00, 0 */ MPUREG_YG_OFFS_TC, /* 0x01, 1 */ MPUREG_ZG_OFFS_TC, /* 0x02, 2 */ MPUREG_X_FINE_GAIN, /* 0x03, 3 */ MPUREG_Y_FINE_GAIN, /* 0x04, 4 */ MPUREG_Z_FINE_GAIN, /* 0x05, 5 */ MPUREG_XA_OFFS_H, /* 0x06, 6 */ MPUREG_XA_OFFS_L_TC, /* 0x07, 7 */ MPUREG_YA_OFFS_H, /* 0x08, 8 */ MPUREG_YA_OFFS_L_TC, /* 0x09, 9 */ MPUREG_ZA_OFFS_H, /* 0x0a, 10 */ MPUREG_ZA_OFFS_L_TC, /* 0x0B, 11 */ MPUREG_0C_RSVD, /* 0x0c, 12 */ MPUREG_0D_RSVD, /* 0x0d, 13 */ MPUREG_0E_RSVD, /* 0x0e, 14 */ MPUREG_0F_RSVD, /* 0x0f, 15 */ MPUREG_10_RSVD, /* 0x00, 16 */ MPUREG_11_RSVD, /* 0x11, 17 */ MPUREG_12_RSVD, /* 0x12, 18 */ MPUREG_XG_OFFS_USRH, /* 0x13, 19 */ MPUREG_XG_OFFS_USRL, /* 0x14, 20 */ MPUREG_YG_OFFS_USRH, /* 0x15, 21 */ MPUREG_YG_OFFS_USRL, /* 0x16, 22 */ MPUREG_ZG_OFFS_USRH, /* 0x17, 23 */ MPUREG_ZG_OFFS_USRL, /* 0x18, 24 */ MPUREG_SMPLRT_DIV, /* 0x19, 25 */ MPUREG_CONFIG, /* 0x1A, 26 */ MPUREG_GYRO_CONFIG, /* 0x1b, 27 */ MPUREG_ACCEL_CONFIG, /* 0x1c, 28 */ MPUREG_ACCEL_FF_THR, /* 0x1d, 29 */ MPUREG_ACCEL_FF_DUR, /* 0x1e, 30 */ MPUREG_ACCEL_MOT_THR, /* 0x1f, 31 */ MPUREG_ACCEL_MOT_DUR, /* 0x20, 32 */ MPUREG_ACCEL_ZRMOT_THR, /* 0x21, 33 */ MPUREG_ACCEL_ZRMOT_DUR, /* 0x22, 34 */ MPUREG_FIFO_EN, /* 0x23, 35 */ MPUREG_I2C_MST_CTRL, /* 0x24, 36 */ MPUREG_I2C_SLV0_ADDR, /* 0x25, 37 */ MPUREG_I2C_SLV0_REG, /* 0x26, 38 */ MPUREG_I2C_SLV0_CTRL, /* 0x27, 39 */ MPUREG_I2C_SLV1_ADDR, /* 0x28, 40 */ MPUREG_I2C_SLV1_REG_PASSWORD, /* 0x29, 41 */ MPUREG_I2C_SLV1_CTRL, /* 0x2a, 42 */ MPUREG_I2C_SLV2_ADDR, /* 0x2B, 43 */ MPUREG_I2C_SLV2_REG, /* 0x2c, 44 */ MPUREG_I2C_SLV2_CTRL, /* 0x2d, 45 */ MPUREG_I2C_SLV3_ADDR, /* 0x2E, 46 */ MPUREG_I2C_SLV3_REG, /* 0x2f, 47 */ MPUREG_I2C_SLV3_CTRL, /* 0x30, 48 */ MPUREG_I2C_SLV4_ADDR, /* 0x31, 49 */ MPUREG_I2C_SLV4_REG, /* 0x32, 50 */ MPUREG_I2C_SLV4_DO, /* 0x33, 51 */ MPUREG_I2C_SLV4_CTRL, /* 0x34, 52 */ MPUREG_I2C_SLV4_DI, /* 0x35, 53 */ MPUREG_I2C_MST_STATUS, /* 0x36, 54 */ MPUREG_INT_PIN_CFG, /* 0x37, 55 */ MPUREG_INT_ENABLE, /* 0x38, 56 */ MPUREG_DMP_INT_STATUS, /* 0x39, 57 */ MPUREG_INT_STATUS, /* 0x3A, 58 */ MPUREG_ACCEL_XOUT_H, /* 0x3B, 59 */ MPUREG_ACCEL_XOUT_L, /* 0x3c, 60 */ MPUREG_ACCEL_YOUT_H, /* 0x3d, 61 */ MPUREG_ACCEL_YOUT_L, /* 0x3e, 62 */ MPUREG_ACCEL_ZOUT_H, /* 0x3f, 63 */ MPUREG_ACCEL_ZOUT_L, /* 0x40, 64 */ MPUREG_TEMP_OUT_H, /* 0x41, 65 */ MPUREG_TEMP_OUT_L, /* 0x42, 66 */ MPUREG_GYRO_XOUT_H, /* 0x43, 67 */ MPUREG_GYRO_XOUT_L, /* 0x44, 68 */ MPUREG_GYRO_YOUT_H, /* 0x45, 69 */ MPUREG_GYRO_YOUT_L, /* 0x46, 70 */ MPUREG_GYRO_ZOUT_H, /* 0x47, 71 */ MPUREG_GYRO_ZOUT_L, /* 0x48, 72 */ MPUREG_EXT_SLV_SENS_DATA_00, /* 0x49, 73 */ MPUREG_EXT_SLV_SENS_DATA_01, /* 0x4a, 74 */ MPUREG_EXT_SLV_SENS_DATA_02, /* 0x4b, 75 */ MPUREG_EXT_SLV_SENS_DATA_03, /* 0x4c, 76 */ MPUREG_EXT_SLV_SENS_DATA_04, /* 0x4d, 77 */ MPUREG_EXT_SLV_SENS_DATA_05, /* 0x4e, 78 */ MPUREG_EXT_SLV_SENS_DATA_06, /* 0x4F, 79 */ MPUREG_EXT_SLV_SENS_DATA_07, /* 0x50, 80 */ MPUREG_EXT_SLV_SENS_DATA_08, /* 0x51, 81 */ MPUREG_EXT_SLV_SENS_DATA_09, /* 0x52, 82 */ MPUREG_EXT_SLV_SENS_DATA_10, /* 0x53, 83 */ MPUREG_EXT_SLV_SENS_DATA_11, /* 0x54, 84 */ MPUREG_EXT_SLV_SENS_DATA_12, /* 0x55, 85 */ MPUREG_EXT_SLV_SENS_DATA_13, /* 0x56, 86 */ MPUREG_EXT_SLV_SENS_DATA_14, /* 0x57, 87 */ MPUREG_EXT_SLV_SENS_DATA_15, /* 0x58, 88 */ MPUREG_EXT_SLV_SENS_DATA_16, /* 0x59, 89 */ MPUREG_EXT_SLV_SENS_DATA_17, /* 0x5a, 90 */ MPUREG_EXT_SLV_SENS_DATA_18, /* 0x5B, 91 */ MPUREG_EXT_SLV_SENS_DATA_19, /* 0x5c, 92 */ MPUREG_EXT_SLV_SENS_DATA_20, /* 0x5d, 93 */ MPUREG_EXT_SLV_SENS_DATA_21, /* 0x5e, 94 */ MPUREG_EXT_SLV_SENS_DATA_22, /* 0x5f, 95 */ MPUREG_EXT_SLV_SENS_DATA_23, /* 0x60, 96 */ MPUREG_ACCEL_INTEL_STATUS, /* 0x61, 97 */ MPUREG_62_RSVD, /* 0x62, 98 */ MPUREG_63_RSVD, /* 0x63, 99 */ MPUREG_64_RSVD, /* 0x64, 100 */ MPUREG_65_RSVD, /* 0x65, 101 */ MPUREG_66_RSVD, /* 0x66, 102 */ MPUREG_67_RSVD, /* 0x67, 103 */ MPUREG_SIGNAL_PATH_RESET, /* 0x68, 104 */ MPUREG_ACCEL_INTEL_CTRL, /* 0x69, 105 */ MPUREG_USER_CTRL, /* 0x6A, 106 */ MPUREG_PWR_MGMT_1, /* 0x6B, 107 */ MPUREG_PWR_MGMT_2, /* 0x6C, 108 */ MPUREG_BANK_SEL, /* 0x6D, 109 */ MPUREG_MEM_START_ADDR, /* 0x6E, 100 */ MPUREG_MEM_R_W, /* 0x6F, 111 */ MPUREG_DMP_CFG_1, /* 0x70, 112 */ MPUREG_DMP_CFG_2, /* 0x71, 113 */ MPUREG_FIFO_COUNTH, /* 0x72, 114 */ MPUREG_FIFO_COUNTL, /* 0x73, 115 */ MPUREG_FIFO_R_W, /* 0x74, 116 */ MPUREG_WHOAMI, /* 0x75, 117 */ NUM_OF_MPU_REGISTERS /* = 0x76, 118 */ }; /*==== MPU6050A2 MEMORY ====*/ enum MPU_MEMORY_BANKS { MEM_RAM_BANK_0 = 0, MEM_RAM_BANK_1, MEM_RAM_BANK_2, MEM_RAM_BANK_3, MEM_RAM_BANK_4, MEM_RAM_BANK_5, MEM_RAM_BANK_6, MEM_RAM_BANK_7, MEM_RAM_BANK_8, MEM_RAM_BANK_9, MEM_RAM_BANK_10, MEM_RAM_BANK_11, MPU_MEM_NUM_RAM_BANKS, MPU_MEM_OTP_BANK_0 = 16 }; /*==== MPU6050A2 parameters ====*/ #define NUM_REGS (NUM_OF_MPU_REGISTERS) #define START_SENS_REGS (0x3B) #define NUM_SENS_REGS (0x60 - START_SENS_REGS + 1) /*---- MPU Memory ----*/ #define NUM_BANKS (MPU_MEM_NUM_RAM_BANKS) #define BANK_SIZE (256) #define MEM_SIZE (NUM_BANKS * BANK_SIZE) #define MPU_MEM_BANK_SIZE (BANK_SIZE) /*alternative name */ #define FIFO_HW_SIZE (1024) #define NUM_EXT_SLAVES (4) /*==== BITS FOR MPU6050A2 ====*/ /*---- MPU6050A2 'XG_OFFS_TC' register (0, 1, 2) ----*/ #define BIT_PWR_MODE 0x80 #define BITS_XG_OFFS_TC 0x7E #define BIT_OTP_BNK_VLD 0x01 #define BITS_YG_OFFS_TC 0x7E #define BITS_ZG_OFFS_TC 0x7E /*---- MPU6050A2 'FIFO_EN' register (23) ----*/ #define BIT_TEMP_OUT 0x80 #define BIT_GYRO_XOUT 0x40 #define BIT_GYRO_YOUT 0x20 #define BIT_GYRO_ZOUT 0x10 #define BIT_ACCEL 0x08 #define BIT_SLV_2 0x04 #define BIT_SLV_1 0x02 #define BIT_SLV_0 0x01 /*---- MPU6050A2 'CONFIG' register (1A) ----*/ /*NONE 0xC0 */ #define BITS_EXT_SYNC_SET 0x38 #define BITS_DLPF_CFG 0x07 /*---- MPU6050A2 'GYRO_CONFIG' register (1B) ----*/ /* voluntarily modified label from BITS_FS_SEL to * BITS_GYRO_FS_SEL to avoid confusion with MPU */ #define BITS_GYRO_FS_SEL 0x18 /*NONE 0x07 */ /*---- MPU6050A2 'ACCEL_CONFIG' register (1C) ----*/ #define BITS_ACCEL_FS_SEL 0x18 #define BITS_ACCEL_HPF 0x07 /*---- MPU6050A2 'I2C_MST_CTRL' register (24) ----*/ #define BIT_MULT_MST_DIS 0x80 #define BIT_WAIT_FOR_ES 0x40 #define BIT_I2C_MST_VDDIO 0x20 /*NONE 0x10 */ #define BITS_I2C_MST_CLK 0x0F /*---- MPU6050A2 'I2C_SLV?_CTRL' register (27,2A,2D,30) ----*/ #define BIT_SLV_ENABLE 0x80 #define BIT_SLV_BYTE_SW 0x40 /*NONE 0x20 */ #define BIT_SLV_GRP 0x10 #define BITS_SLV_LENG 0x0F /*---- MPU6050A2 'I2C_SLV4_ADDR' register (31) ----*/ #define BIT_I2C_SLV4_RNW 0x80 /*---- MPU6050A2 'I2C_SLV4_CTRL' register (34) ----*/ #define BIT_I2C_SLV4_EN 0x80 #define BIT_SLV4_DONE_INT_EN 0x40 /*NONE 0x3F */ /*---- MPU6050A2 'I2C_MST_STATUS' register (36) ----*/ #define BIT_PASSTHROUGH 0x80 #define BIT_I2C_SLV4_DONE 0x40 #define BIT_I2C_LOST_ARB 0x20 #define BIT_I2C_SLV4_NACK 0x10 #define BIT_I2C_SLV3_NACK 0x08 #define BIT_I2C_SLV2_NACK 0x04 #define BIT_I2C_SLV1_NACK 0x02 #define BIT_I2C_SLV0_NACK 0x01 /*---- MPU6050A2 'INT_PIN_CFG' register (37) ----*/ #define BIT_ACTL 0x80 #define BIT_ACTL_LOW 0x80 #define BIT_ACTL_HIGH 0x00 #define BIT_OPEN 0x40 #define BIT_LATCH_INT_EN 0x20 #define BIT_INT_ANYRD_2CLEAR 0x10 #define BIT_ACTL_FSYNC 0x08 #define BIT_FSYNC_INT_EN 0x04 #define BIT_BYPASS_EN 0x02 #define BIT_CLKOUT_EN 0x01 /*---- MPU6050A2 'INT_ENABLE' register (38) ----*/ #define BIT_FF_EN 0x80 #define BIT_MOT_EN 0x40 #define BIT_ZMOT_EN 0x20 #define BIT_FIFO_OVERFLOW_EN 0x10 #define BIT_I2C_MST_INT_EN 0x08 #define BIT_PLL_RDY_EN 0x04 #define BIT_DMP_INT_EN 0x02 #define BIT_RAW_RDY_EN 0x01 /*---- MPU6050A2 'DMP_INT_STATUS' register (39) ----*/ /*NONE 0x80 */ /*NONE 0x40 */ #define BIT_DMP_INT_5 0x20 #define BIT_DMP_INT_4 0x10 #define BIT_DMP_INT_3 0x08 #define BIT_DMP_INT_2 0x04 #define BIT_DMP_INT_1 0x02 #define BIT_DMP_INT_0 0x01 /*---- MPU6050A2 'INT_STATUS' register (3A) ----*/ #define BIT_FF_INT 0x80 #define BIT_MOT_INT 0x40 #define BIT_ZMOT_INT 0x20 #define BIT_FIFO_OVERFLOW_INT 0x10 #define BIT_I2C_MST_INT 0x08 #define BIT_PLL_RDY_INT 0x04 #define BIT_DMP_INT 0x02 #define BIT_RAW_DATA_RDY_INT 0x01 /*---- MPU6050A2 'BANK_SEL' register (6D) ----*/ #define BIT_PRFTCH_EN 0x40 #define BIT_CFG_USER_BANK 0x20 #define BITS_MEM_SEL 0x1f /*---- MPU6050A2 'USER_CTRL' register (6A) ----*/ #define BIT_DMP_EN 0x80 #define BIT_FIFO_EN 0x40 #define BIT_I2C_MST_EN 0x20 #define BIT_I2C_IF_DIS 0x10 #define BIT_DMP_RST 0x08 #define BIT_FIFO_RST 0x04 #define BIT_I2C_MST_RST 0x02 #define BIT_SIG_COND_RST 0x01 /*---- MPU6050A2 'PWR_MGMT_1' register (6B) ----*/ #define BIT_H_RESET 0x80 #define BITS_PWRSEL 0x70 #define BIT_WKUP_INT 0x08 #define BITS_CLKSEL 0x07 /*---- MPU6050A2 'PWR_MGMT_2' register (6C) ----*/ #define BITS_LPA_WAKE_CTRL 0xC0 #define BIT_STBY_XA 0x20 #define BIT_STBY_YA 0x10 #define BIT_STBY_ZA 0x08 #define BIT_STBY_XG 0x04 #define BIT_STBY_YG 0x02 #define BIT_STBY_ZG 0x01 /* although it has 6, this refers to the gyros */ #define MPU_NUM_AXES (3) #define ACCEL_MOT_THR_LSB (32) /* mg */ #define ACCEL_MOT_DUR_LSB (1) #define ACCEL_ZRMOT_THR_LSB_CONVERSION(mg) ((mg * 1000) / 255) #define ACCEL_ZRMOT_DUR_LSB (64) /*----------------------------------------------------------------------------*/ /*---- Alternative names to take care of conflicts with current mpu3050.h ----*/ /*----------------------------------------------------------------------------*/ /*-- registers --*/ #define MPUREG_DLPF_FS_SYNC MPUREG_CONFIG /* 0x1A */ #define MPUREG_PRODUCT_ID MPUREG_WHOAMI /* 0x75 HACK!*/ #define MPUREG_PWR_MGM MPUREG_PWR_MGMT_1 /* 0x6B */ #define MPUREG_FIFO_EN1 MPUREG_FIFO_EN /* 0x23 */ #define MPUREG_INT_CFG MPUREG_INT_ENABLE /* 0x38 */ #define MPUREG_X_OFFS_USRH MPUREG_XG_OFFS_USRH /* 0x13 */ #define MPUREG_WHO_AM_I MPUREG_WHOAMI /* 0x75 */ #define MPUREG_23_RSVD MPUREG_EXT_SLV_SENS_DATA_00 /* 0x49 */ #define MPUREG_AUX_SLV_ADDR MPUREG_I2C_SLV0_ADDR /* 0x25 */ #define MPUREG_ACCEL_BURST_ADDR MPUREG_I2C_SLV0_REG /* 0x26 */ /*-- bits --*/ /* 'USER_CTRL' register */ #define BIT_AUX_IF_EN BIT_I2C_MST_EN #define BIT_AUX_RD_LENG BIT_I2C_MST_EN #define BIT_IME_IF_RST BIT_I2C_MST_RST #define BIT_GYRO_RST BIT_SIG_COND_RST /* 'INT_ENABLE' register */ #define BIT_RAW_RDY BIT_RAW_DATA_RDY_INT #define BIT_MPU_RDY_EN BIT_PLL_RDY_EN /* 'INT_STATUS' register */ #define BIT_INT_STATUS_FIFO_OVERLOW BIT_FIFO_OVERFLOW_INT /*---- MPU6050A2 Silicon Revisions ----*/ #define MPU_SILICON_REV_A2 1 /* MPU6050A2 Device */ #define MPU_SILICON_REV_B1 2 /* MPU6050A2 Device */ /*---- structure containing control variables used by MLDL ----*/ /*---- MPU clock source settings ----*/ /*---- MPU filter selections ----*/ enum mpu_filter { MPU_FILTER_256HZ_NOLPF2 = 0, MPU_FILTER_188HZ, MPU_FILTER_98HZ, MPU_FILTER_42HZ, MPU_FILTER_20HZ, MPU_FILTER_10HZ, MPU_FILTER_5HZ, MPU_FILTER_2100HZ_NOLPF, NUM_MPU_FILTER }; enum mpu_fullscale { MPU_FS_250DPS = 0, MPU_FS_500DPS, MPU_FS_1000DPS, MPU_FS_2000DPS, NUM_MPU_FS }; enum mpu_clock_sel { MPU_CLK_SEL_INTERNAL = 0, MPU_CLK_SEL_PLLGYROX, MPU_CLK_SEL_PLLGYROY, MPU_CLK_SEL_PLLGYROZ, MPU_CLK_SEL_PLLEXT32K, MPU_CLK_SEL_PLLEXT19M, MPU_CLK_SEL_RESERVED, MPU_CLK_SEL_STOP, NUM_CLK_SEL }; enum mpu_ext_sync { MPU_EXT_SYNC_NONE = 0, MPU_EXT_SYNC_TEMP, MPU_EXT_SYNC_GYROX, MPU_EXT_SYNC_GYROY, MPU_EXT_SYNC_GYROZ, MPU_EXT_SYNC_ACCELX, MPU_EXT_SYNC_ACCELY, MPU_EXT_SYNC_ACCELZ, NUM_MPU_EXT_SYNC }; #define MPUREG_CONFIG_VALUE(ext_sync, lpf) \ ((ext_sync << 3) | lpf) #define MPUREG_GYRO_CONFIG_VALUE(x_st, y_st, z_st, full_scale) \ ((x_st ? 0x80 : 0) | \ (y_st ? 0x70 : 0) | \ (z_st ? 0x60 : 0) | \ (full_scale << 3)) #endif /* __MPU6050_H_ */