2011-04-14 14:46:39 +02:00
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/**
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******************************************************************************
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_IMU3000 IMU3000 Functions
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* @brief Deals with the hardware interface to the 3-axis gyro
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* @{
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*
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* @file pios_imu3000.h
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* @author David "Buzz" Carlson (buzz@chebuzz.com)
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* The OpenPilot Team, http://www.openpilot.org Copyright (C) 2011.
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* @brief IMU3000 3-axis gyor function headers
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* @see The GNU Public License (GPL) Version 3
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*
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******************************************************************************
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PIOS_IMU3000_H
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#define PIOS_IMU3000_H
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/* IMU3000 Addresses */
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#define PIOS_IMU3000_I2C_ADDR 0x69
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#define PIOS_IMU3000_I2C_READ_ADDR 0xD2
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#define PIOS_IMU3000_I2C_WRITE_ADDR 0xD3
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#define PIOS_IMU3000_X_MSB_OFFSET_REG 0x0C
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#define PIOS_IMU3000_X_LSB_OFFSET_REG 0x0D
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#define PIOS_IMU3000_Y_MSB_OFFSET_REG 0x0E
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#define PIOS_IMU3000_Y_LSB_OFFSET_REG 0x0F
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#define PIOS_IMU3000_Z_MSB_OFFSET_REG 0x10
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#define PIOS_IMU3000_Z_LSB_OFFSET_REG 0x11
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#define PIOS_IMU3000_FIFO_EN_REG 0x12
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#define PIOS_IMU3000_SMPLRT_DIV_REG 0X15
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#define PIOS_IMU3000_DLPF_CFG_REG 0X16
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#define PIOS_IMU3000_INT_CFG_REG 0x17
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#define PIOS_IMU3000_INT_STATUS_REG 0x1A
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#define PIOS_IMU3000_TEMP_OUT_MSB 0x1B
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#define PIOS_IMU3000_TEMP_OUT_LSB 0x1C
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#define PIOS_IMU3000_GYRO_X_OUT_MSB 0x1D
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#define PIOS_IMU3000_GYRO_X_OUT_LSB 0x1E
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#define PIOS_IMU3000_GYRO_Y_OUT_MSB 0x1F
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#define PIOS_IMU3000_GYRO_Y_OUT_LSB 0x20
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#define PIOS_IMU3000_GYRO_Z_OUT_MSB 0x21
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#define PIOS_IMU3000_GYRO_Z_OUT_LSB 0x22
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#define PIOS_IMU3000_FIFO_CNT_MSB 0x3A
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#define PIOS_IMU3000_FIFO_CNT_LSB 0x3B
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#define PIOS_IMU3000_FIFO_REG 0x3C
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#define PIOS_IMU3000_USER_CTRL_REG 0x3D
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#define PIOS_IMU3000_PWR_MGMT_REG 0x3E
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/* FIFO enable for storing different values */
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#define PIOS_IMU3000_FIFO_TEMP_OUT 0x80
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#define PIOS_IMU3000_FIFO_GYRO_X_OUT 0x40
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#define PIOS_IMU3000_FIFO_GYRO_Y_OUT 0x20
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#define PIOS_IMU3000_FIFO_GYRO_Z_OUT 0x10
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#define PIOS_IMU3000_FIFO_FOOTER 0x01
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/* Gyro full-scale range */
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#define PIOS_IMU3000_SCALE_250_DEG 0x00
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#define PIOS_IMU3000_SCALE_500_DEG 0x01
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#define PIOS_IMU3000_SCALE_1000_DEG 0x02
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#define PIOS_IMU3000_SCALE_2000_DEG 0x03
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/* Digital low-pass filter configuration */
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#define PIOS_IMU3000_LOWPASS_256_HZ 0x00
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#define PIOS_IMU3000_LOWPASS_188_HZ 0x01
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#define PIOS_IMU3000_LOWPASS_98_HZ 0x02
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#define PIOS_IMU3000_LOWPASS_42_HZ 0x03
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#define PIOS_IMU3000_LOWPASS_20_HZ 0x04
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#define PIOS_IMU3000_LOWPASS_10_HZ 0x05
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#define PIOS_IMU3000_LOWPASS_5_HZ 0x06
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/* Interrupt Configuration */
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#define PIOS_IMU3000_INT_ACTL 0x80
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#define PIOS_IMU3000_INT_OPEN 0x40
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#define PIOS_IMU3000_INT_LATCH_EN 0x20
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#define PIOS_IMU3000_INT_CLR_ANYRD 0x10
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#define PIOS_IMU3000_INT_IMU_RDY 0x04
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#define PIOS_IMU3000_INT_DATA_RDY 0x01
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/* Interrupt status */
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#define PIOS_IMU3000_INT_STATUS_FIFO_FULL 0x80
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#define PIOS_IMU3000_INT_STATUS_IMU_RDY 0X04
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#define PIOS_IMU3000_INT_STATUS_DATA_RDY 0X01
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/* User control functionality */
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#define PIOS_IMU3000_USERCTL_FIFO_EN 0X40
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#define PIOS_IMU3000_USERCTL_FIFO_RST 0X02
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#define PIOS_IMU3000_USERCTL_GYRO_RST 0X01
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/* Power management and clock selection */
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#define PIOS_IMU3000_PWRMGMT_IMU_RST 0X80
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#define PIOS_IMU3000_PWRMGMT_INTERN_CLK 0X00
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#define PIOS_IMU3000_PWRMGMT_PLL_X_CLK 0X01
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#define PIOS_IMU3000_PWRMGMT_PLL_Y_CLK 0X02
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#define PIOS_IMU3000_PWRMGMT_PLL_Z_CLK 0X03
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#define PIOS_IMU3000_PWRMGMT_STOP_CLK 0X07
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2011-04-20 12:37:50 +02:00
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struct pios_imu3000_data {
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int16_t x;
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int16_t y;
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int16_t z;
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};
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2011-04-14 14:46:39 +02:00
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/* Public Functions */
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extern void PIOS_IMU3000_Init(void);
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extern bool PIOS_IMU3000_NewDataAvailable(void);
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2011-05-26 09:49:25 +02:00
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extern int32_t PIOS_IMU3000_ReadGyros(int16_t * data);
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2011-05-19 02:38:08 +02:00
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extern int32_t PIOS_IMU3000_ReadID();
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2011-04-14 14:46:39 +02:00
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extern uint8_t PIOS_IMU3000_Test();
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#endif /* PIOS_IMU3000_H */
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/**
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* @}
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* @}
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*/
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