diff options
Diffstat (limited to 'ChibiOS_16.1.5/community/os/various/devices_lib/mems/lsm303dlhc.c')
-rw-r--r-- | ChibiOS_16.1.5/community/os/various/devices_lib/mems/lsm303dlhc.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/ChibiOS_16.1.5/community/os/various/devices_lib/mems/lsm303dlhc.c b/ChibiOS_16.1.5/community/os/various/devices_lib/mems/lsm303dlhc.c deleted file mode 100644 index 070c49c..0000000 --- a/ChibiOS_16.1.5/community/os/various/devices_lib/mems/lsm303dlhc.c +++ /dev/null @@ -1,205 +0,0 @@ -/* - Pretty LAYer for ChibiOS/RT - Copyright (C) 2015 Rocco Marco Guglielmi - - This file is part of PLAY for ChibiOS/RT. - - PLAY 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 3 of the License, or - (at your option) any later version. - - PLAY 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 <http://www.gnu.org/licenses/>. -*/ - -/* - Special thanks to Giovanni Di Sirio for teachings, his moral support and - friendship. Note that some or every piece of this file could be part of - the ChibiOS project that is intellectual property of Giovanni Di Sirio. - Please refer to ChibiOS/RT license before use this file. - - For suggestion or Bug report - roccomarco.guglielmi@playembedded.org - */ - -/** - * @file lsm303dlhc.c - * @brief LSM303DLHC MEMS interface module through I2C code. - * - * @addtogroup lsm303dlhc - * @{ - */ - -#include "ch.h" -#include "hal.h" - -#include "lsm303dlhc.h" - -/*===========================================================================*/ -/* Driver local definitions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local variables and types. */ -/*===========================================================================*/ - - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ - -/** - * @brief Reads a generic sub-register value. - * @pre The I2C interface must be initialized and the driver started. - * - * @param[in] i2cp pointer to the I2C interface - * @param[in] sad slave address without R bit - * @param[in] sub sub-register address - * @param[in] message pointer to message - * @return register value. - */ -uint8_t lsm303dlhcReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub, - msg_t* message) { - - uint8_t txbuf, rxbuf[2]; -#if defined(STM32F103_MCUCONF) - txbuf = LSM303DLHC_SUB_MSB | sub; - if(message != NULL){ - *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2, - TIME_INFINITE); - } - else{ - i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2, TIME_INFINITE); - } - return rxbuf[0]; -#else - txbuf = sub; - if(message != NULL){ - *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1, - TIME_INFINITE); - } - else{ - i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1, TIME_INFINITE); - } - return rxbuf[0]; -#endif - - -} - -/** - * @brief Writes a value into a register. - * @pre The I2C interface must be initialized and the driver started. - * - * @param[in] i2cp pointer to the I2C interface - * @param[in] sad slave address without R bit - * @param[in] sub sub-register address - * @param[in] value the value to be written - * @param[out] message pointer to message - */ -void lsm303dlhcWriteRegister(I2CDriver *i2cp,uint8_t sad, uint8_t sub, - uint8_t value, msg_t* message) { - - uint8_t txbuf[2]; - uint8_t rxbuf; - if(sad == LSM303DLHC_SAD_ACCEL){ - switch (sub) { - default: - /* Reserved register must not be written, according to the datasheet - * this could permanently damage the device. - */ - chDbgAssert(FALSE, "lsm303dlhcWriteRegister(), reserved register"); - case LSM303DLHC_SUB_ACC_STATUS_REG: - case LSM303DLHC_SUB_ACC_OUT_X_L: - case LSM303DLHC_SUB_ACC_OUT_X_H: - case LSM303DLHC_SUB_ACC_OUT_Y_L: - case LSM303DLHC_SUB_ACC_OUT_Y_H: - case LSM303DLHC_SUB_ACC_OUT_Z_L: - case LSM303DLHC_SUB_ACC_OUT_Z_H: - case LSM303DLHC_SUB_ACC_FIFO_SRC_REG: - case LSM303DLHC_SUB_ACC_INT1_SOURCE: - case LSM303DLHC_SUB_ACC_INT2_SOURCE: - case LSM303DLHC_SUB_ACC_CLICK_SRC: - /* Read only registers cannot be written, the command is ignored.*/ - return; - case LSM303DLHC_SUB_ACC_CTRL_REG1: - case LSM303DLHC_SUB_ACC_CTRL_REG2: - case LSM303DLHC_SUB_ACC_CTRL_REG3: - case LSM303DLHC_SUB_ACC_CTRL_REG4: - case LSM303DLHC_SUB_ACC_CTRL_REG5: - case LSM303DLHC_SUB_ACC_CTRL_REG6: - case LSM303DLHC_SUB_ACC_REFERENCE: - case LSM303DLHC_SUB_ACC_FIFO_CTRL_REG: - case LSM303DLHC_SUB_ACC_INT1_CFG: - case LSM303DLHC_SUB_ACC_INT1_THS: - case LSM303DLHC_SUB_ACC_INT1_DURATION: - case LSM303DLHC_SUB_ACC_INT2_CFG: - case LSM303DLHC_SUB_ACC_INT2_THS: - case LSM303DLHC_SUB_ACC_INT2_DURATION: - case LSM303DLHC_SUB_ACC_CLICK_CFG: - case LSM303DLHC_SUB_ACC_CLICK_THS: - case LSM303DLHC_SUB_ACC_TIME_LIMIT: - case LSM303DLHC_SUB_ACC_TIME_LATENCY: - case LSM303DLHC_SUB_ACC_TIME_WINDOW: - txbuf[0] = sub; - txbuf[1] = value; - if(message != NULL){ - *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, - TIME_INFINITE); - } - else{ - i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE); - } - break; - } - } - else if(sad == LSM303DLHC_SAD_COMPASS){ - switch (sub) { - default: - /* Reserved register must not be written, according to the datasheet - * this could permanently damage the device. - */ - chDbgAssert(FALSE, "lsm303dlhcWriteRegister(), reserved register"); - case LSM303DLHC_SUB_COMP_OUT_X_H: - case LSM303DLHC_SUB_COMP_OUT_X_L: - case LSM303DLHC_SUB_COMP_OUT_Z_H: - case LSM303DLHC_SUB_COMP_OUT_Z_L: - case LSM303DLHC_SUB_COMP_OUT_Y_H: - case LSM303DLHC_SUB_COMP_OUT_Y_L: - case LSM303DLHC_SUB_COMP_SR_REG: - case LSM303DLHC_SUB_COMP_IRA_REG: - case LSM303DLHC_SUB_COMP_IRB_REG: - case LSM303DLHC_SUB_COMP_IRC_REG: - case LSM303DLHC_SUB_COMP_TEMP_OUT_H: - case LSM303DLHC_SUB_COMP_TEMP_OUT_L: - /* Read only registers cannot be written, the command is ignored.*/ - return; - case LSM303DLHC_SUB_COMP_CRA_REG: - case LSM303DLHC_SUB_COMP_CRB_REG: - case LSM303DLHC_SUB_COMP_MR_REG: - txbuf[0] = sub; - txbuf[1] = value; - if(message != NULL){ - *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, - TIME_INFINITE); - } - else{ - i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE); - } - break; - } - } -} -/** @} */ |