/*! * COPYRIGHT NOTICE * Copyright (c) 2013,野火科技 * All rights reserved. * 技术讨论：野火初学论坛 http://www.chuxue123.com * * 除注明出处外，以下所有内容版权均属野火科技所有，未经允许，不得用于商业用途， * 修改内容时必须保留野火科技的版权声明。 * * @file FIRE_MMA7455.h * @brief KEY驱动头文件 * @author 野火科技 * @version v5.0 * @date 2013-07-10 */ #ifndef __FIRE_MMA7455_H__ #define __FIRE_MMA7455_H__ #define MMA7455_DEVICE I2C0 //定义MMA7455 所用的接口 为 I2C0 #define MMA7455_ADRESS (0x1D) /*MMA7455_Device Address*/ /* MMA7455 Register Address ------------------------------------------------------------*/ #define MMA7455_XOUTL 0x00 //00 10 bits output value X LSB (Read only) #define MMA7455_XOUTH 0x01 //01 10 bits output value X MSB (Read only) #define MMA7455_YOUTL 0x02 //02 10 bits output value Y LSB (Read only) #define MMA7455_YOUTH 0x03 //03 10 bits output value Y MSB (Read only) #define MMA7455_ZOUTL 0x04 //04 10 bits output value Z LSB (Read only) #define MMA7455_ZOUTH 0x05 //05 10 bits output value Z MSB (Read only) #define MMA7455_XOUT8 0x06 //06 8 bits Output value X (Read only) #define MMA7455_YOUT8 0x07 //07 8 bits Output value Y (Read only) #define MMA7455_ZOUT8 0x08 //08 8 bits Output value Z (Read only) #define MMA7455_STATUS 0x09 //09 Status registers (Read only) #define MMA7455_DETSRC 0x0A //10 Detection source registers (Read only) #define MMA7455_TOUT 0x0B //11 Temperature output value (Optional) #define MMA7455_I2CAD 0x0D //13 I2C device address (Bit[6:0]: Read only, Bit[7]: Read/Write) #define MMA7455_USRINF 0x0E //14 User information (Optional, Read only) #define MMA7455_WHOAMI 0x0F //15 Who am I value (Optional, Read only) #define MMA7455_XOFFL 0x10 //16 Offset drift X value (LSB) (Read/Write) #define MMA7455_XOFFH 0x11 //17 Offset drift X value (MSB) (Read/Write) #define MMA7455_YOFFL 0x12 //18 Offset drift Y value (LSB) (Read/Write) #define MMA7455_YOFFH 0x13 //19 Offset drift Y value (MSB) (Read/Write) #define MMA7455_ZOFFL 0x14 //20 Offset drift Z value (LSB) (Read/Write) #define MMA7455_ZOFFH 0x15 //21 Offset drift Z value (MSB) (Read/Write) #define MMA7455_MCTL 0x16 //22 Mode control (Read/Write) #define MMA7455_INTRST 0x17 //23 Interrupt latch reset (Read/Write) #define MMA7455_CTL1 0x18 //24 Control 1 (Read/Write) #define MMA7455_CTL2 0x19 //25 Control 2 (Read/Write) #define MMA7455_LDTH 0x1A //26 Level detection threshold limit value (Read/Write) #define MMA7455_PDTH 0x1B //27 Pulse detection threshold limit value (Read/Write) #define MMA7455_PW 0x1C //28 Pulse duration value (Read/Write) #define MMA7455_LT 0x1D //29 Latency time value (Read/Write) #define MMA7455_TW 0x1E //30 Time window for second pulse value(Read/Write) //函数声明 extern void mma7455_init(void); //初始化MMA7455 extern void mma7455_write_reg(uint8 reg, uint8 Data); //写MMA7455寄存器 extern uint8 mma7455_read_reg(uint8 reg); //读MMA7455寄存器 #endif //__FIRE_MMA7455_H__