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1、Arduino/maple驱动MMA7660例程2011-07-30 10:15Arduino/maple驱动MMA7660例程【整理者】【提供者】yuyyy【详细说明】Arduino/maple驱动MMA7660例程我们是深圳本土最受客户青睐、成长最快、最关注增值服务的MID电子元件提供商之一。我们深圳的长期大量现货型号有：MMA7660, MMA7455, MMA8452QR1, MXC6225XU, MMC3140MS, TS1003,MPU-3050, ALC5621, ALC5625, WM8988, ES8388，联系热线：13714686590，杨先生/SDA (data lin
2、e) is onpin 30, and SCL (clock line) is onpin 29#include #define I2C_ADDRESS 0x4C#define I2C_ADDRESS_W 0x99 /MMA7660 Address + 1 bit (Write) pag. 21#define I2C_ADDRESS_R 0x98 /MMA7660 Address + 0 bit (Read) pag 21#define TILT_STATUS 0x03#define SRST 0x04#define SPCNT 0x05#define INTSU 0x06#define MO
3、DE 0x07#define SR 0x08#define PDET 0x09#define PD 0x0A#define POWER_UP_DELAY 10#define X_OUT 0x00#define Y_OUT 0x01#define Z_OUT 0x02void setup()SerialUSB.println(Setting up I2C protocol.);Wire.begin(30,29);SLAVE_I2C_INIT();pinMode(13, OUTPUT);void loop()char x = SLAVE_I2C_READ(X_OUT);char y = SLAVE
4、_I2C_READ(Y_OUT);char z = SLAVE_I2C_READ(Z_OUT);char mode = SLAVE_I2C_READ(0x07);/ char tilt = SLAVE_I2C_READ(0x03);char sample = SLAVE_I2C_READ(0x04);/ char fac = SLAVE_I2C_READ(0x0B);SerialUSB.print(X=);SerialUSB.print(x, DEC);SerialUSB.print(, Y=);SerialUSB.print(y, DEC);SerialUSB.print(, Z=);Ser
5、ialUSB.print(z, DEC);SerialUSB.print(, Mode=);SerialUSB.print(mode,DEC);/Serial.print(, Tilt=);/ Serial.print(tilt,DEC);SerialUSB.print(, sample=);SerialUSB.print(sample,DEC);/Serial.print(, fac=);/Serial.print(fac,DEC);SerialUSB.println(.);delay(100);void SLAVE_I2C_INIT()SerialUSB.println(Powering
6、up SLAVE interface.);delay(POWER_UP_DELAY);SLAVE_I2C_SEND(MODE,0x00); / Setting up MODE to Stand by to set SRdelay(100);SLAVE_I2C_SEND(SR,0x00);/ Setting up SR register to 120 samples active and auto sleep modedelay(100);SLAVE_I2C_SEND(MODE,0x01); /Setting up MODE Active to START measuresdelay(100);
7、void SLAVE_I2C_SEND(unsigned char REG_ADDRESS, unsignedchar DATA)/SEND data to MMA7660Wire.beginTransmission(I2C_ADDRESS);Wire.send(REG_ADDRESS);Wire.send(DATA);Wire.endTransmission();unsigned char SLAVE_I2C_READ(unsigned char REG_ADDRESS) /READ MMA7660 dataunsigned char R_VALUE;Wire.beginTransmission(I2C_ADDRESS);Wire.send(REG_ADDRESS);/ register to readWire.endTransmission();Wire.requestFrom(I2C_ADDRESS, 1); / read a bytewhile(!Wire.available() digitalWrite(13, HIGH); delay(100); digitalWrite(13, LOW); delay(100);R_VALUE = Wire.receive();return R_VALUE;链接地址 http:/
