#include "mbed.h"
#include "rtos.h"#include "MMA8451Q.h"
#include "USBMouse.h"
#include "tsi_sensor.h"
//MMA8451Q definiation
#if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)PinName const SDA = PTE25;PinName const SCL = PTE24;
#elif defined (TARGET_KL05Z)PinName const SDA = PTB4;PinName const SCL = PTB3;
#elif defined (TARGET_K20D50M)PinName const SDA = PTB1;PinName const SCL = PTB0;
#else#error TARGET NOT DEFINED
#endif#define MMA8451_I2C_ADDRESS (0x1d<<1)//
#if defined (TARGET_KL25Z) || defined (TARGET_KL46Z)#define ELEC0 9#define ELEC1 10
#elif defined (TARGET_KL05Z)#define ELEC0 9#define ELEC1 8
#else#error TARGET NOT DEFINED
#endifMMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);Ticker tick;
PwmOut rled(LED1);
PwmOut gled(LED2);
PwmOut bled(LED3);TSIAnalogSlider tsi(ELEC0, ELEC1, 40);
USBMouse mouse;
//InterruptIn sw2(SW2);//thread pointer
Thread *thread2;float x=0, y=0, z=0,t=0;//intruppt
void sw2_press(void)
{thread2->signal_set(0x1);
}void led_thread(void const *argument)
{while (true) {rled = abs(1.0f - x -t);gled = abs(1.0f - y -t);bled = abs(1.0f - z -t);Thread::wait(50);}
}void scan_thread(void const *argument)
{while (true) {Thread::signal_wait(0x1);// x = abs(acc.getAccX());// y = abs(acc.getAccY());// z = abs(acc.getAccZ());x = acc.getAccX();y = acc.getAccY();z = acc.getAccZ();t = tsi.readPercentage();}
}int main()
{Thread thread(led_thread);thread2 = new Thread(scan_thread);//  sw2.fall(&sw2_press);tick.attach(&sw2_press,0.001);   //scan MMA8451Q ervery 0.01swhile (true) {Thread::wait(1);mouse.move( y*127,x*127);printf("\r\n 0.1 seconds passed: %f,%f,%f,%f \r\n", x,y,z,t);fflush(stdout);}
}

OK ，大功告成，连接USB线到板子上的USB KL25Z到PC，PC识别USB输入设备，鼠标动了。。。。

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