christophe vermaelen
/
ER2_accelero_FRDM
Programme de base pour la machine à états sur l'accélomètre
Diff: main.cpp
- Revision:
- 0:c188fa46ae96
- Child:
- 1:a1664788d34a
diff -r 000000000000 -r c188fa46ae96 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Jun 03 00:32:28 2020 +0000 @@ -0,0 +1,39 @@ +#include "mbed.h" +#include "MMA8451Q.h" + +#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) + +int main(void) +{ + MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS); + PwmOut rled(LED1); + PwmOut gled(LED2); + PwmOut bled(LED3); + + printf("MMA8451 ID: %d\n", acc.getWhoAmI()); + + while (true) { + float x, y, z; + x = abs(acc.getAccX()); + y = abs(acc.getAccY()); + z = abs(acc.getAccZ()); + rled = 1.0f - x; + gled = 1.0f - y; + bled = 1.0f - z; + wait(0.1f); + printf("X: %1.2f, Y: %1.2f, Z: %1.2f\n", x, y, z); + } +}