![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
EXP8
Dependencies: MMA8451Q TextLCD mbed
Diff: main.cpp
- Revision:
- 0:8273605d433b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Apr 13 05:39:58 2016 +0000 @@ -0,0 +1,37 @@ +#include "mbed.h" +#include "MMA8451Q.h" +#include "TextLCD.h" +#define MMA8451_I2C_ADDRESS (0x1d<<1) + +TextLCD lcd(D2, D3, D4, D5, D6, D7); // LCD PIN => RS, EN, Data4, Data5, Data6, Data7 + +PinName const SDA = PTE25; //I2C Pins for KL25Z +PinName const SCL = PTE24; //I2C Pins for KL25Z + +MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS); //Initilize MMA8451Q Accelerometer + +int main(void) +{ + lcd.cls(); // Clear LCD + lcd.locate(0,0); // cursor on Col=0, Raw=0 + lcd.printf("Experiment - 8"); // print startup message on LCD first Raw + lcd.locate(0,1); // cursor on Col=0, Raw=1 + lcd.printf("MMA8451 With LCD"); // print startup message on LCD second Raw + wait(3.0); // wait 3 second to show startup message + while (1) + { + float x, y, z; + x = acc.getAccX(); // get Acceleration on X + y = acc.getAccY(); // get Acceleration on Y + z = acc.getAccZ(); // get Acceleration on Z + lcd.cls(); // Clear LCD + lcd.locate(0,0); // cursor on Col=0, Raw=0 + lcd.printf("X:%0.2f",x); // print value of X in first line of LCD + lcd.locate(8,0); // cursor on Col=8, Raw=0 + lcd.printf("Y:%0.2f",y); // print value of Y in first line of LCD + lcd.locate(4,1); // cursor on Col=5, Raw=1 + lcd.printf("Z:%0.2f",z); // print value of Z in first line of LCD + wait(0.1); // Wait for 100ms to visulize reading on LCD + + } +}