Diff: main.cpp

Revision:

0:6f07db1b8cdc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jul 15 21:25:42 2015 +0000
@@ -0,0 +1,174 @@
+#include "MMA845x.h"
+#include "PinDetect.h"
+#include "mbed.h"
+ 
+Serial pc(USBTX, USBRX);
+
+I2C accel(I2C_SDA0, I2C_SCL0);
+
+AnalogIn ambientLight(p6);
+
+PinDetect  user_btn_1 ( p11, PullUp );
+PinDetect  user_btn_2 ( p0,  PullUp );
+
+//InterruptIn int2(p0);
+
+//InterruptIn user_btn_1(p11);
+
+PwmOut ledR(LED1);
+PwmOut ledG(LED3);
+PwmOut ledB(LED2);
+
+int accel_int_mode = 0;
+int opMode = 0;
+int opModeMax = 3;
+
+
+//MMA845x(I2C &i2c, InterruptIn &int1, InterruptIn &int2, MMA845x_SA0 const i2c_addr);
+MMA845x accel_0(accel, p4, p23, MMA845x::SA0_VSS);
+//MMA845x accel_0(accel, int1, int2, MMA845x::SA0_VSS);
+
+#ifdef USE_EEPROM
+SPI spi1(SPI_PSELMOSI1, SPI_PSELMISO1, SPI_PSELSCK1);
+DigitalOut spi_cs(SPI_PSELSS1);
+#endif
+
+void toggleLED(PwmOut *led)
+{
+    if (led->read() < 0.001)
+    {
+        printf("led on");
+        led->write(.2);
+    }
+    else
+    {
+        printf("led off, %f",led->read());
+        led->write(0);
+    }
+}
+
+void btn_1_press(void)
+{
+    if (++opMode == opModeMax) {opMode = 0;}
+    printf("OpMode = %d\n\r",opMode);
+    switch ( opMode )
+    {
+        case 0:
+            accel_0.disable();
+            ledR = 0.2;
+            ledG = 0;
+            ledB = 0;
+            
+            break;
+        case 1:
+            ledR = 0;
+            ledG = 0.2;
+            ledB = 0;
+            accel_0.enablePulseMode();
+            break;
+        default:
+            ledR = 0;
+            ledG = 0;
+            ledB = 0.2;
+            accel_0.enableDataReadyMode();
+            break;
+    }
+}
+
+void btn_2_press(void)
+{
+    //ledR = !ledR;
+    //printf("Button 2 Pressed!\n\r");
+    switch ( opMode )
+    {
+        case 0:
+            break;
+        case 2:
+            if (accel_int_mode == 0)
+            {
+                accel_int_mode = 1;
+            }
+            else
+            {
+                accel_int_mode = 0;
+            }
+            accel_0.setIntMode(accel_int_mode);
+            break;
+        default:
+            break;
+            //do nothing
+    }
+}
+
+void zTap(void)
+{       
+    switch ( opMode )
+    {
+        case 0:
+            break;
+        case 1:
+            toggleLED(&ledB);  
+            break;
+        default:
+            toggleLED(&ledG);  
+            break;
+    }
+      
+}
+void SysTick_Handler (void)
+{
+    toggleLED(&ledB); 
+}
+
+int main()
+{
+    pc.baud(115200);
+    //int readings[3] = {0, 0, 0};
+    ledR.period_ms(10);
+    ledG.period_ms(10);
+    ledB.period_ms(10);
+    
+    ledR = .1;
+    ledG = .1;
+    ledB = .1;
+    
+    
+    //SysTick_Config(1000);
+    //SysTick_Enable();
+    //systick.attach_us(&systimer, 2500);
+    
+    user_btn_1.setAssertValue( 0 );
+    user_btn_2.setAssertValue( 0 );
+    user_btn_1.attach_asserted( &btn_1_press );
+    //user_btn_1.mode( PullUp );
+    //user_btn_1.rise( &btn_1_press );
+    user_btn_2.attach_asserted( &btn_2_press );
+    user_btn_1.setSampleFrequency( 20000 ); 
+    user_btn_2.setSampleFrequency( 20000 ); // Defaults to 20ms.
+    
+    accel_0.attachZAxisPulse( &zTap );
+    
+    //int adr = 0x3A;
+    char data[2];
+    char cmd = 0x0D;
+    accel.write(0x3A, &cmd, 1, true);
+    accel.read(0x3A, &data[0], 1);
+    printf("\n\r\n\rWho am I?: 0x%.2X\n\r",data[0]);
+    
+    //accel_0.enableMotionMode();
+    //accel_0.registerDump();
+    accel_0.enableDataReadyMode();
+    
+    
+    //--------------------
+    //int x = accel_0.getX();
+    //int y = accel_0.getY();
+    //int z = accel_0.getZ();
+    //printf("X: %d, Y: %d, Z: %d\n\r", x , y, z);
+    
+
+    while (1) {
+        sleep();
+    }
+
+}