TVZ2020
akcelerometar
Sadržaj:
1. Zadatak 2. Opis 3. Shema
Revision 0:5790cb887b41, committed 2021-03-01
- Comitter:
- deltablues
- Date:
- Mon Mar 01 16:01:59 2021 +0000
- Commit message:
- TVZ_Mikroupravljaci_Konstrukcijski_rad_Tomislav_Golic
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ADXL345.lib Mon Mar 01 16:01:59 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/aberk/code/ADXL345/#bd8f0f20f433
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Mar 01 16:01:59 2021 +0000
@@ -0,0 +1,59 @@
+#include "mbed.h"
+#include <ADXL345.h>
+
+class XYZ{
+ public:
+ float x;
+ float y;
+ float z;
+
+ void normalise(int* raw_data){
+ x = float(int16_t(raw_data[0]))*4/1000;
+ y = float(int16_t(raw_data[1]))*4/1000;
+ z = float(int16_t(raw_data[2]))*4/1000;
+ }
+ };
+
+ADXL345 adxl345(D11, D12, D13, D10);
+InterruptIn externalInterrupt(D15);
+Serial pc(USBTX, USBRX);
+DigitalOut RedLed(D6);
+DigitalOut GreenLed(D5);
+Ticker tick;
+int data[3];
+XYZ acc;
+
+void freeFallDetect(){
+ RedLed = 1;
+ wait(0.1);
+ RedLed = 0;
+ pc.printf("Free fall detected\r\n");
+ adxl345.getInterruptSource();
+ return;
+ }
+
+void fetchData(){
+ GreenLed = !GreenLed;
+ adxl345.getOutput(data);
+ acc.normalise(data);
+ pc.printf("--X = %fg, Y = %fg, Z = %fg--\r\n", acc.x, acc.y, acc.z);
+ return;
+ }
+
+int main(){
+
+ adxl345.setPowerControl(0x08);
+ adxl345.setDataFormatControl(0x08);
+ adxl345.setInterruptMappingControl(0xFB);
+ adxl345.setFreefallThreshold(0x09);
+ adxl345.setFreefallTime(25);
+ adxl345.setInterruptEnableControl(0x04);
+ adxl345.getInterruptSource();
+
+ externalInterrupt.rise(&freeFallDetect);
+ tick.attach(&fetchData, 0.2);
+
+ while (true) {
+ __WFI();
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Mar 01 16:01:59 2021 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file