Diff: main.cpp

Revision:

0:b087f3aae9e5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Oct 21 15:39:32 2016 +0000
@@ -0,0 +1,42 @@
+#include "mbed.h"
+#include "BMP280.h"
+
+#define BMP_TMP_ID 0x8
+#define BMP_PRES_ID 0x9
+
+Serial pc(USBTX, USBRX); // tx, rx
+CAN can(p30,p29); //CAN
+I2C i2c(p9,p10); //SDA, SCL
+BMP280 bmp(i2c); //Default address = 0x76
+
+
+int main() {
+    
+    //Serial config
+    pc.baud(115200);
+    pc.format(8, SerialBase::None, 1);
+    pc.set_flow_control(SerialBase::Disabled, NC, NC);
+    
+    //CAN bus config
+    can.frequency(125000); //125k Hz CAN bus speed
+    can.reset();
+    
+    //bmp.initialize(); 
+    
+    float BMPTemp = 0;
+    float BMPPressure = 0;
+    
+    while(1) {
+        
+        BMPTemp = (bmp.getTemperature() - 32) / 1.8f;
+        BMPPressure = bmp.getPressure();
+        pc.printf("Temp: %f, Pressure: %f\r\n",BMPTemp, BMPPressure);
+        
+        can.write(CANMessage(BMP_TMP_ID, (char*)&BMPTemp, sizeof(BMPTemp)/sizeof(char)));
+        wait(0.1); //Need waits for some reason, without them the data doesnt always arrive in a neat order
+        can.write(CANMessage(BMP_PRES_ID, (char*)&BMPPressure, sizeof(BMPPressure)/sizeof(char)));
+        wait(0.1);
+        
+        
+    }
+}