Diff: main.cpp

Revision:

0:0bf587c74eb7

diff -r 000000000000 -r 0bf587c74eb7 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Dec 16 02:29:14 2014 +0000
@@ -0,0 +1,59 @@
+#include "mbed.h"
+#include "sub.hpp"
+#include "FIR_LPF.hpp"
+
+int main(){
+    common_setup();
+    xbee.baud(38400);
+    xbee.attach(&rx_fifoset, xbee.RxIrq);
+    timer_setup.attach_us(&timer_interrupt, 5); // 5usec
+    while(1){
+        tx_fifo_check();
+        if(timer_value[1] > 19){ // 0.1msec sampling
+            timer_value[1] = 0;
+            float data1 = (float)gain * (analog_value2.read() - 0.5f);  // A/D in (3)
+            if (data1 < 0) data1 = -data1; // always detection ON
+            if (fir_lpf != 0) data1 = FIR_calc1(data1);      // FIR calc (1) call
+            if(timer_value[2] > 2999){  // 15msec
+                timer_value[2] = 0;
+                if(max_count != 0) data1 = move_mean_calc1(data1);
+                tx_message((uint16_t)((data1 + 1.0f) * 2047)<<4);
+            }
+        }
+        if(timer_value[3] > 19){ // 0.1msec sampling
+            timer_value[3] = 0;
+            float data2 = (float)gain * (analog_value3.read() - 0.5f);  // A/D in (4)
+            if (data2 < 0) data2 = -data2; // always detection ON
+            if (fir_lpf != 0) data2 = FIR_calc2(data2);      // FIR calc (1) call
+            if(timer_value[4] > 2999){  // 15msec
+                timer_value[4] = 0;
+                if(max_count != 0) data2 = move_mean_calc2(data2);
+                tx_message(0x400000 + ((uint16_t)((data2 + 1.0f) * 2047)<<4));
+            }
+        }
+        if(timer_value[0] > 199999){ // 1000msec
+            timer_value[0] = 0;
+            myled = !myled;
+        }
+        if(rx_fifo_check() == 1){
+            int sum = 0;
+            for (int i=0; i<6; i++) sum += conv_hex(raw_data[i])<<(4*(5-i));
+            tx_message(sum); // Echo Back 
+            if(sum>>16 == 0x80){
+                switch((sum & 0xff00)>>8){
+                    case 0x00:
+                        fir_lpf = sum & 0x01;
+                        break;
+                    case 0x01:
+                        gain = sum & 0x0f;
+                        break;
+                    case 0x02:
+                        max_count = sum & 0x7f;
+                        if (max_count>100) max_count = 100;
+                        sum_clear();
+                        break;
+                }
+            }
+        }        
+    }
+}