Yoichi Nagashima / Mbed 2 deprecated CQ_nagasm_09_emergency

NucleoF401RE EMG sensor with Artifact Filter, Notch Filter, etc

Dependencies:   mbed

main.cpp@1:7bccad3c277f, 2014-12-20 (annotated)

Committer:
nagasm
Date:
Sat Dec 20 02:09:12 2014 +0000
Revision:
1:7bccad3c277f
Parent:
0:805cf4bfa472 
revised

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nagasm 0:805cf4bfa472 1 #include "mbed.h"
nagasm 0:805cf4bfa472 2 #include "sub.hpp"
nagasm 0:805cf4bfa472 3 #include "FIR_LPF.hpp"
nagasm 0:805cf4bfa472 4 #include "notch.hpp"
nagasm 0:805cf4bfa472 5
nagasm 0:805cf4bfa472 6 int main(){
nagasm 0:805cf4bfa472 7 common_setup();
nagasm 0:805cf4bfa472 8 xbee.baud(38400);
nagasm 0:805cf4bfa472 9 xbee.attach(&rx_fifoset, xbee.RxIrq);
nagasm 0:805cf4bfa472 10 timer_setup.attach_us(&timer_interrupt, 5); // 5usec
nagasm 0:805cf4bfa472 11 while(1){
nagasm 0:805cf4bfa472 12 tx_fifo_check();
nagasm 0:805cf4bfa472 13 if(timer_value[1] > 19){ // 0.1msec sampling
nagasm 0:805cf4bfa472 14 timer_value[1] = 0;
nagasm 0:805cf4bfa472 15 float data1 = (float)gain * (analog_value2.read() - 0.5f); // A/D in (3)
nagasm 0:805cf4bfa472 16 if(emergence!=0 && data1<0.05 && data1>0.95){
nagasm 0:805cf4bfa472 17 data1 = old_1;
nagasm 0:805cf4bfa472 18 if(++em_count1 > 10){
nagasm 0:805cf4bfa472 19 em_count1 = 0;
nagasm 0:805cf4bfa472 20 tx_message(0xff0000); // Emergency 1
nagasm 0:805cf4bfa472 21 }
nagasm 0:805cf4bfa472 22 }
nagasm 0:805cf4bfa472 23 if(data1 < 0) data1 = -data1; // always detection ON
nagasm 0:805cf4bfa472 24 if(fir_lpf != 0) data1 = FIR_calc1(data1); // FIR calc (1) call
nagasm 0:805cf4bfa472 25 if(notch_1 != 0) data1 = notch_filter1(data1);
nagasm 0:805cf4bfa472 26 old_1 = data1;
nagasm 0:805cf4bfa472 27 if(timer_value[2] > 2999){ // 15msec
nagasm 0:805cf4bfa472 28 timer_value[2] = 0;
nagasm 0:805cf4bfa472 29 if(max_count != 0) data1 = move_mean_calc1(data1);
nagasm 0:805cf4bfa472 30 tx_message((uint16_t)((data1 + 1.0f) * 2047)<<4);
nagasm 0:805cf4bfa472 31 }
nagasm 0:805cf4bfa472 32 }
nagasm 0:805cf4bfa472 33 if(timer_value[3] > 19){ // 0.1msec sampling
nagasm 0:805cf4bfa472 34 timer_value[3] = 0;
nagasm 0:805cf4bfa472 35 float data2 = (float)gain * (analog_value3.read() - 0.5f); // A/D in (4)
nagasm 0:805cf4bfa472 36 if(emergence!=0 && data2<0.05 && data2>0.95){
nagasm 0:805cf4bfa472 37 data2 = old_2;
nagasm 0:805cf4bfa472 38 if(++em_count2 > 10){
nagasm 0:805cf4bfa472 39 em_count2 = 0;
nagasm 0:805cf4bfa472 40 tx_message(0xff0001); // Emergency 2
nagasm 0:805cf4bfa472 41 }
nagasm 0:805cf4bfa472 42 }
nagasm 0:805cf4bfa472 43 if(data2 < 0) data2 = -data2; // always detection ON
nagasm 0:805cf4bfa472 44 if(fir_lpf != 0) data2 = FIR_calc2(data2); // FIR calc (1) call
nagasm 0:805cf4bfa472 45 if(notch_2 != 0) data2 = notch_filter2(data2);
nagasm 0:805cf4bfa472 46 old_2 = data2;
nagasm 0:805cf4bfa472 47 if(timer_value[4] > 2999){ // 15msec
nagasm 0:805cf4bfa472 48 timer_value[4] = 0;
nagasm 0:805cf4bfa472 49 if(max_count != 0) data2 = move_mean_calc2(data2);
nagasm 0:805cf4bfa472 50 tx_message(0x400000 + ((uint16_t)((data2 + 1.0f) * 2047)<<4));
nagasm 0:805cf4bfa472 51 }
nagasm 0:805cf4bfa472 52 }
nagasm 0:805cf4bfa472 53 if(timer_value[0] > 199999){ // 1000msec
nagasm 0:805cf4bfa472 54 timer_value[0] = 0;
nagasm 0:805cf4bfa472 55 myled = !myled;
nagasm 0:805cf4bfa472 56 }
nagasm 0:805cf4bfa472 57 if(rx_fifo_check() == 1){
nagasm 0:805cf4bfa472 58 int sum = 0;
nagasm 0:805cf4bfa472 59 for (int i=0; i<6; i++) sum += conv_hex(raw_data[i])<<(4*(5-i));
nagasm 0:805cf4bfa472 60 tx_message(sum); // Echo Back
nagasm 0:805cf4bfa472 61 if(sum>>16 == 0x80){
nagasm 0:805cf4bfa472 62 switch((sum & 0xff00)>>8){
nagasm 0:805cf4bfa472 63 case 0x00:
nagasm 0:805cf4bfa472 64 fir_lpf = sum & 0x01;
nagasm 0:805cf4bfa472 65 break;
nagasm 0:805cf4bfa472 66 case 0x01:
nagasm 0:805cf4bfa472 67 gain = sum & 0x0f;
nagasm 0:805cf4bfa472 68 break;
nagasm 0:805cf4bfa472 69 case 0x02:
nagasm 0:805cf4bfa472 70 max_count = sum & 0x7f;
nagasm 0:805cf4bfa472 71 if (max_count>100) max_count = 100;
nagasm 0:805cf4bfa472 72 sum_clear();
nagasm 0:805cf4bfa472 73 break;
nagasm 0:805cf4bfa472 74 case 0x03:
nagasm 0:805cf4bfa472 75 notch_1 = sum & 0x01;
nagasm 0:805cf4bfa472 76 break;
nagasm 0:805cf4bfa472 77 case 0x04:
nagasm 0:805cf4bfa472 78 notch_2 = sum & 0x01;
nagasm 0:805cf4bfa472 79 break;
nagasm 0:805cf4bfa472 80 case 0x05:
nagasm 0:805cf4bfa472 81 coef_set(sum & 0x3f);
nagasm 0:805cf4bfa472 82 break;
nagasm 0:805cf4bfa472 83 case 0x06:
nagasm 0:805cf4bfa472 84 emergence = sum & 0x01;
nagasm 0:805cf4bfa472 85 break;
nagasm 0:805cf4bfa472 86 }
nagasm 0:805cf4bfa472 87 }
nagasm 0:805cf4bfa472 88 }
nagasm 0:805cf4bfa472 89 }
nagasm 0:805cf4bfa472 90 }