FINAL ACS TO BE USED FOR TESTING. COMMISSIONING, ACS MAIN, DATA ACQ ALL DONE.
Dependencies: FreescaleIAP mbed-rtos mbed
Fork of ACS_FULL_Flowchart_BAE by
ACS.cpp@18:21740620c65e, 2016-06-13 (annotated)
- Committer:
- Bragadeesh153
- Date:
- Mon Jun 13 13:44:31 2016 +0000
- Revision:
- 18:21740620c65e
- Parent:
- 17:1e1955f3db75
- Child:
- 19:403cb36e22ed
ACS algo commissioning done, Hardware comissioning yet to be finalised
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sakthipriya | 0:7b4c00e3912f | 1 | /*------------------------------------------------------------------------------------------------------------------------------------------------------ |
sakthipriya | 0:7b4c00e3912f | 2 | -------------------------------------------CONTROL ALGORITHM------------------------------------------------------------------------------------------*/ |
sakthipriya | 0:7b4c00e3912f | 3 | #include <mbed.h> |
sakthipriya | 0:7b4c00e3912f | 4 | #include <math.h> |
sakthipriya | 0:7b4c00e3912f | 5 | |
sakthipriya | 0:7b4c00e3912f | 6 | #include "pni.h" //pni header file |
sakthipriya | 0:7b4c00e3912f | 7 | #include "pin_config.h" |
sakthipriya | 0:7b4c00e3912f | 8 | #include "ACS.h" |
sakthipriya | 6:036d08b62785 | 9 | #include "EPS.h" |
sakthipriya | 0:7b4c00e3912f | 10 | |
sakthipriya | 0:7b4c00e3912f | 11 | //********************************flags******************************************// |
sakthipriya | 0:7b4c00e3912f | 12 | extern uint32_t BAE_STATUS; |
sakthipriya | 0:7b4c00e3912f | 13 | extern uint32_t BAE_ENABLE; |
Bragadeesh153 | 13:fb7facaf308b | 14 | extern uint8_t ACS_INIT_STATUS; |
Bragadeesh153 | 13:fb7facaf308b | 15 | extern uint8_t ACS_DATA_ACQ_STATUS; |
Bragadeesh153 | 13:fb7facaf308b | 16 | extern uint8_t ACS_ATS_STATUS; |
Bragadeesh153 | 13:fb7facaf308b | 17 | extern uint8_t ACS_MAIN_STATUS; |
Bragadeesh153 | 13:fb7facaf308b | 18 | extern uint8_t ACS_STATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 19 | extern uint8_t ACS_DETUMBLING_ALGO_TYPE; |
sakthipriya | 0:7b4c00e3912f | 20 | |
Bragadeesh153 | 16:cc77770d787f | 21 | extern DigitalOut ATS1_SW_ENABLE; // enable of att sens2 switch |
Bragadeesh153 | 16:cc77770d787f | 22 | extern DigitalOut ATS2_SW_ENABLE; // enable of att sens switch |
Bragadeesh153 | 16:cc77770d787f | 23 | |
Bragadeesh153 | 13:fb7facaf308b | 24 | extern uint8_t ACS_ATS_ENABLE; |
Bragadeesh153 | 13:fb7facaf308b | 25 | extern uint8_t ACS_DATA_ACQ_ENABLE; |
Bragadeesh153 | 13:fb7facaf308b | 26 | extern uint8_t ACS_STATE; |
sakthipriya | 0:7b4c00e3912f | 27 | |
sakthipriya | 0:7b4c00e3912f | 28 | DigitalOut phase_TR_x(PIN27); // PHASE pin for x-torquerod |
sakthipriya | 0:7b4c00e3912f | 29 | DigitalOut phase_TR_y(PIN28); // PHASE pin for y-torquerod |
sakthipriya | 0:7b4c00e3912f | 30 | DigitalOut phase_TR_z(PIN86); // PHASE pin for z-torquerod |
sakthipriya | 0:7b4c00e3912f | 31 | |
sakthipriya | 0:7b4c00e3912f | 32 | extern PwmOut PWM1; //x //Functions used to generate PWM signal |
sakthipriya | 0:7b4c00e3912f | 33 | extern PwmOut PWM2; //y |
sakthipriya | 0:7b4c00e3912f | 34 | extern PwmOut PWM3; //z //PWM output comes from pins p6 |
sakthipriya | 0:7b4c00e3912f | 35 | |
sakthipriya | 0:7b4c00e3912f | 36 | int g_err_flag_TR_x=0; // setting x-flag to zero |
sakthipriya | 0:7b4c00e3912f | 37 | int g_err_flag_TR_y=0; // setting y-flag to zero |
sakthipriya | 0:7b4c00e3912f | 38 | int g_err_flag_TR_z=0; // setting z-flag to zero |
sakthipriya | 0:7b4c00e3912f | 39 | |
sakthipriya | 0:7b4c00e3912f | 40 | extern float data[6]; |
sakthipriya | 6:036d08b62785 | 41 | extern BAE_HK_actual actual_data; |
sakthipriya | 0:7b4c00e3912f | 42 | |
sakthipriya | 0:7b4c00e3912f | 43 | |
sakthipriya | 0:7b4c00e3912f | 44 | Serial pc_acs(USBTX,USBRX); //for usb communication |
lakshya | 10:f93407b97750 | 45 | //CONTROL_ALGO |
lakshya | 10:f93407b97750 | 46 | |
lakshya | 10:f93407b97750 | 47 | float moment[3]; // Unit: Ampere*Meter^2 |
lakshya | 10:f93407b97750 | 48 | float b_old[3]={1.15e-5,-0.245e-5,1.98e-5}; // Unit: Tesla |
Bragadeesh153 | 17:1e1955f3db75 | 49 | float db[3]; |
Bragadeesh153 | 17:1e1955f3db75 | 50 | uint8_t flag_firsttime=1, alarmmode=0; |
lakshya | 10:f93407b97750 | 51 | |
lakshya | 10:f93407b97750 | 52 | |
lakshya | 10:f93407b97750 | 53 | |
Bragadeesh153 | 17:1e1955f3db75 | 54 | |
Bragadeesh153 | 17:1e1955f3db75 | 55 | void controlmodes(float b[3], float db[3], float omega[3], uint8_t controlmode1); |
lakshya | 10:f93407b97750 | 56 | float max_array(float arr[3]); |
sakthipriya | 0:7b4c00e3912f | 57 | void inverse(float mat[3][3],float inv[3][3]); |
lakshya | 10:f93407b97750 | 58 | |
lakshya | 10:f93407b97750 | 59 | //CONTROLALGO PARAMETERS |
lakshya | 10:f93407b97750 | 60 | |
lakshya | 10:f93407b97750 | 61 | |
Bragadeesh153 | 17:1e1955f3db75 | 62 | |
Bragadeesh153 | 17:1e1955f3db75 | 63 | |
Bragadeesh153 | 18:21740620c65e | 64 | void FCTN_ACS_CNTRLALGO ( float b[3] , float omega[3],int nominal) |
sakthipriya | 0:7b4c00e3912f | 65 | { |
Bragadeesh153 | 17:1e1955f3db75 | 66 | |
lakshya | 10:f93407b97750 | 67 | float normalising_fact; |
Bragadeesh153 | 17:1e1955f3db75 | 68 | float b_copy[3], omega_copy[3], db_copy[3]; |
lakshya | 10:f93407b97750 | 69 | int i; |
lakshya | 10:f93407b97750 | 70 | if(flag_firsttime==1) |
lakshya | 10:f93407b97750 | 71 | { |
lakshya | 10:f93407b97750 | 72 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 73 | { |
Bragadeesh153 | 17:1e1955f3db75 | 74 | db[i]=0; // Unit: Tesla/Second |
lakshya | 10:f93407b97750 | 75 | } |
lakshya | 10:f93407b97750 | 76 | flag_firsttime=0; |
lakshya | 10:f93407b97750 | 77 | } |
sakthipriya | 0:7b4c00e3912f | 78 | else |
sakthipriya | 0:7b4c00e3912f | 79 | { |
sakthipriya | 0:7b4c00e3912f | 80 | for(i=0;i<3;i++) |
sakthipriya | 0:7b4c00e3912f | 81 | { |
Bragadeesh153 | 17:1e1955f3db75 | 82 | db[i]= (b[i]-b_old[i])/sampling_time; // Unit: Tesla/Second |
sakthipriya | 0:7b4c00e3912f | 83 | } |
lakshya | 10:f93407b97750 | 84 | } |
lakshya | 10:f93407b97750 | 85 | |
Bragadeesh153 | 18:21740620c65e | 86 | if(nominal == 0) |
Bragadeesh153 | 18:21740620c65e | 87 | |
Bragadeesh153 | 18:21740620c65e | 88 | { |
Bragadeesh153 | 18:21740620c65e | 89 | |
Bragadeesh153 | 18:21740620c65e | 90 | if(max_array(omega)<(0.8*OmegaMax) && alarmmode==1) |
Bragadeesh153 | 18:21740620c65e | 91 | { |
Bragadeesh153 | 18:21740620c65e | 92 | alarmmode=0; |
Bragadeesh153 | 18:21740620c65e | 93 | } |
Bragadeesh153 | 18:21740620c65e | 94 | else if(max_array(omega)>OmegaMax&& alarmmode==0) |
Bragadeesh153 | 18:21740620c65e | 95 | { |
Bragadeesh153 | 18:21740620c65e | 96 | alarmmode=1; |
Bragadeesh153 | 18:21740620c65e | 97 | } |
Bragadeesh153 | 18:21740620c65e | 98 | |
Bragadeesh153 | 18:21740620c65e | 99 | } |
Bragadeesh153 | 18:21740620c65e | 100 | |
Bragadeesh153 | 18:21740620c65e | 101 | |
Bragadeesh153 | 18:21740620c65e | 102 | |
lakshya | 10:f93407b97750 | 103 | |
lakshya | 10:f93407b97750 | 104 | for (i=0;i<3;i++) |
sakthipriya | 0:7b4c00e3912f | 105 | { |
Bragadeesh153 | 17:1e1955f3db75 | 106 | b_copy[i]=b[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 107 | db_copy[i]=db[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 108 | omega_copy[i]=omega[i]; |
sakthipriya | 0:7b4c00e3912f | 109 | } |
lakshya | 10:f93407b97750 | 110 | |
Bragadeesh153 | 18:21740620c65e | 111 | if((alarmmode==0)|| (nominal == 1)) |
lakshya | 10:f93407b97750 | 112 | { |
Bragadeesh153 | 17:1e1955f3db75 | 113 | controlmodes(b,db,omega,0); |
lakshya | 10:f93407b97750 | 114 | for (i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 115 | { |
Bragadeesh153 | 17:1e1955f3db75 | 116 | b[i]=b_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 117 | db[i]=db_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 118 | omega[i]=omega_copy[i]; |
lakshya | 10:f93407b97750 | 119 | } |
lakshya | 10:f93407b97750 | 120 | if(max_array(moment)>MmntMax) |
lakshya | 10:f93407b97750 | 121 | { |
Bragadeesh153 | 17:1e1955f3db75 | 122 | controlmodes(b,db,omega,1); |
lakshya | 10:f93407b97750 | 123 | for (i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 124 | { |
Bragadeesh153 | 17:1e1955f3db75 | 125 | b[i]=b_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 126 | db[i]=db_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 127 | omega[i]=omega_copy[i]; |
lakshya | 10:f93407b97750 | 128 | } |
lakshya | 10:f93407b97750 | 129 | if(max_array(moment)>MmntMax) |
lakshya | 10:f93407b97750 | 130 | { |
lakshya | 10:f93407b97750 | 131 | normalising_fact=max_array(moment)/MmntMax; |
lakshya | 10:f93407b97750 | 132 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 133 | { |
lakshya | 10:f93407b97750 | 134 | moment[i]/=normalising_fact; // Unit: Ampere*Meter^2 |
lakshya | 10:f93407b97750 | 135 | } |
lakshya | 10:f93407b97750 | 136 | } |
lakshya | 10:f93407b97750 | 137 | } |
Bragadeesh153 | 18:21740620c65e | 138 | ACS_STATUS = 5; |
lakshya | 10:f93407b97750 | 139 | } |
lakshya | 10:f93407b97750 | 140 | else |
lakshya | 10:f93407b97750 | 141 | { |
Bragadeesh153 | 17:1e1955f3db75 | 142 | controlmodes(b,db,omega,1); |
lakshya | 10:f93407b97750 | 143 | for (i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 144 | { |
Bragadeesh153 | 17:1e1955f3db75 | 145 | b[i]=b_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 146 | db[i]=db_copy[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 147 | omega[i]=omega_copy[i]; |
lakshya | 10:f93407b97750 | 148 | } |
lakshya | 10:f93407b97750 | 149 | if(max_array(moment)>MmntMax) |
lakshya | 10:f93407b97750 | 150 | { |
lakshya | 10:f93407b97750 | 151 | normalising_fact=max_array(moment)/MmntMax; |
lakshya | 10:f93407b97750 | 152 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 153 | { |
lakshya | 10:f93407b97750 | 154 | moment[i]/=normalising_fact; // Unit: Ampere*Meter^2 |
lakshya | 10:f93407b97750 | 155 | } |
lakshya | 10:f93407b97750 | 156 | } |
lakshya | 10:f93407b97750 | 157 | |
lakshya | 10:f93407b97750 | 158 | } |
lakshya | 10:f93407b97750 | 159 | for (i=0;i<3;i++) |
sakthipriya | 0:7b4c00e3912f | 160 | { |
Bragadeesh153 | 17:1e1955f3db75 | 161 | b_old[i]=b[i]; |
sakthipriya | 0:7b4c00e3912f | 162 | } |
sakthipriya | 0:7b4c00e3912f | 163 | } |
lakshya | 10:f93407b97750 | 164 | |
Bragadeesh153 | 17:1e1955f3db75 | 165 | void inverse(float mat[3][3],float inv[3][3],int &singularity_flag) |
sakthipriya | 0:7b4c00e3912f | 166 | { |
sakthipriya | 0:7b4c00e3912f | 167 | int i,j; |
sakthipriya | 0:7b4c00e3912f | 168 | float det=0; |
sakthipriya | 0:7b4c00e3912f | 169 | for(i=0;i<3;i++) |
sakthipriya | 0:7b4c00e3912f | 170 | { |
sakthipriya | 0:7b4c00e3912f | 171 | for(j=0;j<3;j++) |
lakshya | 10:f93407b97750 | 172 | { |
sakthipriya | 0:7b4c00e3912f | 173 | inv[j][i]=(mat[(i+1)%3][(j+1)%3]*mat[(i+2)%3][(j+2)%3])-(mat[(i+2)%3][(j+1)%3]*mat[(i+1)%3][(j+2)%3]); |
lakshya | 10:f93407b97750 | 174 | } |
sakthipriya | 0:7b4c00e3912f | 175 | } |
sakthipriya | 0:7b4c00e3912f | 176 | det+=(mat[0][0]*inv[0][0])+(mat[0][1]*inv[1][0])+(mat[0][2]*inv[2][0]); |
Bragadeesh153 | 17:1e1955f3db75 | 177 | if (det==0) |
Bragadeesh153 | 17:1e1955f3db75 | 178 | { |
Bragadeesh153 | 17:1e1955f3db75 | 179 | singularity_flag=1; |
Bragadeesh153 | 17:1e1955f3db75 | 180 | } |
Bragadeesh153 | 17:1e1955f3db75 | 181 | else |
lakshya | 10:f93407b97750 | 182 | { |
Bragadeesh153 | 17:1e1955f3db75 | 183 | singularity_flag=0; |
Bragadeesh153 | 17:1e1955f3db75 | 184 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 185 | { |
Bragadeesh153 | 17:1e1955f3db75 | 186 | for(j=0;j<3;j++) |
Bragadeesh153 | 17:1e1955f3db75 | 187 | { |
Bragadeesh153 | 17:1e1955f3db75 | 188 | inv[i][j]/=det; |
Bragadeesh153 | 17:1e1955f3db75 | 189 | } |
lakshya | 10:f93407b97750 | 190 | } |
sakthipriya | 0:7b4c00e3912f | 191 | } |
sakthipriya | 0:7b4c00e3912f | 192 | } |
sakthipriya | 0:7b4c00e3912f | 193 | |
lakshya | 10:f93407b97750 | 194 | float max_array(float arr[3]) |
lakshya | 10:f93407b97750 | 195 | { |
lakshya | 10:f93407b97750 | 196 | int i; |
lakshya | 10:f93407b97750 | 197 | float temp_max=fabs(arr[0]); |
lakshya | 10:f93407b97750 | 198 | for(i=1;i<3;i++) |
lakshya | 10:f93407b97750 | 199 | { |
lakshya | 10:f93407b97750 | 200 | if(fabs(arr[i])>temp_max) |
lakshya | 10:f93407b97750 | 201 | { |
lakshya | 10:f93407b97750 | 202 | temp_max=fabs(arr[i]); |
lakshya | 10:f93407b97750 | 203 | } |
lakshya | 10:f93407b97750 | 204 | } |
lakshya | 10:f93407b97750 | 205 | return temp_max; |
lakshya | 10:f93407b97750 | 206 | } |
lakshya | 10:f93407b97750 | 207 | |
lakshya | 10:f93407b97750 | 208 | |
Bragadeesh153 | 17:1e1955f3db75 | 209 | void controlmodes(float b[3], float db[3], float omega[3], uint8_t controlmode1) |
lakshya | 10:f93407b97750 | 210 | { |
lakshya | 10:f93407b97750 | 211 | float bb[3]={0,0,0}; |
lakshya | 10:f93407b97750 | 212 | float d[3]={0,0,0}; |
lakshya | 10:f93407b97750 | 213 | float Jm[3][3]={{0.2271,0.0014,-0.0026},{0.0014,0.2167,-0.004},{-0.0026,-0.004,0.2406}}; // Unit: Kilogram*Meter^2. Jm may change depending on the final satellite structure |
lakshya | 10:f93407b97750 | 214 | float den=0,den2; |
lakshya | 10:f93407b97750 | 215 | float bcopy[3]; |
lakshya | 10:f93407b97750 | 216 | int i, j;//temporary variables |
lakshya | 10:f93407b97750 | 217 | float Mu[2],z[2],dv[2],v[2],u[2],tauc[3]={0,0,0},Mmnt[3];//outputs |
lakshya | 10:f93407b97750 | 218 | float invJm[3][3]; |
Bragadeesh153 | 17:1e1955f3db75 | 219 | float kmu2=0.07,gamma2=1.9e4,kz2=0.4e-2,kmu=0.003,gamma=5.6e4,kz=0.1e-4; |
Bragadeesh153 | 17:1e1955f3db75 | 220 | int singularity_flag=0; |
lakshya | 10:f93407b97750 | 221 | |
lakshya | 10:f93407b97750 | 222 | if(controlmode1==0) |
lakshya | 10:f93407b97750 | 223 | { |
lakshya | 10:f93407b97750 | 224 | den=sqrt((b[0]*b[0])+(b[1]*b[1])+(b[2]*b[2])); |
lakshya | 10:f93407b97750 | 225 | den2=(b[0]*db[0])+(b[1]*db[1])+(b[2]*db[2]); |
Bragadeesh153 | 17:1e1955f3db75 | 226 | if (den==0) |
lakshya | 10:f93407b97750 | 227 | { |
Bragadeesh153 | 17:1e1955f3db75 | 228 | singularity_flag=1; |
lakshya | 10:f93407b97750 | 229 | } |
Bragadeesh153 | 17:1e1955f3db75 | 230 | if (singularity_flag==0) |
lakshya | 10:f93407b97750 | 231 | { |
Bragadeesh153 | 17:1e1955f3db75 | 232 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 233 | { |
Bragadeesh153 | 17:1e1955f3db75 | 234 | db[i]=((db[i]*den*den)-(b[i]*(den2)))/(pow(den,3)); // Normalized db. Hence the unit is Second^(-1) |
Bragadeesh153 | 17:1e1955f3db75 | 235 | } |
Bragadeesh153 | 17:1e1955f3db75 | 236 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 237 | { |
Bragadeesh153 | 17:1e1955f3db75 | 238 | b[i]/=den; // Mormalized b. Hence no unit. |
Bragadeesh153 | 17:1e1955f3db75 | 239 | } |
Bragadeesh153 | 17:1e1955f3db75 | 240 | if(b[2]>0.9 || b[2]<-0.9) |
Bragadeesh153 | 17:1e1955f3db75 | 241 | { |
Bragadeesh153 | 17:1e1955f3db75 | 242 | kz=kz2; |
Bragadeesh153 | 17:1e1955f3db75 | 243 | kmu=kmu2; |
Bragadeesh153 | 17:1e1955f3db75 | 244 | gamma=gamma2; |
Bragadeesh153 | 17:1e1955f3db75 | 245 | } |
Bragadeesh153 | 17:1e1955f3db75 | 246 | for(i=0;i<2;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 247 | { |
Bragadeesh153 | 17:1e1955f3db75 | 248 | Mu[i]=b[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 249 | v[i]=-kmu*Mu[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 250 | dv[i]=-kmu*db[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 251 | z[i]=db[i]-v[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 252 | u[i]=-kz*z[i]+dv[i]-(Mu[i]/gamma); |
Bragadeesh153 | 17:1e1955f3db75 | 253 | } |
Bragadeesh153 | 17:1e1955f3db75 | 254 | inverse(Jm,invJm,singularity_flag); |
Bragadeesh153 | 17:1e1955f3db75 | 255 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 256 | { |
Bragadeesh153 | 17:1e1955f3db75 | 257 | for(j=0;j<3;j++) |
Bragadeesh153 | 17:1e1955f3db75 | 258 | { |
Bragadeesh153 | 17:1e1955f3db75 | 259 | bb[i]+=omega[j]*(omega[(i+1)%3]*Jm[(i+2)%3][j]-omega[(i+2)%3]*Jm[(i+1)%3][j]); |
Bragadeesh153 | 17:1e1955f3db75 | 260 | } |
Bragadeesh153 | 17:1e1955f3db75 | 261 | } |
Bragadeesh153 | 17:1e1955f3db75 | 262 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 263 | { |
Bragadeesh153 | 17:1e1955f3db75 | 264 | for(j=0;j<3;j++) |
Bragadeesh153 | 17:1e1955f3db75 | 265 | { |
Bragadeesh153 | 17:1e1955f3db75 | 266 | d[i]+=bb[j]*invJm[i][j]; |
Bragadeesh153 | 17:1e1955f3db75 | 267 | } |
Bragadeesh153 | 17:1e1955f3db75 | 268 | } |
Bragadeesh153 | 17:1e1955f3db75 | 269 | bb[1]=u[0]-(d[1]*b[2])+(d[2]*b[1])-(omega[1]*db[2])+(omega[2]*db[1]); |
Bragadeesh153 | 17:1e1955f3db75 | 270 | bb[2]=u[1]-(d[2]*b[0])+(d[0]*b[2])-(omega[2]*db[0])+(omega[0]*db[2]); |
Bragadeesh153 | 17:1e1955f3db75 | 271 | bb[0]=0; |
Bragadeesh153 | 17:1e1955f3db75 | 272 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 273 | { |
Bragadeesh153 | 17:1e1955f3db75 | 274 | d[i]=invJm[2][i]; |
Bragadeesh153 | 17:1e1955f3db75 | 275 | invJm[1][i]=-b[2]*invJm[1][i]+b[1]*d[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 276 | invJm[2][i]=b[2]*invJm[0][i]-b[0]*d[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 277 | invJm[0][i]=b[i]; |
lakshya | 10:f93407b97750 | 278 | } |
Bragadeesh153 | 17:1e1955f3db75 | 279 | inverse(invJm,Jm,singularity_flag); |
Bragadeesh153 | 17:1e1955f3db75 | 280 | if (singularity_flag==0) |
lakshya | 10:f93407b97750 | 281 | { |
Bragadeesh153 | 17:1e1955f3db75 | 282 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 283 | { |
Bragadeesh153 | 17:1e1955f3db75 | 284 | for(j=0;j<3;j++) |
Bragadeesh153 | 17:1e1955f3db75 | 285 | { |
Bragadeesh153 | 17:1e1955f3db75 | 286 | tauc[i]+=Jm[i][j]*bb[j]; // Unit: Newton*Meter^2 |
Bragadeesh153 | 17:1e1955f3db75 | 287 | } |
Bragadeesh153 | 17:1e1955f3db75 | 288 | } |
Bragadeesh153 | 17:1e1955f3db75 | 289 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 290 | { |
Bragadeesh153 | 17:1e1955f3db75 | 291 | bcopy[i]=b[i]*den; |
Bragadeesh153 | 17:1e1955f3db75 | 292 | } |
Bragadeesh153 | 17:1e1955f3db75 | 293 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 294 | { |
Bragadeesh153 | 17:1e1955f3db75 | 295 | Mmnt[i]=bcopy[(i+1)%3]*tauc[(i+2)%3]-bcopy[(i+2)%3]*tauc[(i+1)%3]; |
Bragadeesh153 | 17:1e1955f3db75 | 296 | Mmnt[i]/=(den*den); // Unit: Ampere*Meter^2 |
Bragadeesh153 | 17:1e1955f3db75 | 297 | } |
lakshya | 10:f93407b97750 | 298 | } |
lakshya | 10:f93407b97750 | 299 | } |
Bragadeesh153 | 17:1e1955f3db75 | 300 | if (singularity_flag==1) |
lakshya | 10:f93407b97750 | 301 | { |
Bragadeesh153 | 17:1e1955f3db75 | 302 | for (i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 303 | { |
Bragadeesh153 | 17:1e1955f3db75 | 304 | Mmnt[i]=2*MmntMax; |
lakshya | 10:f93407b97750 | 305 | } |
lakshya | 10:f93407b97750 | 306 | } |
lakshya | 10:f93407b97750 | 307 | } |
lakshya | 10:f93407b97750 | 308 | else if(controlmode1==1) |
lakshya | 10:f93407b97750 | 309 | { |
Bragadeesh153 | 17:1e1955f3db75 | 310 | if (ACS_DETUMBLING_ALGO_TYPE==0) // BOmega Algo |
lakshya | 10:f93407b97750 | 311 | { |
Bragadeesh153 | 17:1e1955f3db75 | 312 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 313 | { |
Bragadeesh153 | 17:1e1955f3db75 | 314 | Mmnt[i]=-kdetumble*(b[(i+1)%3]*omega[(i+2)%3]-b[(i+2)%3]*omega[(i+1)%3]); // Unit: Ampere*Meter^2 |
Bragadeesh153 | 17:1e1955f3db75 | 315 | } |
Bragadeesh153 | 18:21740620c65e | 316 | ACS_STATUS = 6; |
Bragadeesh153 | 17:1e1955f3db75 | 317 | } |
Bragadeesh153 | 17:1e1955f3db75 | 318 | else if(ACS_DETUMBLING_ALGO_TYPE==1) // BDot Algo |
Bragadeesh153 | 17:1e1955f3db75 | 319 | { |
Bragadeesh153 | 17:1e1955f3db75 | 320 | for(i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 321 | { |
Bragadeesh153 | 17:1e1955f3db75 | 322 | Mmnt[i]=-kdetumble*db[i]; |
Bragadeesh153 | 17:1e1955f3db75 | 323 | } |
Bragadeesh153 | 18:21740620c65e | 324 | ACS_STATUS = 4; |
lakshya | 10:f93407b97750 | 325 | } |
lakshya | 10:f93407b97750 | 326 | } |
lakshya | 10:f93407b97750 | 327 | for(i=0;i<3;i++) |
lakshya | 10:f93407b97750 | 328 | { |
lakshya | 10:f93407b97750 | 329 | moment[i]=Mmnt[i]; // Unit: Ampere*Meter^2 |
lakshya | 10:f93407b97750 | 330 | } |
lakshya | 10:f93407b97750 | 331 | } |
sakthipriya | 0:7b4c00e3912f | 332 | |
sakthipriya | 0:7b4c00e3912f | 333 | I2C i2c (PTC9,PTC8); //PTC9-sda,PTC8-scl for the attitude sensors and battery gauge |
sakthipriya | 0:7b4c00e3912f | 334 | |
Bragadeesh153 | 16:cc77770d787f | 335 | int FCTN_ACS_INIT(); //initialization of registers happens |
Bragadeesh153 | 16:cc77770d787f | 336 | int SENSOR_INIT(); |
Bragadeesh153 | 16:cc77770d787f | 337 | int FCTN_ATS_DATA_ACQ(); //data is obtained |
Bragadeesh153 | 16:cc77770d787f | 338 | int SENSOR_DATA_ACQ(); |
sakthipriya | 0:7b4c00e3912f | 339 | void T_OUT(); //timeout function to stop infinite loop |
Bragadeesh153 | 16:cc77770d787f | 340 | |
Bragadeesh153 | 17:1e1955f3db75 | 341 | int CONFIG_UPLOAD(); |
sakthipriya | 0:7b4c00e3912f | 342 | Timeout to; //Timeout variable to |
sakthipriya | 0:7b4c00e3912f | 343 | int toFlag; |
sakthipriya | 0:7b4c00e3912f | 344 | |
sakthipriya | 0:7b4c00e3912f | 345 | int count =0; // Time for which the BAE uC is running (in seconds) |
sakthipriya | 0:7b4c00e3912f | 346 | void T_OUT() |
sakthipriya | 0:7b4c00e3912f | 347 | { |
sakthipriya | 0:7b4c00e3912f | 348 | toFlag=0; //as T_OUT function gets called the while loop gets terminated |
sakthipriya | 0:7b4c00e3912f | 349 | } |
sakthipriya | 0:7b4c00e3912f | 350 | |
sakthipriya | 0:7b4c00e3912f | 351 | |
sakthipriya | 0:7b4c00e3912f | 352 | //DEFINING VARIABLES |
sakthipriya | 0:7b4c00e3912f | 353 | char cmd[2]; |
sakthipriya | 0:7b4c00e3912f | 354 | char raw_gyro[6]; |
sakthipriya | 0:7b4c00e3912f | 355 | char raw_mag[6]; |
Bragadeesh153 | 17:1e1955f3db75 | 356 | char reg_data[24]; |
sakthipriya | 0:7b4c00e3912f | 357 | char store,status; |
sakthipriya | 0:7b4c00e3912f | 358 | int16_t bit_data; |
Bragadeesh153 | 17:1e1955f3db75 | 359 | uint16_t time_data; |
Bragadeesh153 | 17:1e1955f3db75 | 360 | float gyro_data[3], mag_data[3]; |
sakthipriya | 0:7b4c00e3912f | 361 | float gyro_error[3]= {0,0,0}, mag_error[3]= {0,0,0}; |
sakthipriya | 0:7b4c00e3912f | 362 | |
Bragadeesh153 | 17:1e1955f3db75 | 363 | int CONFIG_UPLOAD() |
sakthipriya | 0:7b4c00e3912f | 364 | { |
sakthipriya | 0:7b4c00e3912f | 365 | cmd[0]=RESETREQ; |
sakthipriya | 0:7b4c00e3912f | 366 | cmd[1]=BIT_RESREQ; |
sakthipriya | 0:7b4c00e3912f | 367 | i2c.write(SLAVE_ADDR,cmd,2); //When 0x01 is written in reset request register Emulates a hard power down/power up |
Bragadeesh153 | 16:cc77770d787f | 368 | wait_ms(600); |
Bragadeesh153 | 16:cc77770d787f | 369 | |
Bragadeesh153 | 16:cc77770d787f | 370 | //Verify magic number |
Bragadeesh153 | 16:cc77770d787f | 371 | |
Bragadeesh153 | 16:cc77770d787f | 372 | cmd[0]=HOST_CTRL; //0x02 is written in HOST CONTROL register to enable upload |
Bragadeesh153 | 16:cc77770d787f | 373 | cmd[1]=BIT_HOST_UPLD_ENB; |
Bragadeesh153 | 16:cc77770d787f | 374 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 375 | wait_ms(100); |
Bragadeesh153 | 16:cc77770d787f | 376 | |
Bragadeesh153 | 16:cc77770d787f | 377 | cmd[0]=UPLOAD_ADDR; //0x02 is written in HOST CONTROL register to enable upload |
Bragadeesh153 | 16:cc77770d787f | 378 | cmd[1]=0x0000; |
Bragadeesh153 | 16:cc77770d787f | 379 | i2c.write(SLAVE_ADDR,cmd,3); |
Bragadeesh153 | 16:cc77770d787f | 380 | wait_ms(100); |
Bragadeesh153 | 16:cc77770d787f | 381 | |
Bragadeesh153 | 16:cc77770d787f | 382 | |
Bragadeesh153 | 16:cc77770d787f | 383 | |
Bragadeesh153 | 16:cc77770d787f | 384 | |
Bragadeesh153 | 16:cc77770d787f | 385 | cmd[0]=HOST_CTRL; //0x00 is written in HOST CONTROL register to free upload |
Bragadeesh153 | 16:cc77770d787f | 386 | cmd[1]=0x00; |
Bragadeesh153 | 16:cc77770d787f | 387 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 388 | wait_ms(100); |
Bragadeesh153 | 16:cc77770d787f | 389 | |
Bragadeesh153 | 17:1e1955f3db75 | 390 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 391 | |
Bragadeesh153 | 16:cc77770d787f | 392 | } |
Bragadeesh153 | 16:cc77770d787f | 393 | |
Bragadeesh153 | 16:cc77770d787f | 394 | int SENSOR_INIT() |
Bragadeesh153 | 16:cc77770d787f | 395 | { |
Bragadeesh153 | 16:cc77770d787f | 396 | |
Bragadeesh153 | 16:cc77770d787f | 397 | pc_acs.printf("Entered sensor init\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 398 | cmd[0]=RESETREQ; |
Bragadeesh153 | 16:cc77770d787f | 399 | cmd[1]=BIT_RESREQ; |
Bragadeesh153 | 17:1e1955f3db75 | 400 | i2c.write(SLAVE_ADDR,cmd,2); //When 0x01 is written in reset request register Emulates a hard power down/power up |
Bragadeesh153 | 17:1e1955f3db75 | 401 | wait_ms(600); //waiting for loading configuration file stored in EEPROM |
sakthipriya | 0:7b4c00e3912f | 402 | cmd[0]=SENTRALSTATUS; |
sakthipriya | 0:7b4c00e3912f | 403 | i2c.write(SLAVE_ADDR,cmd,1); |
sakthipriya | 0:7b4c00e3912f | 404 | i2c.read(SLAVE_ADDR_READ,&store,1); |
Bragadeesh153 | 17:1e1955f3db75 | 405 | |
Bragadeesh153 | 16:cc77770d787f | 406 | pc_acs.printf("Sentral Status is %x\n \r",(int)store); |
Bragadeesh153 | 16:cc77770d787f | 407 | |
Bragadeesh153 | 17:1e1955f3db75 | 408 | //to check whether EEPROM is uploaded properly |
sakthipriya | 0:7b4c00e3912f | 409 | switch((int)store) { |
sakthipriya | 0:7b4c00e3912f | 410 | case(3): { |
sakthipriya | 0:7b4c00e3912f | 411 | break; |
sakthipriya | 0:7b4c00e3912f | 412 | } |
sakthipriya | 0:7b4c00e3912f | 413 | case(11): { |
sakthipriya | 0:7b4c00e3912f | 414 | break; |
sakthipriya | 0:7b4c00e3912f | 415 | } |
sakthipriya | 0:7b4c00e3912f | 416 | default: { |
sakthipriya | 0:7b4c00e3912f | 417 | cmd[0]=RESETREQ; |
sakthipriya | 0:7b4c00e3912f | 418 | cmd[1]=BIT_RESREQ; |
sakthipriya | 0:7b4c00e3912f | 419 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 420 | wait_ms(600); |
Bragadeesh153 | 16:cc77770d787f | 421 | |
Bragadeesh153 | 17:1e1955f3db75 | 422 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 423 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 424 | i2c.read(SLAVE_ADDR_READ,&store,1); |
Bragadeesh153 | 17:1e1955f3db75 | 425 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 426 | pc_acs.printf("Sentral Status is %x\n \r",(int)store); |
Bragadeesh153 | 17:1e1955f3db75 | 427 | |
sakthipriya | 0:7b4c00e3912f | 428 | } |
sakthipriya | 0:7b4c00e3912f | 429 | } |
Bragadeesh153 | 17:1e1955f3db75 | 430 | |
Bragadeesh153 | 16:cc77770d787f | 431 | |
Bragadeesh153 | 16:cc77770d787f | 432 | int manual=0; |
Bragadeesh153 | 17:1e1955f3db75 | 433 | if( ((int)store != 11 )&&((int)store != 11)) |
Bragadeesh153 | 16:cc77770d787f | 434 | { |
Bragadeesh153 | 16:cc77770d787f | 435 | |
Bragadeesh153 | 16:cc77770d787f | 436 | cmd[0]=RESETREQ; |
Bragadeesh153 | 16:cc77770d787f | 437 | cmd[1]=BIT_RESREQ; |
Bragadeesh153 | 16:cc77770d787f | 438 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 439 | wait_ms(600); |
Bragadeesh153 | 16:cc77770d787f | 440 | |
Bragadeesh153 | 17:1e1955f3db75 | 441 | manual = CONFIG_UPLOAD(); |
Bragadeesh153 | 16:cc77770d787f | 442 | |
Bragadeesh153 | 16:cc77770d787f | 443 | if(manual == 0) |
Bragadeesh153 | 16:cc77770d787f | 444 | { |
Bragadeesh153 | 17:1e1955f3db75 | 445 | //MANUAL CONFIGURATION FAILED |
Bragadeesh153 | 16:cc77770d787f | 446 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 447 | } |
Bragadeesh153 | 16:cc77770d787f | 448 | |
Bragadeesh153 | 16:cc77770d787f | 449 | } |
Bragadeesh153 | 16:cc77770d787f | 450 | |
Bragadeesh153 | 16:cc77770d787f | 451 | cmd[0]=HOST_CTRL; //0x01 is written in HOST CONTROL register to enable the sensors |
Bragadeesh153 | 16:cc77770d787f | 452 | cmd[1]=BIT_RUN_ENB; |
Bragadeesh153 | 16:cc77770d787f | 453 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 454 | |
Bragadeesh153 | 16:cc77770d787f | 455 | cmd[0]=MAGRATE; //Output data rate of 100Hz is used for magnetometer |
Bragadeesh153 | 16:cc77770d787f | 456 | cmd[1]=BIT_MAGODR; |
Bragadeesh153 | 16:cc77770d787f | 457 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 458 | |
Bragadeesh153 | 16:cc77770d787f | 459 | cmd[0]=GYRORATE; //Output data rate of 150Hz is used for gyroscope |
Bragadeesh153 | 16:cc77770d787f | 460 | cmd[1]=BIT_GYROODR; |
Bragadeesh153 | 16:cc77770d787f | 461 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 462 | |
Bragadeesh153 | 16:cc77770d787f | 463 | cmd[0]=ACCERATE; //Output data rate of 0 Hz is used to disable accelerometer |
Bragadeesh153 | 16:cc77770d787f | 464 | cmd[1]=0x00; |
Bragadeesh153 | 16:cc77770d787f | 465 | |
Bragadeesh153 | 16:cc77770d787f | 466 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 16:cc77770d787f | 467 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 468 | cmd[0]=ALGO_CTRL; //When 0x00 is written to ALGO CONTROL register , to scaled sensor values |
Bragadeesh153 | 16:cc77770d787f | 469 | cmd[1]=0x00; |
Bragadeesh153 | 16:cc77770d787f | 470 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 471 | |
Bragadeesh153 | 17:1e1955f3db75 | 472 | cmd[0]=ENB_EVT; //Enabling the CPU reset , error,gyro values and magnetometer values |
Bragadeesh153 | 16:cc77770d787f | 473 | cmd[1]=BIT_EVT_ENB; |
Bragadeesh153 | 16:cc77770d787f | 474 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 475 | |
Bragadeesh153 | 17:1e1955f3db75 | 476 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 477 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 478 | i2c.read(SLAVE_ADDR_READ,&store,1); |
Bragadeesh153 | 17:1e1955f3db75 | 479 | pc_acs.printf("Sentral Status after initialising is %x\n \r",(int)store); |
Bragadeesh153 | 17:1e1955f3db75 | 480 | |
Bragadeesh153 | 17:1e1955f3db75 | 481 | if( (int)store == 3) //Check if initialised properly and not in idle state |
Bragadeesh153 | 17:1e1955f3db75 | 482 | { |
Bragadeesh153 | 17:1e1955f3db75 | 483 | pc_acs.printf("Exited sensor init successfully\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 484 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 485 | } |
Bragadeesh153 | 17:1e1955f3db75 | 486 | |
Bragadeesh153 | 17:1e1955f3db75 | 487 | else if((int)store == 11) |
Bragadeesh153 | 17:1e1955f3db75 | 488 | { |
Bragadeesh153 | 17:1e1955f3db75 | 489 | cmd[0]=HOST_CTRL; //0x01 is written in HOST CONTROL register to enable the sensors |
Bragadeesh153 | 17:1e1955f3db75 | 490 | cmd[1]=BIT_RUN_ENB; |
Bragadeesh153 | 17:1e1955f3db75 | 491 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 492 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 493 | |
Bragadeesh153 | 17:1e1955f3db75 | 494 | cmd[0]=MAGRATE; //Output data rate of 100Hz is used for magnetometer |
Bragadeesh153 | 17:1e1955f3db75 | 495 | cmd[1]=BIT_MAGODR; |
Bragadeesh153 | 17:1e1955f3db75 | 496 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 497 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 498 | cmd[0]=GYRORATE; //Output data rate of 150Hz is used for gyroscope |
Bragadeesh153 | 17:1e1955f3db75 | 499 | cmd[1]=BIT_GYROODR; |
Bragadeesh153 | 17:1e1955f3db75 | 500 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 501 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 502 | cmd[0]=ACCERATE; //Output data rate of 0 Hz is used to disable accelerometer |
Bragadeesh153 | 17:1e1955f3db75 | 503 | cmd[1]=0x00; |
Bragadeesh153 | 17:1e1955f3db75 | 504 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 505 | |
Bragadeesh153 | 17:1e1955f3db75 | 506 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 507 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 508 | cmd[0]=ALGO_CTRL; //When 0x00 is written to ALGO CONTROL register we get scaled sensor values |
Bragadeesh153 | 17:1e1955f3db75 | 509 | cmd[1]=0x00; |
Bragadeesh153 | 17:1e1955f3db75 | 510 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 511 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 512 | |
Bragadeesh153 | 17:1e1955f3db75 | 513 | cmd[0]=ENB_EVT; //enabling the error,gyro values and magnetometer values |
Bragadeesh153 | 17:1e1955f3db75 | 514 | cmd[1]=BIT_EVT_ENB; |
Bragadeesh153 | 17:1e1955f3db75 | 515 | i2c.write(SLAVE_ADDR,cmd,2); |
Bragadeesh153 | 17:1e1955f3db75 | 516 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 517 | |
Bragadeesh153 | 17:1e1955f3db75 | 518 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 519 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 520 | i2c.read(SLAVE_ADDR_READ,&store,1); |
Bragadeesh153 | 17:1e1955f3db75 | 521 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 522 | pc_acs.printf("Sentral Status after trying again is %x\n \r",(int)store); |
Bragadeesh153 | 17:1e1955f3db75 | 523 | |
Bragadeesh153 | 17:1e1955f3db75 | 524 | if( (int)store != 3) |
Bragadeesh153 | 17:1e1955f3db75 | 525 | { |
Bragadeesh153 | 17:1e1955f3db75 | 526 | pc_acs.printf("Problem with initialising\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 527 | return 0; |
Bragadeesh153 | 17:1e1955f3db75 | 528 | } |
Bragadeesh153 | 17:1e1955f3db75 | 529 | } |
Bragadeesh153 | 17:1e1955f3db75 | 530 | |
Bragadeesh153 | 17:1e1955f3db75 | 531 | pc_acs.printf("Sensor init failed \n \r") ; |
Bragadeesh153 | 17:1e1955f3db75 | 532 | return 0; |
Bragadeesh153 | 17:1e1955f3db75 | 533 | } |
Bragadeesh153 | 16:cc77770d787f | 534 | |
Bragadeesh153 | 16:cc77770d787f | 535 | int FCTN_ACS_INIT() |
Bragadeesh153 | 16:cc77770d787f | 536 | { |
Bragadeesh153 | 16:cc77770d787f | 537 | ACS_INIT_STATUS = 1; //set ACS_INIT_STATUS flag |
Bragadeesh153 | 17:1e1955f3db75 | 538 | |
Bragadeesh153 | 16:cc77770d787f | 539 | |
Bragadeesh153 | 16:cc77770d787f | 540 | int working=0; |
Bragadeesh153 | 16:cc77770d787f | 541 | |
Bragadeesh153 | 16:cc77770d787f | 542 | pc_acs.printf("Attitude sensor init called \n \r"); |
Bragadeesh153 | 16:cc77770d787f | 543 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 16:cc77770d787f | 544 | |
Bragadeesh153 | 16:cc77770d787f | 545 | |
Bragadeesh153 | 17:1e1955f3db75 | 546 | if(( (ACS_ATS_STATUS & 0xC0) != 0xC0)&&( (ACS_ATS_STATUS & 0xC0) != 0x80)) //Sensor1 status is not 10 or 11 |
Bragadeesh153 | 16:cc77770d787f | 547 | { |
Bragadeesh153 | 16:cc77770d787f | 548 | |
Bragadeesh153 | 16:cc77770d787f | 549 | pc_acs.printf("Sensor 1 marked working \n \r"); |
Bragadeesh153 | 16:cc77770d787f | 550 | working = SENSOR_INIT(); |
Bragadeesh153 | 16:cc77770d787f | 551 | if(working ==1) |
Bragadeesh153 | 16:cc77770d787f | 552 | { |
Bragadeesh153 | 16:cc77770d787f | 553 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0x60; |
Bragadeesh153 | 17:1e1955f3db75 | 554 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); //Sensor 1 INIT successful |
Bragadeesh153 | 16:cc77770d787f | 555 | pc_acs.printf("Attitude sensor init exitting. Init successful. Ideal case.Sensor 1\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 556 | ACS_INIT_STATUS = 0; |
Bragadeesh153 | 16:cc77770d787f | 557 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 558 | } |
Bragadeesh153 | 16:cc77770d787f | 559 | |
Bragadeesh153 | 16:cc77770d787f | 560 | |
Bragadeesh153 | 16:cc77770d787f | 561 | |
Bragadeesh153 | 17:1e1955f3db75 | 562 | pc_acs.printf("Sensor 1 not working.Powering off.\n \r"); //Sensor 1 INIT failure and power off |
Bragadeesh153 | 16:cc77770d787f | 563 | ATS1_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 564 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0xE0; |
Bragadeesh153 | 16:cc77770d787f | 565 | |
Bragadeesh153 | 16:cc77770d787f | 566 | } |
Bragadeesh153 | 16:cc77770d787f | 567 | |
Bragadeesh153 | 16:cc77770d787f | 568 | pc_acs.printf("Sensor 1 not working. Trying Sensor 2\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 569 | |
Bragadeesh153 | 17:1e1955f3db75 | 570 | if(( (ACS_ATS_STATUS & 0x0C) != 0x0C)&&( (ACS_ATS_STATUS & 0x0C) != 0x08)) //Sensor1 status is not 10 or 11 |
Bragadeesh153 | 16:cc77770d787f | 571 | { |
Bragadeesh153 | 16:cc77770d787f | 572 | |
Bragadeesh153 | 16:cc77770d787f | 573 | |
Bragadeesh153 | 16:cc77770d787f | 574 | ATS2_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 575 | wait_ms(5); |
Bragadeesh153 | 16:cc77770d787f | 576 | working = SENSOR_INIT(); |
Bragadeesh153 | 16:cc77770d787f | 577 | if(working ==1) |
Bragadeesh153 | 16:cc77770d787f | 578 | { |
Bragadeesh153 | 16:cc77770d787f | 579 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 17:1e1955f3db75 | 580 | pc_acs.printf("Attitude sensor init exitting. Init successful. Ideal case.Sensor 2\n \r"); //Sensor2 INIT successful |
Bragadeesh153 | 16:cc77770d787f | 581 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x06; |
Bragadeesh153 | 16:cc77770d787f | 582 | ACS_INIT_STATUS = 0; |
Bragadeesh153 | 16:cc77770d787f | 583 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 584 | } |
Bragadeesh153 | 16:cc77770d787f | 585 | |
Bragadeesh153 | 16:cc77770d787f | 586 | |
Bragadeesh153 | 16:cc77770d787f | 587 | } |
Bragadeesh153 | 16:cc77770d787f | 588 | |
Bragadeesh153 | 16:cc77770d787f | 589 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 16:cc77770d787f | 590 | pc_acs.printf("Sensor 2 also not working.Exit init.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 591 | |
Bragadeesh153 | 16:cc77770d787f | 592 | |
Bragadeesh153 | 16:cc77770d787f | 593 | |
Bragadeesh153 | 16:cc77770d787f | 594 | ATS2_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 595 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x0E; |
Bragadeesh153 | 17:1e1955f3db75 | 596 | ACS_INIT_STATUS = 0; //set ACS_INIT_STATUS flag //Sensor 2 also not working |
Bragadeesh153 | 16:cc77770d787f | 597 | return 0; |
sakthipriya | 0:7b4c00e3912f | 598 | } |
sakthipriya | 0:7b4c00e3912f | 599 | |
Bragadeesh153 | 16:cc77770d787f | 600 | |
Bragadeesh153 | 16:cc77770d787f | 601 | int SENSOR_DATA_ACQ() |
sakthipriya | 0:7b4c00e3912f | 602 | { |
Bragadeesh153 | 16:cc77770d787f | 603 | int mag_only=0; |
Bragadeesh153 | 16:cc77770d787f | 604 | pc_acs.printf("Entering Sensor data acq.\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 605 | char status; |
Bragadeesh153 | 16:cc77770d787f | 606 | |
Bragadeesh153 | 17:1e1955f3db75 | 607 | int sentral; |
Bragadeesh153 | 16:cc77770d787f | 608 | int event; |
Bragadeesh153 | 16:cc77770d787f | 609 | int sensor; |
Bragadeesh153 | 16:cc77770d787f | 610 | int error; |
Bragadeesh153 | 17:1e1955f3db75 | 611 | int init; |
Bragadeesh153 | 16:cc77770d787f | 612 | |
Bragadeesh153 | 17:1e1955f3db75 | 613 | int ack1; |
Bragadeesh153 | 17:1e1955f3db75 | 614 | int ack2; |
Bragadeesh153 | 17:1e1955f3db75 | 615 | |
sakthipriya | 0:7b4c00e3912f | 616 | cmd[0]=EVT_STATUS; |
sakthipriya | 0:7b4c00e3912f | 617 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 618 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 619 | //wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 620 | event = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 621 | |
Bragadeesh153 | 17:1e1955f3db75 | 622 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 623 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 624 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 625 | |
Bragadeesh153 | 17:1e1955f3db75 | 626 | printf("Ack1: %d Ack2 : %d\n",ack1,ack2); |
Bragadeesh153 | 16:cc77770d787f | 627 | |
Bragadeesh153 | 17:1e1955f3db75 | 628 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 17:1e1955f3db75 | 629 | { |
Bragadeesh153 | 17:1e1955f3db75 | 630 | cmd[0]=EVT_STATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 631 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 632 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 633 | //wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 634 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 635 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 636 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 637 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 17:1e1955f3db75 | 638 | { |
Bragadeesh153 | 17:1e1955f3db75 | 639 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 640 | actual_data.AngularSpeed_actual[i] = 0; //acknowledgement failed |
Bragadeesh153 | 17:1e1955f3db75 | 641 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 642 | } |
Bragadeesh153 | 17:1e1955f3db75 | 643 | |
Bragadeesh153 | 17:1e1955f3db75 | 644 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 645 | } |
Bragadeesh153 | 17:1e1955f3db75 | 646 | } |
Bragadeesh153 | 16:cc77770d787f | 647 | |
Bragadeesh153 | 17:1e1955f3db75 | 648 | sentral = (int) status; |
Bragadeesh153 | 17:1e1955f3db75 | 649 | |
Bragadeesh153 | 17:1e1955f3db75 | 650 | pc_acs.printf("Event Status is %x\n \r",event); |
Bragadeesh153 | 17:1e1955f3db75 | 651 | pc_acs.printf("Sentral Status is %x\n \r",sentral); |
Bragadeesh153 | 17:1e1955f3db75 | 652 | |
Bragadeesh153 | 17:1e1955f3db75 | 653 | |
Bragadeesh153 | 17:1e1955f3db75 | 654 | |
Bragadeesh153 | 17:1e1955f3db75 | 655 | if ( (event & 0x40 != 0x40 ) || (event & 0x08 != 0x08 ) || (event & 0x01 == 0x01 )|| (event & 0x02 == 0x02 )|| (sentral!= 3)) //check for any error in event status register |
Bragadeesh153 | 16:cc77770d787f | 656 | { |
Bragadeesh153 | 16:cc77770d787f | 657 | |
Bragadeesh153 | 16:cc77770d787f | 658 | |
Bragadeesh153 | 17:1e1955f3db75 | 659 | init = SENSOR_INIT(); |
Bragadeesh153 | 16:cc77770d787f | 660 | |
Bragadeesh153 | 17:1e1955f3db75 | 661 | |
Bragadeesh153 | 17:1e1955f3db75 | 662 | int ack1,ack2; |
Bragadeesh153 | 16:cc77770d787f | 663 | cmd[0]=EVT_STATUS; |
Bragadeesh153 | 16:cc77770d787f | 664 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 665 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 666 | //wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 667 | event = (int)status; |
Bragadeesh153 | 16:cc77770d787f | 668 | |
Bragadeesh153 | 17:1e1955f3db75 | 669 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 670 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 671 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 672 | sentral = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 673 | |
Bragadeesh153 | 17:1e1955f3db75 | 674 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 16:cc77770d787f | 675 | { |
Bragadeesh153 | 17:1e1955f3db75 | 676 | cmd[0]=EVT_STATUS; |
Bragadeesh153 | 16:cc77770d787f | 677 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 678 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 679 | event = (int)status; |
Bragadeesh153 | 16:cc77770d787f | 680 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 681 | cmd[0]=SENTRALSTATUS; |
Bragadeesh153 | 16:cc77770d787f | 682 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 683 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 684 | sentral = (int)status; |
Bragadeesh153 | 16:cc77770d787f | 685 | wait_ms(100); |
Bragadeesh153 | 16:cc77770d787f | 686 | |
Bragadeesh153 | 17:1e1955f3db75 | 687 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 17:1e1955f3db75 | 688 | { |
Bragadeesh153 | 17:1e1955f3db75 | 689 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 690 | actual_data.AngularSpeed_actual[i] = 0; //acknowledgement failed |
Bragadeesh153 | 17:1e1955f3db75 | 691 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 692 | } |
Bragadeesh153 | 17:1e1955f3db75 | 693 | |
Bragadeesh153 | 17:1e1955f3db75 | 694 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 695 | } |
Bragadeesh153 | 17:1e1955f3db75 | 696 | } |
Bragadeesh153 | 17:1e1955f3db75 | 697 | |
Bragadeesh153 | 17:1e1955f3db75 | 698 | pc_acs.printf("Event Status after resetting and init is %x\n \r",event); |
Bragadeesh153 | 17:1e1955f3db75 | 699 | |
Bragadeesh153 | 17:1e1955f3db75 | 700 | if ( (event & 0x40 != 0x40 ) || (event & 0x08 != 0x08) || (event & 0x01 == 0x01 )|| (event & 0x02 == 0x02 ) || (init == 0)||(sentral != 3)) //check for any error in event status |
Bragadeesh153 | 17:1e1955f3db75 | 701 | { |
Bragadeesh153 | 17:1e1955f3db75 | 702 | |
Bragadeesh153 | 17:1e1955f3db75 | 703 | int ack1,ack2; |
Bragadeesh153 | 17:1e1955f3db75 | 704 | char status; |
Bragadeesh153 | 17:1e1955f3db75 | 705 | cmd[0]=ERROR; |
Bragadeesh153 | 17:1e1955f3db75 | 706 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 707 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 708 | error = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 709 | |
Bragadeesh153 | 17:1e1955f3db75 | 710 | cmd[0]=SENSORSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 711 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 712 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 713 | sensor = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 714 | |
Bragadeesh153 | 16:cc77770d787f | 715 | |
Bragadeesh153 | 17:1e1955f3db75 | 716 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 16:cc77770d787f | 717 | { |
Bragadeesh153 | 17:1e1955f3db75 | 718 | cmd[0]=ERROR; |
Bragadeesh153 | 17:1e1955f3db75 | 719 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 720 | ack1 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 721 | error = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 722 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 723 | |
Bragadeesh153 | 17:1e1955f3db75 | 724 | cmd[0]=SENSORSTATUS; |
Bragadeesh153 | 17:1e1955f3db75 | 725 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 17:1e1955f3db75 | 726 | ack2 = i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 17:1e1955f3db75 | 727 | sensor = (int)status; |
Bragadeesh153 | 17:1e1955f3db75 | 728 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 729 | |
Bragadeesh153 | 17:1e1955f3db75 | 730 | if((ack1!=0)||(ack2!=0)) |
Bragadeesh153 | 17:1e1955f3db75 | 731 | { |
Bragadeesh153 | 17:1e1955f3db75 | 732 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 733 | actual_data.AngularSpeed_actual[i] = 0; //acknowledgement failed |
Bragadeesh153 | 17:1e1955f3db75 | 734 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 735 | } |
Bragadeesh153 | 16:cc77770d787f | 736 | |
Bragadeesh153 | 17:1e1955f3db75 | 737 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 738 | } |
Bragadeesh153 | 16:cc77770d787f | 739 | } |
Bragadeesh153 | 16:cc77770d787f | 740 | |
Bragadeesh153 | 16:cc77770d787f | 741 | |
Bragadeesh153 | 17:1e1955f3db75 | 742 | |
Bragadeesh153 | 17:1e1955f3db75 | 743 | if((error!=0) || (sensor!=0)) |
Bragadeesh153 | 16:cc77770d787f | 744 | { |
Bragadeesh153 | 16:cc77770d787f | 745 | if( (error&1 == 1) || (sensor&1 == 1) || (sensor&16 == 16) ) |
Bragadeesh153 | 16:cc77770d787f | 746 | { |
Bragadeesh153 | 16:cc77770d787f | 747 | |
Bragadeesh153 | 16:cc77770d787f | 748 | if( (error&4 == 4) || (sensor&4 == 4) || (sensor&64 == 64) ) |
Bragadeesh153 | 16:cc77770d787f | 749 | { |
Bragadeesh153 | 17:1e1955f3db75 | 750 | |
Bragadeesh153 | 17:1e1955f3db75 | 751 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 752 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 753 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 754 | } |
Bragadeesh153 | 17:1e1955f3db75 | 755 | |
Bragadeesh153 | 16:cc77770d787f | 756 | pc_acs.printf("error in both sensors.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 757 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 758 | } |
Bragadeesh153 | 16:cc77770d787f | 759 | pc_acs.printf("error in gyro alone.Exiting.\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 760 | |
Bragadeesh153 | 17:1e1955f3db75 | 761 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 762 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 763 | } |
Bragadeesh153 | 17:1e1955f3db75 | 764 | |
Bragadeesh153 | 17:1e1955f3db75 | 765 | mag_only = 1; |
Bragadeesh153 | 17:1e1955f3db75 | 766 | //return 2; |
Bragadeesh153 | 17:1e1955f3db75 | 767 | } |
Bragadeesh153 | 17:1e1955f3db75 | 768 | |
Bragadeesh153 | 17:1e1955f3db75 | 769 | if(mag_only!= 1){ |
Bragadeesh153 | 16:cc77770d787f | 770 | pc_acs.printf("error in something else.Exiting.\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 771 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 772 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 773 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 774 | } |
Bragadeesh153 | 17:1e1955f3db75 | 775 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 776 | } |
Bragadeesh153 | 16:cc77770d787f | 777 | } |
Bragadeesh153 | 16:cc77770d787f | 778 | |
Bragadeesh153 | 17:1e1955f3db75 | 779 | if((event & 1 == 1 )) |
Bragadeesh153 | 16:cc77770d787f | 780 | { |
Bragadeesh153 | 17:1e1955f3db75 | 781 | pc_acs.printf("error in CPU Reset.\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 782 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 783 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 784 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 785 | } |
Bragadeesh153 | 16:cc77770d787f | 786 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 787 | |
Bragadeesh153 | 16:cc77770d787f | 788 | } |
Bragadeesh153 | 16:cc77770d787f | 789 | |
Bragadeesh153 | 17:1e1955f3db75 | 790 | if((event & 8 != 8 )||(event & 32 != 32 )) |
Bragadeesh153 | 16:cc77770d787f | 791 | { |
Bragadeesh153 | 16:cc77770d787f | 792 | pc_acs.printf("Data not ready waiting...\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 793 | //POLL |
Bragadeesh153 | 17:1e1955f3db75 | 794 | wait_ms(1000); |
Bragadeesh153 | 16:cc77770d787f | 795 | cmd[0]=EVT_STATUS; |
Bragadeesh153 | 16:cc77770d787f | 796 | i2c.write(SLAVE_ADDR,cmd,1); |
Bragadeesh153 | 16:cc77770d787f | 797 | i2c.read(SLAVE_ADDR_READ,&status,1); |
Bragadeesh153 | 16:cc77770d787f | 798 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 799 | if((event & 8 != 8 )||(event & 32 != 32 )) |
Bragadeesh153 | 16:cc77770d787f | 800 | { |
Bragadeesh153 | 16:cc77770d787f | 801 | |
Bragadeesh153 | 17:1e1955f3db75 | 802 | if(event & 32 != 32 ) |
Bragadeesh153 | 16:cc77770d787f | 803 | { |
Bragadeesh153 | 17:1e1955f3db75 | 804 | if(event & 8 != 8 ) |
Bragadeesh153 | 16:cc77770d787f | 805 | { |
Bragadeesh153 | 16:cc77770d787f | 806 | pc_acs.printf("Both data still not ready.Exiting..\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 807 | |
Bragadeesh153 | 17:1e1955f3db75 | 808 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 809 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 810 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 811 | } |
Bragadeesh153 | 16:cc77770d787f | 812 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 813 | } |
Bragadeesh153 | 17:1e1955f3db75 | 814 | |
Bragadeesh153 | 16:cc77770d787f | 815 | pc_acs.printf("Mag data only ready.Read..\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 816 | mag_only = 1; |
Bragadeesh153 | 16:cc77770d787f | 817 | //return 2; |
Bragadeesh153 | 16:cc77770d787f | 818 | |
Bragadeesh153 | 16:cc77770d787f | 819 | } |
Bragadeesh153 | 16:cc77770d787f | 820 | |
Bragadeesh153 | 16:cc77770d787f | 821 | |
Bragadeesh153 | 16:cc77770d787f | 822 | } |
Bragadeesh153 | 16:cc77770d787f | 823 | |
Bragadeesh153 | 16:cc77770d787f | 824 | |
Bragadeesh153 | 17:1e1955f3db75 | 825 | } |
Bragadeesh153 | 16:cc77770d787f | 826 | |
Bragadeesh153 | 16:cc77770d787f | 827 | |
Bragadeesh153 | 16:cc77770d787f | 828 | } |
Bragadeesh153 | 16:cc77770d787f | 829 | |
Bragadeesh153 | 17:1e1955f3db75 | 830 | if(mag_only !=1) |
Bragadeesh153 | 17:1e1955f3db75 | 831 | { |
Bragadeesh153 | 17:1e1955f3db75 | 832 | if(mag_only!= 1){ |
Bragadeesh153 | 17:1e1955f3db75 | 833 | pc_acs.printf("Error in something else.Exiting.\n \r"); |
Bragadeesh153 | 17:1e1955f3db75 | 834 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 835 | actual_data.AngularSpeed_actual[i] = 0; //Set values to 0 |
Bragadeesh153 | 17:1e1955f3db75 | 836 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 837 | } |
Bragadeesh153 | 17:1e1955f3db75 | 838 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 839 | } |
Bragadeesh153 | 17:1e1955f3db75 | 840 | |
Bragadeesh153 | 17:1e1955f3db75 | 841 | } |
Bragadeesh153 | 17:1e1955f3db75 | 842 | |
Bragadeesh153 | 16:cc77770d787f | 843 | |
Bragadeesh153 | 16:cc77770d787f | 844 | |
Bragadeesh153 | 16:cc77770d787f | 845 | |
Bragadeesh153 | 16:cc77770d787f | 846 | |
Bragadeesh153 | 16:cc77770d787f | 847 | } |
Bragadeesh153 | 16:cc77770d787f | 848 | |
Bragadeesh153 | 17:1e1955f3db75 | 849 | |
Bragadeesh153 | 17:1e1955f3db75 | 850 | |
sakthipriya | 0:7b4c00e3912f | 851 | cmd[0]=MAG_XOUT_H; //LSB of x |
Bragadeesh153 | 17:1e1955f3db75 | 852 | i2c.write(SLAVE_ADDR,cmd,1); //Read gryo and mag registers together |
Bragadeesh153 | 17:1e1955f3db75 | 853 | ack1 = i2c.read(SLAVE_ADDR_READ,reg_data,24); |
Bragadeesh153 | 17:1e1955f3db75 | 854 | |
Bragadeesh153 | 17:1e1955f3db75 | 855 | if(ack1 != 0) |
Bragadeesh153 | 17:1e1955f3db75 | 856 | { |
Bragadeesh153 | 17:1e1955f3db75 | 857 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 858 | cmd[0]=MAG_XOUT_H; //LSB of x |
Bragadeesh153 | 17:1e1955f3db75 | 859 | i2c.write(SLAVE_ADDR,cmd,1); //Read gryo and mag registers together |
Bragadeesh153 | 17:1e1955f3db75 | 860 | ack1 = i2c.read(SLAVE_ADDR_READ,reg_data,24); |
Bragadeesh153 | 17:1e1955f3db75 | 861 | wait_ms(100); |
Bragadeesh153 | 17:1e1955f3db75 | 862 | if(ack1 !=1) |
Bragadeesh153 | 17:1e1955f3db75 | 863 | { |
Bragadeesh153 | 17:1e1955f3db75 | 864 | for(int i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 865 | { |
Bragadeesh153 | 17:1e1955f3db75 | 866 | actual_data.Bvalue_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 867 | actual_data.AngularSpeed_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 868 | } |
Bragadeesh153 | 17:1e1955f3db75 | 869 | return 1; |
Bragadeesh153 | 17:1e1955f3db75 | 870 | } |
Bragadeesh153 | 17:1e1955f3db75 | 871 | |
Bragadeesh153 | 17:1e1955f3db75 | 872 | } |
Bragadeesh153 | 17:1e1955f3db75 | 873 | |
Bragadeesh153 | 17:1e1955f3db75 | 874 | |
sakthipriya | 0:7b4c00e3912f | 875 | // pc_acs.printf("\nGyro Values:\n"); |
sakthipriya | 0:7b4c00e3912f | 876 | for(int i=0; i<3; i++) { |
sakthipriya | 0:7b4c00e3912f | 877 | //concatenating gyro LSB and MSB to get 16 bit signed data values |
Bragadeesh153 | 17:1e1955f3db75 | 878 | bit_data= ((int16_t)reg_data[16+2*i+1]<<8)|(int16_t)reg_data[16+2*i]; |
sakthipriya | 0:7b4c00e3912f | 879 | gyro_data[i]=(float)bit_data; |
sakthipriya | 0:7b4c00e3912f | 880 | gyro_data[i]=gyro_data[i]/senstivity_gyro; |
sakthipriya | 0:7b4c00e3912f | 881 | gyro_data[i]+=gyro_error[i]; |
sakthipriya | 0:7b4c00e3912f | 882 | } |
Bragadeesh153 | 17:1e1955f3db75 | 883 | |
sakthipriya | 0:7b4c00e3912f | 884 | for(int i=0; i<3; i++) { |
Bragadeesh153 | 17:1e1955f3db75 | 885 | //concatenating mag LSB and MSB to get 16 bit signed data values Extract data |
Bragadeesh153 | 17:1e1955f3db75 | 886 | bit_data= ((int16_t)reg_data[2*i+1]<<8)|(int16_t)reg_data[2*i]; |
sakthipriya | 0:7b4c00e3912f | 887 | mag_data[i]=(float)bit_data; |
sakthipriya | 0:7b4c00e3912f | 888 | mag_data[i]=mag_data[i]/senstivity_mag; |
sakthipriya | 0:7b4c00e3912f | 889 | mag_data[i]+=mag_error[i]; |
sakthipriya | 0:7b4c00e3912f | 890 | } |
sakthipriya | 0:7b4c00e3912f | 891 | for(int i=0; i<3; i++) { |
sakthipriya | 6:036d08b62785 | 892 | // data[i]=gyro_data[i]; |
sakthipriya | 6:036d08b62785 | 893 | actual_data.AngularSpeed_actual[i] = gyro_data[i]; |
sakthipriya | 6:036d08b62785 | 894 | actual_data.Bvalue_actual[i] = mag_data[i]; |
sakthipriya | 0:7b4c00e3912f | 895 | } |
Bragadeesh153 | 17:1e1955f3db75 | 896 | |
Bragadeesh153 | 17:1e1955f3db75 | 897 | |
Bragadeesh153 | 16:cc77770d787f | 898 | |
Bragadeesh153 | 16:cc77770d787f | 899 | if(mag_only == 0) |
Bragadeesh153 | 16:cc77770d787f | 900 | { |
Bragadeesh153 | 16:cc77770d787f | 901 | |
Bragadeesh153 | 16:cc77770d787f | 902 | pc_acs.printf("Reading data successful.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 903 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 904 | } |
Bragadeesh153 | 16:cc77770d787f | 905 | else if(mag_only == 1) |
Bragadeesh153 | 16:cc77770d787f | 906 | { |
Bragadeesh153 | 17:1e1955f3db75 | 907 | |
Bragadeesh153 | 17:1e1955f3db75 | 908 | for(int i=0;i<3;i++) |
Bragadeesh153 | 17:1e1955f3db75 | 909 | { |
Bragadeesh153 | 17:1e1955f3db75 | 910 | actual_data.AngularSpeed_actual[i] = 0; |
Bragadeesh153 | 17:1e1955f3db75 | 911 | } |
Bragadeesh153 | 17:1e1955f3db75 | 912 | |
Bragadeesh153 | 17:1e1955f3db75 | 913 | |
Bragadeesh153 | 16:cc77770d787f | 914 | pc_acs.printf("Reading data partial success.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 915 | return 2; |
sakthipriya | 0:7b4c00e3912f | 916 | } |
Bragadeesh153 | 16:cc77770d787f | 917 | |
Bragadeesh153 | 16:cc77770d787f | 918 | pc_acs.printf("Reading data success.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 919 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 920 | |
Bragadeesh153 | 16:cc77770d787f | 921 | } |
Bragadeesh153 | 16:cc77770d787f | 922 | |
Bragadeesh153 | 16:cc77770d787f | 923 | |
Bragadeesh153 | 16:cc77770d787f | 924 | |
Bragadeesh153 | 16:cc77770d787f | 925 | int FCTN_ATS_DATA_ACQ() |
Bragadeesh153 | 16:cc77770d787f | 926 | { |
Bragadeesh153 | 16:cc77770d787f | 927 | |
Bragadeesh153 | 16:cc77770d787f | 928 | int acq; |
Bragadeesh153 | 16:cc77770d787f | 929 | |
Bragadeesh153 | 16:cc77770d787f | 930 | pc_acs.printf("DATA_ACQ called \n \r"); |
Bragadeesh153 | 16:cc77770d787f | 931 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 16:cc77770d787f | 932 | |
Bragadeesh153 | 16:cc77770d787f | 933 | // 0 success //1 full failure //2 partial failure |
Bragadeesh153 | 16:cc77770d787f | 934 | |
Bragadeesh153 | 16:cc77770d787f | 935 | |
Bragadeesh153 | 16:cc77770d787f | 936 | |
Bragadeesh153 | 16:cc77770d787f | 937 | if(( (ACS_ATS_STATUS & 0xC0) == 0x40)) |
Bragadeesh153 | 16:cc77770d787f | 938 | { |
Bragadeesh153 | 16:cc77770d787f | 939 | |
Bragadeesh153 | 16:cc77770d787f | 940 | acq = SENSOR_DATA_ACQ(); |
Bragadeesh153 | 16:cc77770d787f | 941 | if(acq == 0) |
Bragadeesh153 | 16:cc77770d787f | 942 | { |
Bragadeesh153 | 16:cc77770d787f | 943 | |
Bragadeesh153 | 16:cc77770d787f | 944 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0x60; |
Bragadeesh153 | 16:cc77770d787f | 945 | |
Bragadeesh153 | 16:cc77770d787f | 946 | ACS_DATA_ACQ_STATUS = 0; //clear ACS_DATA_ACQ_STATUS flag for att sens 2 |
Bragadeesh153 | 16:cc77770d787f | 947 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 16:cc77770d787f | 948 | pc_acs.printf(" Sensor 1 data acq successful.Exit Data ACQ\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 949 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 950 | } |
Bragadeesh153 | 16:cc77770d787f | 951 | else if(acq == 2) |
Bragadeesh153 | 16:cc77770d787f | 952 | { |
Bragadeesh153 | 16:cc77770d787f | 953 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0x40; |
Bragadeesh153 | 16:cc77770d787f | 954 | pc_acs.printf(" Sensor 1 data partial success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 955 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 956 | |
Bragadeesh153 | 16:cc77770d787f | 957 | /*if((ACS_ATS_STATUS & 0x0F == 0x00)) |
Bragadeesh153 | 16:cc77770d787f | 958 | { |
Bragadeesh153 | 16:cc77770d787f | 959 | pc_acs.printf(" Sensor 1 data acq partial success.Trying Sensor 2\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 960 | ATS1_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 961 | ATS2_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 962 | wait_ms(5); |
Bragadeesh153 | 16:cc77770d787f | 963 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0x20; |
Bragadeesh153 | 16:cc77770d787f | 964 | |
Bragadeesh153 | 16:cc77770d787f | 965 | int acq; |
Bragadeesh153 | 16:cc77770d787f | 966 | acq = SENSOR_DATA_ACQ(); |
Bragadeesh153 | 16:cc77770d787f | 967 | |
Bragadeesh153 | 16:cc77770d787f | 968 | if(acq == 0) |
Bragadeesh153 | 16:cc77770d787f | 969 | { |
Bragadeesh153 | 16:cc77770d787f | 970 | ACS_DATA_ACQ_STATUS = 0; |
Bragadeesh153 | 16:cc77770d787f | 971 | pc_acs.printf(" Sensor 2 data acq success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 972 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 973 | |
Bragadeesh153 | 16:cc77770d787f | 974 | } |
Bragadeesh153 | 16:cc77770d787f | 975 | else if(acq == 2) |
Bragadeesh153 | 16:cc77770d787f | 976 | { |
Bragadeesh153 | 16:cc77770d787f | 977 | ACS_DATA_ACQ_STATUS = 2; |
Bragadeesh153 | 16:cc77770d787f | 978 | pc_acs.printf(" Sensor 2 data acq partial success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 979 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 980 | } |
Bragadeesh153 | 16:cc77770d787f | 981 | |
Bragadeesh153 | 16:cc77770d787f | 982 | else if(acq == 1) |
Bragadeesh153 | 16:cc77770d787f | 983 | { |
Bragadeesh153 | 16:cc77770d787f | 984 | |
Bragadeesh153 | 16:cc77770d787f | 985 | int acq; |
Bragadeesh153 | 16:cc77770d787f | 986 | pc_acs.printf(" Sensor 2 data acq failure.Go to sensor 1 again.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 987 | ATS2_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 988 | ATS1_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 989 | wait_ms(5); |
Bragadeesh153 | 16:cc77770d787f | 990 | acq = SENSOR_DATA_ACQ(); |
Bragadeesh153 | 16:cc77770d787f | 991 | if(acq == 0) |
Bragadeesh153 | 16:cc77770d787f | 992 | { |
Bragadeesh153 | 16:cc77770d787f | 993 | pc_acs.printf(" Sensor 1 data acq success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 994 | ACS_DATA_ACQ_STATUS = 0; |
Bragadeesh153 | 16:cc77770d787f | 995 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 996 | } |
Bragadeesh153 | 16:cc77770d787f | 997 | else if(acq == 2) |
Bragadeesh153 | 16:cc77770d787f | 998 | { |
Bragadeesh153 | 16:cc77770d787f | 999 | pc_acs.printf(" Sensor 1 data acq partial success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1000 | ACS_DATA_ACQ_STATUS = 2; |
Bragadeesh153 | 16:cc77770d787f | 1001 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 1002 | } |
Bragadeesh153 | 16:cc77770d787f | 1003 | else |
Bragadeesh153 | 16:cc77770d787f | 1004 | { |
Bragadeesh153 | 16:cc77770d787f | 1005 | pc_acs.printf(" Sensor 1 data acq failure.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1006 | ATS1_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 1007 | ACS_DATA_ACQ_STATUS = 1; |
Bragadeesh153 | 16:cc77770d787f | 1008 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 1009 | } |
Bragadeesh153 | 16:cc77770d787f | 1010 | |
Bragadeesh153 | 16:cc77770d787f | 1011 | pc_acs.printf(" Sensor 1 data acq failure.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1012 | ATS1_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 1013 | ACS_DATA_ACQ_STATUS = 1; |
Bragadeesh153 | 16:cc77770d787f | 1014 | return 1; |
Bragadeesh153 | 16:cc77770d787f | 1015 | |
Bragadeesh153 | 16:cc77770d787f | 1016 | } |
Bragadeesh153 | 16:cc77770d787f | 1017 | |
Bragadeesh153 | 16:cc77770d787f | 1018 | } |
Bragadeesh153 | 16:cc77770d787f | 1019 | |
Bragadeesh153 | 16:cc77770d787f | 1020 | else |
Bragadeesh153 | 16:cc77770d787f | 1021 | { |
Bragadeesh153 | 16:cc77770d787f | 1022 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0x40; |
Bragadeesh153 | 16:cc77770d787f | 1023 | pc_acs.printf(" Sensor 1 data partial success.Sensor 2 marked not working.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1024 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 1025 | |
Bragadeesh153 | 16:cc77770d787f | 1026 | |
Bragadeesh153 | 16:cc77770d787f | 1027 | }*/ |
Bragadeesh153 | 16:cc77770d787f | 1028 | |
Bragadeesh153 | 16:cc77770d787f | 1029 | } |
Bragadeesh153 | 16:cc77770d787f | 1030 | |
Bragadeesh153 | 16:cc77770d787f | 1031 | else if(acq == 1) |
Bragadeesh153 | 16:cc77770d787f | 1032 | { |
Bragadeesh153 | 16:cc77770d787f | 1033 | pc_acs.printf(" Sensor 1 data acq failure.Try sensor 2.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1034 | ATS1_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 1035 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0xE0; |
Bragadeesh153 | 16:cc77770d787f | 1036 | } |
Bragadeesh153 | 16:cc77770d787f | 1037 | |
Bragadeesh153 | 16:cc77770d787f | 1038 | |
Bragadeesh153 | 16:cc77770d787f | 1039 | |
sakthipriya | 0:7b4c00e3912f | 1040 | } |
Bragadeesh153 | 16:cc77770d787f | 1041 | |
Bragadeesh153 | 16:cc77770d787f | 1042 | |
Bragadeesh153 | 16:cc77770d787f | 1043 | |
Bragadeesh153 | 16:cc77770d787f | 1044 | |
Bragadeesh153 | 16:cc77770d787f | 1045 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0x0F)|0xE0; |
Bragadeesh153 | 16:cc77770d787f | 1046 | |
Bragadeesh153 | 16:cc77770d787f | 1047 | |
Bragadeesh153 | 16:cc77770d787f | 1048 | if(( (ACS_ATS_STATUS & 0x0C) == 0x04)) |
sakthipriya | 0:7b4c00e3912f | 1049 | { |
Bragadeesh153 | 16:cc77770d787f | 1050 | ATS2_SW_ENABLE = 0; |
Bragadeesh153 | 16:cc77770d787f | 1051 | wait_ms(5); |
Bragadeesh153 | 16:cc77770d787f | 1052 | |
Bragadeesh153 | 16:cc77770d787f | 1053 | acq = SENSOR_DATA_ACQ(); |
Bragadeesh153 | 16:cc77770d787f | 1054 | if(acq == 0) |
Bragadeesh153 | 16:cc77770d787f | 1055 | { |
Bragadeesh153 | 16:cc77770d787f | 1056 | pc_acs.printf(" Sensor 2 data acq success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1057 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x06; |
Bragadeesh153 | 16:cc77770d787f | 1058 | ACS_DATA_ACQ_STATUS = 0; //clear ACS_DATA_ACQ_STATUS flag for att sens 2 |
Bragadeesh153 | 16:cc77770d787f | 1059 | return 0; |
Bragadeesh153 | 16:cc77770d787f | 1060 | } |
Bragadeesh153 | 16:cc77770d787f | 1061 | else if(acq == 2) |
Bragadeesh153 | 16:cc77770d787f | 1062 | { |
Bragadeesh153 | 16:cc77770d787f | 1063 | |
Bragadeesh153 | 16:cc77770d787f | 1064 | pc_acs.printf(" Sensor 2 data acq partial success.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1065 | |
Bragadeesh153 | 16:cc77770d787f | 1066 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x04; |
Bragadeesh153 | 16:cc77770d787f | 1067 | ACS_DATA_ACQ_STATUS = 2; //clear ACS_DATA_ACQ_STATUS flag for att sens 2 |
Bragadeesh153 | 16:cc77770d787f | 1068 | return 2; |
Bragadeesh153 | 16:cc77770d787f | 1069 | |
Bragadeesh153 | 16:cc77770d787f | 1070 | } |
Bragadeesh153 | 16:cc77770d787f | 1071 | |
Bragadeesh153 | 16:cc77770d787f | 1072 | else if(acq == 1) |
Bragadeesh153 | 16:cc77770d787f | 1073 | { |
Bragadeesh153 | 16:cc77770d787f | 1074 | pc_acs.printf(" Sensor 2 data acq failure.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1075 | ATS2_SW_ENABLE = 1; |
Bragadeesh153 | 16:cc77770d787f | 1076 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x0E; |
Bragadeesh153 | 16:cc77770d787f | 1077 | //Sensor 2 also not working |
Bragadeesh153 | 16:cc77770d787f | 1078 | } |
Bragadeesh153 | 16:cc77770d787f | 1079 | |
Bragadeesh153 | 16:cc77770d787f | 1080 | |
Bragadeesh153 | 16:cc77770d787f | 1081 | |
Bragadeesh153 | 16:cc77770d787f | 1082 | |
Bragadeesh153 | 16:cc77770d787f | 1083 | |
sakthipriya | 0:7b4c00e3912f | 1084 | } |
Bragadeesh153 | 16:cc77770d787f | 1085 | |
Bragadeesh153 | 17:1e1955f3db75 | 1086 | |
Bragadeesh153 | 16:cc77770d787f | 1087 | |
Bragadeesh153 | 16:cc77770d787f | 1088 | ACS_ATS_STATUS = (ACS_ATS_STATUS&0xF0)|0x0E; |
Bragadeesh153 | 16:cc77770d787f | 1089 | |
Bragadeesh153 | 16:cc77770d787f | 1090 | pc_acs.printf("ATS Status is %x\n\n \r",(int)ACS_ATS_STATUS); |
Bragadeesh153 | 16:cc77770d787f | 1091 | pc_acs.printf(" Both sensors data acq failure.Exiting.\n \r"); |
Bragadeesh153 | 16:cc77770d787f | 1092 | |
Bragadeesh153 | 16:cc77770d787f | 1093 | ACS_DATA_ACQ_STATUS = 1; //set ACS_DATA_ACQ_STATUS flag for att sens 2 |
Bragadeesh153 | 16:cc77770d787f | 1094 | return 1; |
sakthipriya | 0:7b4c00e3912f | 1095 | } |
sakthipriya | 0:7b4c00e3912f | 1096 | |
sakthipriya | 0:7b4c00e3912f | 1097 | void FCTN_ACS_GENPWM_MAIN(float Moment[3]) |
sakthipriya | 0:7b4c00e3912f | 1098 | { |
sakthipriya | 0:7b4c00e3912f | 1099 | printf("\n\rEntered executable PWMGEN function\n"); // entering the PWMGEN executable function |
sakthipriya | 0:7b4c00e3912f | 1100 | |
sakthipriya | 0:7b4c00e3912f | 1101 | float l_duty_cycle_x=0; //Duty cycle of Moment in x direction |
sakthipriya | 0:7b4c00e3912f | 1102 | float l_current_x=0; //Current sent in x TR's |
sakthipriya | 0:7b4c00e3912f | 1103 | float l_duty_cycle_y=0; //Duty cycle of Moment in y direction |
sakthipriya | 0:7b4c00e3912f | 1104 | float l_current_y=0; //Current sent in y TR's |
sakthipriya | 0:7b4c00e3912f | 1105 | float l_duty_cycle_z=0; //Duty cycle of Moment in z direction |
sakthipriya | 0:7b4c00e3912f | 1106 | float l_current_z=0; //Current sent in z TR's |
sakthipriya | 0:7b4c00e3912f | 1107 | |
sakthipriya | 0:7b4c00e3912f | 1108 | |
Bragadeesh153 | 17:1e1955f3db75 | 1109 | printf("\r\r"); |
sakthipriya | 0:7b4c00e3912f | 1110 | |
sakthipriya | 0:7b4c00e3912f | 1111 | //----------------------------- x-direction TR --------------------------------------------// |
sakthipriya | 0:7b4c00e3912f | 1112 | |
sakthipriya | 0:7b4c00e3912f | 1113 | |
sakthipriya | 0:7b4c00e3912f | 1114 | float l_moment_x = Moment[0]; //Moment in x direction |
sakthipriya | 0:7b4c00e3912f | 1115 | |
sakthipriya | 0:7b4c00e3912f | 1116 | phase_TR_x = 1; // setting the default current direction |
sakthipriya | 0:7b4c00e3912f | 1117 | if (l_moment_x <0) |
sakthipriya | 0:7b4c00e3912f | 1118 | { |
sakthipriya | 0:7b4c00e3912f | 1119 | phase_TR_x = 0; // if the moment value is negative, we send the abs value of corresponding current in opposite direction by setting the phase pin high |
sakthipriya | 0:7b4c00e3912f | 1120 | l_moment_x = abs(l_moment_x); |
sakthipriya | 0:7b4c00e3912f | 1121 | } |
sakthipriya | 0:7b4c00e3912f | 1122 | |
sakthipriya | 0:7b4c00e3912f | 1123 | l_current_x = l_moment_x * TR_CONSTANT ; //Moment and Current always have the linear relationship |
lakshya | 10:f93407b97750 | 1124 | printf("current in trx is %f \r \n",l_current_x); |
lakshya | 10:f93407b97750 | 1125 | if( l_current_x>0 && l_current_x < 0.0016 ) //Current and Duty cycle have the linear relationship between 1% and 100% |
lakshya | 10:f93407b97750 | 1126 | { |
lakshya | 10:f93407b97750 | 1127 | l_duty_cycle_x = 3*10000000*pow(l_current_x,3)- 90216*pow(l_current_x,2) + 697.78*l_current_x - 0.0048; // calculating upto 0.1% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1128 | printf("DC for trx is %f \r \n",l_duty_cycle_x); |
lakshya | 10:f93407b97750 | 1129 | PWM1.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1130 | PWM1 = l_duty_cycle_x/100 ; |
lakshya | 10:f93407b97750 | 1131 | } |
lakshya | 10:f93407b97750 | 1132 | else if (l_current_x >= 0.0016 && l_current_x < 0.0171) |
lakshya | 10:f93407b97750 | 1133 | { |
lakshya | 10:f93407b97750 | 1134 | l_duty_cycle_x = - 76880*pow(l_current_x,3) + 1280.8*pow(l_current_x,2) + 583.78*l_current_x + 0.0281; // calculating upto 10% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1135 | printf("DC for trx is %f \r \n",l_duty_cycle_x); |
lakshya | 10:f93407b97750 | 1136 | PWM1.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1137 | PWM1 = l_duty_cycle_x/100 ; |
lakshya | 10:f93407b97750 | 1138 | } |
lakshya | 10:f93407b97750 | 1139 | else if(l_current_x >= 0.0171 && l_current_x < 0.1678) |
lakshya | 10:f93407b97750 | 1140 | { |
lakshya | 10:f93407b97750 | 1141 | l_duty_cycle_x = 275.92*pow(l_current_x,2) + 546.13*l_current_x + 0.5316; // calculating upto 100% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1142 | printf("DC for trx is %f \r \n",l_duty_cycle_x); |
lakshya | 10:f93407b97750 | 1143 | PWM1.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1144 | PWM1 = l_duty_cycle_x/100 ; |
lakshya | 10:f93407b97750 | 1145 | } |
lakshya | 10:f93407b97750 | 1146 | else if(l_current_x==0) |
lakshya | 10:f93407b97750 | 1147 | { |
lakshya | 10:f93407b97750 | 1148 | printf("\n \r l_current_x====0"); |
lakshya | 10:f93407b97750 | 1149 | l_duty_cycle_x = 0; // default value of duty cycle |
lakshya | 10:f93407b97750 | 1150 | printf("DC for trx is %f \r \n",l_duty_cycle_x); |
lakshya | 10:f93407b97750 | 1151 | PWM1.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1152 | PWM1 = l_duty_cycle_x/100 ; |
lakshya | 10:f93407b97750 | 1153 | } |
lakshya | 10:f93407b97750 | 1154 | else //not necessary |
lakshya | 10:f93407b97750 | 1155 | { |
lakshya | 10:f93407b97750 | 1156 | g_err_flag_TR_x = 1; |
lakshya | 10:f93407b97750 | 1157 | } |
lakshya | 10:f93407b97750 | 1158 | |
lakshya | 10:f93407b97750 | 1159 | //------------------------------------- y-direction TR--------------------------------------// |
lakshya | 10:f93407b97750 | 1160 | |
lakshya | 10:f93407b97750 | 1161 | |
lakshya | 10:f93407b97750 | 1162 | float l_moment_y = Moment[1]; //Moment in y direction |
lakshya | 10:f93407b97750 | 1163 | |
lakshya | 10:f93407b97750 | 1164 | phase_TR_y = 1; // setting the default current direction |
lakshya | 10:f93407b97750 | 1165 | if (l_moment_y <0) |
lakshya | 10:f93407b97750 | 1166 | { |
lakshya | 10:f93407b97750 | 1167 | phase_TR_y = 0; //if the moment value is negative, we send the abs value of corresponding current in opposite direction by setting the phase pin high |
lakshya | 10:f93407b97750 | 1168 | l_moment_y = abs(l_moment_y); |
lakshya | 10:f93407b97750 | 1169 | } |
lakshya | 10:f93407b97750 | 1170 | |
lakshya | 10:f93407b97750 | 1171 | |
lakshya | 10:f93407b97750 | 1172 | l_current_y = l_moment_y * TR_CONSTANT ; //Moment and Current always have the linear relationship |
lakshya | 10:f93407b97750 | 1173 | printf("current in try is %f \r \n",l_current_y); |
lakshya | 10:f93407b97750 | 1174 | if( l_current_y>0 && l_current_y < 0.0016 ) //Current and Duty cycle have the linear relationship between 1% and 100% |
lakshya | 10:f93407b97750 | 1175 | { |
lakshya | 10:f93407b97750 | 1176 | l_duty_cycle_y = 3*10000000*pow(l_current_y,3)- 90216*pow(l_current_y,2) + 697.78*l_current_y - 0.0048; // calculating upto 0.1% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1177 | printf("DC for try is %f \r \n",l_duty_cycle_y); |
lakshya | 10:f93407b97750 | 1178 | PWM2.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1179 | PWM2 = l_duty_cycle_y/100 ; |
lakshya | 10:f93407b97750 | 1180 | } |
lakshya | 10:f93407b97750 | 1181 | else if (l_current_y >= 0.0016 && l_current_y < 0.0171) |
lakshya | 10:f93407b97750 | 1182 | { |
lakshya | 10:f93407b97750 | 1183 | l_duty_cycle_y = - 76880*pow(l_current_y,3) + 1280.8*pow(l_current_y,2) + 583.78*l_current_y + 0.0281; // calculating upto 10% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1184 | printf("DC for try is %f \r \n",l_duty_cycle_y); |
lakshya | 10:f93407b97750 | 1185 | PWM2.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1186 | PWM2 = l_duty_cycle_y/100 ; |
lakshya | 10:f93407b97750 | 1187 | } |
lakshya | 10:f93407b97750 | 1188 | else if(l_current_y >= 0.0171 && l_current_y < 0.1678) |
lakshya | 10:f93407b97750 | 1189 | { |
lakshya | 10:f93407b97750 | 1190 | l_duty_cycle_y = 275.92*pow(l_current_y,2) + 546.13*l_current_y + 0.5316; // calculating upto 100% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1191 | printf("DC for try is %f \r \n",l_duty_cycle_y); |
lakshya | 10:f93407b97750 | 1192 | PWM2.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1193 | PWM2 = l_duty_cycle_y/100 ; |
lakshya | 10:f93407b97750 | 1194 | } |
lakshya | 10:f93407b97750 | 1195 | else if(l_current_y==0) |
lakshya | 10:f93407b97750 | 1196 | { |
lakshya | 10:f93407b97750 | 1197 | printf("\n \r l_current_y====0"); |
lakshya | 10:f93407b97750 | 1198 | l_duty_cycle_y = 0; // default value of duty cycle |
lakshya | 10:f93407b97750 | 1199 | printf("DC for try is %f \r \n",l_duty_cycle_y); |
lakshya | 10:f93407b97750 | 1200 | PWM2.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1201 | PWM2 = l_duty_cycle_y/100 ; |
lakshya | 10:f93407b97750 | 1202 | } |
lakshya | 10:f93407b97750 | 1203 | else // not necessary |
lakshya | 10:f93407b97750 | 1204 | { |
lakshya | 10:f93407b97750 | 1205 | g_err_flag_TR_y = 1; |
lakshya | 10:f93407b97750 | 1206 | } |
lakshya | 10:f93407b97750 | 1207 | |
lakshya | 10:f93407b97750 | 1208 | //----------------------------------------------- z-direction TR -------------------------// |
lakshya | 10:f93407b97750 | 1209 | |
Bragadeesh153 | 17:1e1955f3db75 | 1210 | |
Bragadeesh153 | 17:1e1955f3db75 | 1211 | |
lakshya | 10:f93407b97750 | 1212 | float l_moment_z = Moment[2]; //Moment in z direction |
lakshya | 10:f93407b97750 | 1213 | |
Bragadeesh153 | 17:1e1955f3db75 | 1214 | phase_TR_z = 1; // setting the default current direction |
lakshya | 10:f93407b97750 | 1215 | if (l_moment_z <0) |
lakshya | 10:f93407b97750 | 1216 | { |
Bragadeesh153 | 17:1e1955f3db75 | 1217 | phase_TR_z = 0; //if the moment value is negative, we send the abs value of corresponding current in opposite direction by setting the phase pin high |
lakshya | 10:f93407b97750 | 1218 | l_moment_z = abs(l_moment_z); |
lakshya | 10:f93407b97750 | 1219 | } |
lakshya | 10:f93407b97750 | 1220 | |
lakshya | 10:f93407b97750 | 1221 | |
lakshya | 10:f93407b97750 | 1222 | l_current_z = l_moment_z * TR_CONSTANT ; //Moment and Current always have the linear relationship |
Bragadeesh153 | 17:1e1955f3db75 | 1223 | printf("current in trz is %f \r \n",l_current_z); |
Bragadeesh153 | 17:1e1955f3db75 | 1224 | if( l_current_z>0 && l_current_z < 0.0016 ) //Current and Duty cycle have the linear relationship between 1% and 100% |
lakshya | 10:f93407b97750 | 1225 | { |
lakshya | 10:f93407b97750 | 1226 | l_duty_cycle_z = 3*10000000*pow(l_current_z,3)- 90216*pow(l_current_z,2) + 697.78*l_current_z - 0.0048; // calculating upto 0.1% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1227 | printf("DC for trz is %f \r \n",l_duty_cycle_z); |
lakshya | 10:f93407b97750 | 1228 | PWM3.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1229 | PWM3 = l_duty_cycle_z/100 ; |
lakshya | 10:f93407b97750 | 1230 | } |
lakshya | 10:f93407b97750 | 1231 | else if (l_current_z >= 0.0016 && l_current_z < 0.0171) |
lakshya | 10:f93407b97750 | 1232 | { |
lakshya | 10:f93407b97750 | 1233 | l_duty_cycle_z = - 76880*pow(l_current_z,3) + 1280.8*pow(l_current_z,2) + 583.78*l_current_z + 0.0281; // calculating upto 10% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1234 | printf("DC for trz is %f \r \n",l_duty_cycle_z); |
lakshya | 10:f93407b97750 | 1235 | PWM3.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1236 | PWM3 = l_duty_cycle_z/100 ; |
lakshya | 10:f93407b97750 | 1237 | } |
lakshya | 10:f93407b97750 | 1238 | else if(l_current_z >= 0.0171 && l_current_z < 0.1678) |
lakshya | 10:f93407b97750 | 1239 | { |
lakshya | 10:f93407b97750 | 1240 | l_duty_cycle_z = 275.92*pow(l_current_z,2) + 546.13*l_current_z + 0.5316; // calculating upto 100% dutycycle by polynomial interpolation |
lakshya | 10:f93407b97750 | 1241 | printf("DC for trz is %f \r \n",l_duty_cycle_z); |
lakshya | 10:f93407b97750 | 1242 | PWM3.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1243 | PWM3 = l_duty_cycle_z/100 ; |
Bragadeesh153 | 17:1e1955f3db75 | 1244 | } |
lakshya | 10:f93407b97750 | 1245 | else if(l_current_z==0) |
lakshya | 10:f93407b97750 | 1246 | { |
lakshya | 10:f93407b97750 | 1247 | printf("\n \r l_current_z====0"); |
lakshya | 10:f93407b97750 | 1248 | l_duty_cycle_z = 0; // default value of duty cycle |
lakshya | 10:f93407b97750 | 1249 | printf("DC for trz is %f \r \n",l_duty_cycle_z); |
lakshya | 10:f93407b97750 | 1250 | PWM3.period(TIME_PERIOD); |
lakshya | 10:f93407b97750 | 1251 | PWM3 = l_duty_cycle_z/100 ; |
lakshya | 10:f93407b97750 | 1252 | } |
lakshya | 10:f93407b97750 | 1253 | else // not necessary |
lakshya | 10:f93407b97750 | 1254 | { |
Bragadeesh153 | 17:1e1955f3db75 | 1255 | g_err_flag_TR_z = 1; |
Bragadeesh153 | 17:1e1955f3db75 | 1256 | } |
lakshya | 10:f93407b97750 | 1257 | |
lakshya | 10:f93407b97750 | 1258 | //-----------------------------------------exiting the function-----------------------------------// |
lakshya | 10:f93407b97750 | 1259 | |
lakshya | 10:f93407b97750 | 1260 | printf("\n\rExited executable PWMGEN function\n\r"); // stating the successful exit of TR function |
lakshya | 10:f93407b97750 | 1261 | |
lakshya | 10:f93407b97750 | 1262 | } |
lakshya | 10:f93407b97750 | 1263 | |
lakshya | 10:f93407b97750 | 1264 | |
sakthipriya | 0:7b4c00e3912f | 1265 | |
sakthipriya | 0:7b4c00e3912f | 1266 | |
sakthipriya | 0:7b4c00e3912f | 1267 |