Pradeep Kotipalli / Mbed 2 deprecated COM_MNG_TMTC_SIMPLE

sd 32 update

Dependencies:   FreescaleIAP mbed-rtos mbed

Fork of COM_MNG_TMTC_SIMPLE by Shreesha S

COM_SND_TM.h@32:325359eb8d5c, 2016-01-04 (annotated)

Committer:
ee12b079
Date:
Mon Jan 04 16:32:26 2016 +0000
Revision:
32:325359eb8d5c
Parent:
31:470cfff32c3c
Child:
46:8a85dab29a40
Child:
47:5660bd20b146
corrected bug in segment_r

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ee12b079 25:60964ad4f13b 1 //void adf_not_SDcard();
shreeshas95 1:a0055b3280c8 2
shreeshas95 1:a0055b3280c8 3 #define S_FRAME_SIZE 48
ee12b079 27:f408ea06fcab 4 #define ISR 10
shreeshas95 1:a0055b3280c8 5 #define TM_FRAME_SIZE 134 //in bytes
shreeshas95 1:a0055b3280c8 6 #define T_FRAME_SIZE 159
shreeshas95 1:a0055b3280c8 7 #define EOS_SIZE 120
ee12b079 9:e9eaada136c6 8 #define MAX_ADF_LEN 65535
ee12b079 9:e9eaada136c6 9
shreeshas95 1:a0055b3280c8 10 const unsigned char S_frame[] = {0x46,0x9D,0xFB,0xF0,0xD2,0xBA,0x89,0xE4,0x46,0x9D,0xFB,0xF0,0xD2,0xBA,0x89,0xE4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
shreeshas95 1:a0055b3280c8 11 const unsigned char EoS[] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x1A,0x77,0xEF,0xC3,0x4A,0xEA,0x27,0x91,0x1A,0x77,0xEF,0xC3,0x4A,0xEA,0x27,0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x1A,0x77,0xEF,0xC3,0x4A,0xEA,0x27,0x91,0x1A,0x77,0xEF,0xC3,0x4A,0xEA,0x27,0x90,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
shreeshas95 1:a0055b3280c8 12 const unsigned char FCCH80[] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
shreeshas95 1:a0055b3280c8 13 const unsigned char SCH40[] = {0x0a,0x3f,0x46,0xb4,0x00};
ee12b079 30:154938956d89 14 const unsigned char EXOR_SEQ[] = {0x55,0xF1,0x51,0x3D,0xA7,0x42,0xAE,0x2E,0x2E,0x28,0x76,0x80,0x62,0x41,0xC4,0x75,0x4D,0x87,0xDB,0xE1,0x02,0x61,0x60,0x96,0x9C,0xCB,0x8A,0xBD,0x37,0xE4,0x72,0x5D,0xF2,0x19,0x62,0x06,0x9A,0xF9,0x38,0xB0,0x49,0x75,0xD0,0x17,0x1B,0xCC,0x0B,0xEB,0x1B,0x50,0xA2,0x2A,0x8E,0xFA,0x4D,0x6F,0x1B,0xF8,0x0F,0x97,0x39,0x25,0x60,0x55,0x9A,0xDF,0x1D,0x10,0x7F,0xBD,0x3E,0xBF,0xE5,0x68,0x02,0xD1,0x99,0x0D,0xDF,0x84,0x2E,0x15,0xE3,0x08,0xD7,0x44,0x10,0x41,0xCE,0x93,0xF6,0x59,0x71,0xD2,0xF7,0x1C,0x4A,0x44,0x2D,0xA9,0x44,0x98,0x3A,0x00,0x71,0xCC,0x2A,0x35,0xC1,0x81,0xCF,0x44,0xF7,0x6A,0x0E,0xE4,0xF2,0xFC,0xD6,0x0B,0xA8,0x95,0x7B,0x86,0xB5,0xF8,0x33,0xE9,0xBF,0x6A,0x0E,0xE6,0x53,0x82};
ee12b079 30:154938956d89 15
shreeshas95 1:a0055b3280c8 16 class SND_TM{
ee12b079 9:e9eaada136c6 17
ee12b079 9:e9eaada136c6 18 Base_tm * head_ptr;
ee12b079 9:e9eaada136c6 19
shreeshas95 1:a0055b3280c8 20 // transmit data variables
shreeshas95 1:a0055b3280c8 21 unsigned char Tframe_c; //_c represents counter, counts Tframe written in a segment
shreeshas95 1:a0055b3280c8 22 unsigned char EOS_c; //count no of bytes of eos have been weitten in the rolling buffer
shreeshas95 1:a0055b3280c8 23 unsigned char Sframe_c; //count no of bytes of Sframe have been weitten in the rolling buffer
shreeshas95 1:a0055b3280c8 24 unsigned char SCH40_c; //count no of bytes of SCH40 have been weitten in the rolling buffer
shreeshas95 1:a0055b3280c8 25 unsigned char data_c;
shreeshas95 1:a0055b3280c8 26 unsigned char FCCH80_c;
shreeshas95 1:a0055b3280c8 27 unsigned char RB_c; //rolling buffer counter
shreeshas95 1:a0055b3280c8 28 unsigned char segment_c; //counts the numver of segments sent
shreeshas95 1:a0055b3280c8 29 unsigned char MAX_SEGMENT;
shreeshas95 1:a0055b3280c8 30 bool Sframe; //Sframe = 1bit of CF1
shreeshas95 1:a0055b3280c8 31 bool SCH40_f;
shreeshas95 1:a0055b3280c8 32 bool FCCH80_f;
shreeshas95 1:a0055b3280c8 33 bool data_f;
ee12b079 9:e9eaada136c6 34 bool repeat_data_f;
shreeshas95 1:a0055b3280c8 35 bool transmit_data_f;
shreeshas95 1:a0055b3280c8 36 bool eos_f;
shreeshas95 1:a0055b3280c8 37 bool junk_f;
ee12b079 9:e9eaada136c6 38 bool segment_r; //flag checking if more sessions are required
ee12b079 9:e9eaada136c6 39
ee12b079 9:e9eaada136c6 40
shreeshas95 1:a0055b3280c8 41 // type 1 frame
ee12b079 9:e9eaada136c6 42
shreeshas95 1:a0055b3280c8 43 Base_tm *T0F_pointer ;
ee12b079 9:e9eaada136c6 44
shreeshas95 1:a0055b3280c8 45 int diff_prev;
shreeshas95 1:a0055b3280c8 46 void differential_encode(unsigned char* ptr, int length){
shreeshas95 1:a0055b3280c8 47 for(int i=0; i<length;i++){
shreeshas95 1:a0055b3280c8 48 unsigned char s = ptr[i] , t;
shreeshas95 1:a0055b3280c8 49 t = s ^ (s >> 1);
shreeshas95 1:a0055b3280c8 50 (diff_prev == 0) ? t=t^0x00 : t=t^0x80 ;
shreeshas95 1:a0055b3280c8 51 diff_prev = int(s & 0x01);
shreeshas95 1:a0055b3280c8 52 ptr[i] = t;
shreeshas95 1:a0055b3280c8 53 }
ee12b079 9:e9eaada136c6 54 }
ee12b079 9:e9eaada136c6 55
shreeshas95 1:a0055b3280c8 56 int type0_no; //number of type zero frames
ee12b079 9:e9eaada136c6 57 int type1_no;
shreeshas95 1:a0055b3280c8 58 int total_frames; //number of type one packe (TMP)
shreeshas95 1:a0055b3280c8 59 int SEGMENT_NO; //number of type one packe (TMP)
ee12b079 9:e9eaada136c6 60 int TOTAL_SEGMENT_NO;
ee12b079 9:e9eaada136c6 61 int LAST_SEGMENT_SIZE;
shreeshas95 1:a0055b3280c8 62 void inline data_number(){
shreeshas95 1:a0055b3280c8 63 int type1_frame_no;
shreeshas95 1:a0055b3280c8 64 Base_tm*head = head_ptr;
shreeshas95 1:a0055b3280c8 65 type0_no = 0;
shreeshas95 1:a0055b3280c8 66 type1_no = 0;
ee12b079 29:f4c59f7285a2 67 while(head!= NULL){
shreeshas95 1:a0055b3280c8 68 switch( GETshort_or_long_tm(head->fields) ){
shreeshas95 1:a0055b3280c8 69 case 0:
shreeshas95 1:a0055b3280c8 70 type0_no++;
shreeshas95 1:a0055b3280c8 71 break;
shreeshas95 1:a0055b3280c8 72 case 1:
shreeshas95 1:a0055b3280c8 73 type1_no++;
shreeshas95 1:a0055b3280c8 74 break;
shreeshas95 1:a0055b3280c8 75 }
ee12b079 9:e9eaada136c6 76
shreeshas95 1:a0055b3280c8 77 head=head->next_TM;
shreeshas95 1:a0055b3280c8 78 }
shreeshas95 1:a0055b3280c8 79 type1_frame_no = ( type1_no % 10 == 0 )? (type1_no / 10) : ( (type1_no / 10) + 1);
shreeshas95 1:a0055b3280c8 80 total_frames = type0_no + type1_frame_no ;
ee12b079 9:e9eaada136c6 81 TOTAL_SEGMENT_NO = (total_frames*2 % (ISR) == 0) ? ( total_frames*2/(ISR) ) : (total_frames*2/(ISR) + 1); //subtracting 1 since the last SCH40_f is not detected
ee12b079 9:e9eaada136c6 82 SEGMENT_NO = TOTAL_SEGMENT_NO;
ee12b079 9:e9eaada136c6 83 if(SEGMENT_NO > MAX_SEGMENT)
ee12b079 9:e9eaada136c6 84 {
ee12b079 9:e9eaada136c6 85 SEGMENT_NO = MAX_SEGMENT;
ee12b079 9:e9eaada136c6 86 }
ee12b079 31:470cfff32c3c 87 if(SEGMENT_NO == 1) segment_r = 0; else segment_r = 1;
ee12b079 9:e9eaada136c6 88 TOTAL_SEGMENT_NO -= SEGMENT_NO;
ee12b079 26:5fbb71ac7127 89 LAST_SEGMENT_SIZE = total_frames*2%ISR?total_frames*2%ISR:ISR;
shreeshas95 1:a0055b3280c8 90 }
ee12b079 9:e9eaada136c6 91
shreeshas95 1:a0055b3280c8 92 #define next_type_structure(ptr){\
shreeshas95 1:a0055b3280c8 93 unsigned char temp = GETshort_or_long_tm(ptr->fields);\
shreeshas95 1:a0055b3280c8 94 if((temp == 0) && (ptr->next_TM != NULL) ){\
shreeshas95 1:a0055b3280c8 95 do{\
shreeshas95 1:a0055b3280c8 96 ptr = ptr->next_TM;\
shreeshas95 1:a0055b3280c8 97 temp = GETshort_or_long_tm(ptr->fields);\
shreeshas95 1:a0055b3280c8 98 }\
shreeshas95 1:a0055b3280c8 99 while(temp == 1 && ptr->next_TM != NULL);\
shreeshas95 1:a0055b3280c8 100 if(temp == 1){\
shreeshas95 1:a0055b3280c8 101 ptr = NULL;\
shreeshas95 1:a0055b3280c8 102 }\
shreeshas95 1:a0055b3280c8 103 }\
shreeshas95 1:a0055b3280c8 104 else if((temp == 1) && (ptr->next_TM != NULL)){\
shreeshas95 1:a0055b3280c8 105 do{\
shreeshas95 1:a0055b3280c8 106 ptr = ptr->next_TM;\
shreeshas95 1:a0055b3280c8 107 temp = GETshort_or_long_tm(ptr->fields);\
shreeshas95 1:a0055b3280c8 108 }\
shreeshas95 1:a0055b3280c8 109 while(temp == 0 && ptr->next_TM != NULL);\
shreeshas95 1:a0055b3280c8 110 if(temp == 0){\
ee12b079 9:e9eaada136c6 111 ptr = NULL;\
shreeshas95 1:a0055b3280c8 112 }\
shreeshas95 1:a0055b3280c8 113 }\
shreeshas95 1:a0055b3280c8 114 else{\
ee12b079 9:e9eaada136c6 115 ptr = NULL;\
shreeshas95 1:a0055b3280c8 116 }\
shreeshas95 1:a0055b3280c8 117 }
ee12b079 9:e9eaada136c6 118
shreeshas95 1:a0055b3280c8 119 /*
shreeshas95 1:a0055b3280c8 120 brief: take input type 0 or 1 and return the address of the first node in the list that have that type
shreeshas95 1:a0055b3280c8 121 parameter: type 0 or 1
ee12b079 9:e9eaada136c6 122 return: pointer of the first node having same type
shreeshas95 1:a0055b3280c8 123 */
ee12b079 30:154938956d89 124 #define exor(ptr) { for(int i=0 ; i<134; i++ ) ptr[i]=ptr[i]^EXOR_SEQ[i];}
ee12b079 9:e9eaada136c6 125
shreeshas95 1:a0055b3280c8 126 #define first_type_structure( type,return_ptr) {\
shreeshas95 1:a0055b3280c8 127 Base_tm* temp_ptr = head_ptr;\
shreeshas95 1:a0055b3280c8 128 if(type == 0){\
shreeshas95 1:a0055b3280c8 129 while(GETshort_or_long_tm(temp_ptr->fields) == 1){\
shreeshas95 1:a0055b3280c8 130 temp_ptr = temp_ptr->next_TM;\
shreeshas95 1:a0055b3280c8 131 if(temp_ptr == NULL){\
shreeshas95 1:a0055b3280c8 132 return_ptr = NULL ;\
shreeshas95 1:a0055b3280c8 133 }\
shreeshas95 1:a0055b3280c8 134 }\
shreeshas95 1:a0055b3280c8 135 }\
shreeshas95 1:a0055b3280c8 136 else if(type == 1){\
shreeshas95 1:a0055b3280c8 137 while(GETshort_or_long_tm(temp_ptr->fields) == 0){\
shreeshas95 1:a0055b3280c8 138 temp_ptr = temp_ptr->next_TM;\
shreeshas95 1:a0055b3280c8 139 if(temp_ptr == NULL){\
shreeshas95 1:a0055b3280c8 140 return_ptr = NULL;\
shreeshas95 1:a0055b3280c8 141 }\
shreeshas95 1:a0055b3280c8 142 }\
shreeshas95 1:a0055b3280c8 143 }\
shreeshas95 1:a0055b3280c8 144 return_ptr = temp_ptr;\
shreeshas95 1:a0055b3280c8 145 }
ee12b079 9:e9eaada136c6 146
ee12b079 9:e9eaada136c6 147
ee12b079 9:e9eaada136c6 148
shreeshas95 1:a0055b3280c8 149 Base_tm *T1F_pointer ;
shreeshas95 1:a0055b3280c8 150 int T1F_counter;
shreeshas95 1:a0055b3280c8 151 unsigned char TMframe_type1[TM_FRAME_SIZE];
shreeshas95 1:a0055b3280c8 152 bool type1_frame_flag; //should be true for every new list
ee12b079 9:e9eaada136c6 153
shreeshas95 1:a0055b3280c8 154 #define type1_frame(ptr){\
shreeshas95 1:a0055b3280c8 155 int i=4;\
shreeshas95 1:a0055b3280c8 156 if(type1_frame_flag){\
shreeshas95 1:a0055b3280c8 157 first_type_structure(1,T1F_pointer);\
shreeshas95 1:a0055b3280c8 158 T1F_counter = 0;\
shreeshas95 1:a0055b3280c8 159 type1_frame_flag = false;\
shreeshas95 1:a0055b3280c8 160 }\
shreeshas95 1:a0055b3280c8 161 for(i = 4 ; (i < 134) && (T1F_pointer != NULL) ; i++){\
shreeshas95 1:a0055b3280c8 162 TMframe_type1[i] = T1F_pointer->TM_string[T1F_counter];\
shreeshas95 1:a0055b3280c8 163 if(T1F_counter++ == 12){\
shreeshas95 1:a0055b3280c8 164 T1F_counter = 0;\
shreeshas95 1:a0055b3280c8 165 next_type_structure(T1F_pointer);\
shreeshas95 1:a0055b3280c8 166 }\
shreeshas95 1:a0055b3280c8 167 }\
shreeshas95 1:a0055b3280c8 168 TMframe_type1[0] = 1<<7 + ( (i-4)/10 )<<3;\
shreeshas95 1:a0055b3280c8 169 TMframe_type1[3] = crc16_gen(TMframe_type1,3);\
shreeshas95 1:a0055b3280c8 170 if(T1F_pointer == NULL && i>12){\
shreeshas95 1:a0055b3280c8 171 for( ; i < 134 ; i++){\
shreeshas95 1:a0055b3280c8 172 TMframe_type1[i] = TMframe_type1[i-13];\
shreeshas95 1:a0055b3280c8 173 }\
shreeshas95 1:a0055b3280c8 174 }\
ee12b079 9:e9eaada136c6 175 ptr=TMframe_type1;\
ee12b079 31:470cfff32c3c 176 }
ee12b079 31:470cfff32c3c 177
shreeshas95 1:a0055b3280c8 178 bool type0_frame_flag;
ee12b079 9:e9eaada136c6 179
ee12b079 9:e9eaada136c6 180
shreeshas95 1:a0055b3280c8 181 #define type0_frame(ptr){\
shreeshas95 1:a0055b3280c8 182 if(type0_frame_flag){\
shreeshas95 1:a0055b3280c8 183 first_type_structure(0,T0F_pointer);\
shreeshas95 1:a0055b3280c8 184 type0_frame_flag = false;\
shreeshas95 1:a0055b3280c8 185 }\
shreeshas95 1:a0055b3280c8 186 else {\
shreeshas95 1:a0055b3280c8 187 next_type_structure(T0F_pointer);\
shreeshas95 1:a0055b3280c8 188 }\
shreeshas95 1:a0055b3280c8 189 ptr = T0F_pointer->TM_string;\
shreeshas95 1:a0055b3280c8 190 }
ee12b079 9:e9eaada136c6 191
ee12b079 9:e9eaada136c6 192 unsigned char convoluted_frame[270];
shreeshas95 1:a0055b3280c8 193 Convolution ConvObj2;
shreeshas95 1:a0055b3280c8 194 void convolution (unsigned char * ptr){
shreeshas95 1:a0055b3280c8 195 ConvObj2.convolutionEncode(ptr, convoluted_frame);
shreeshas95 1:a0055b3280c8 196 ConvObj2.convolutionEncode(ptr + 67, convoluted_frame + 135);
shreeshas95 1:a0055b3280c8 197 }
ee12b079 9:e9eaada136c6 198
ee12b079 9:e9eaada136c6 199
ee12b079 9:e9eaada136c6 200 unsigned char interleave_data[2][144];
shreeshas95 1:a0055b3280c8 201 unsigned char DS_index;
shreeshas95 1:a0055b3280c8 202 bool DS_state;
shreeshas95 1:a0055b3280c8 203 int DS_counter;
shreeshas95 1:a0055b3280c8 204 bool DS_f;
shreeshas95 1:a0055b3280c8 205 bool make_DataStream_f;
ee12b079 9:e9eaada136c6 206
ee12b079 9:e9eaada136c6 207 #define make_DataStream {\
ee12b079 9:e9eaada136c6 208 unsigned char* ptr;\
ee12b079 9:e9eaada136c6 209 if(make_DataStream_f == true){\
ee12b079 9:e9eaada136c6 210 DS_state = true;\
ee12b079 9:e9eaada136c6 211 DS_counter = 0;\
ee12b079 9:e9eaada136c6 212 DS_f = false;\
ee12b079 9:e9eaada136c6 213 make_DataStream_f = false;\
ee12b079 9:e9eaada136c6 214 }\
ee12b079 9:e9eaada136c6 215 if(DS_state){\
ee12b079 9:e9eaada136c6 216 if(DS_counter < total_frames-type0_no){\
ee12b079 9:e9eaada136c6 217 type1_frame(ptr); \
ee12b079 9:e9eaada136c6 218 DS_f = true;\
ee12b079 9:e9eaada136c6 219 }\
ee12b079 9:e9eaada136c6 220 else if(DS_counter < total_frames ){\
ee12b079 9:e9eaada136c6 221 type0_frame(ptr);\
ee12b079 9:e9eaada136c6 222 DS_f = true;\
ee12b079 9:e9eaada136c6 223 }\
ee12b079 9:e9eaada136c6 224 DS_counter++;\
ee12b079 9:e9eaada136c6 225 }\
ee12b079 9:e9eaada136c6 226 DS_state = !DS_state;\
ee12b079 9:e9eaada136c6 227 if (DS_f){\
ee12b079 9:e9eaada136c6 228 DS_f = false;\
ee12b079 30:154938956d89 229 exor(ptr);\
ee12b079 9:e9eaada136c6 230 convolution(ptr);\
ee12b079 9:e9eaada136c6 231 interleave(convoluted_frame,interleave_data[0]);\
ee12b079 9:e9eaada136c6 232 interleave(convoluted_frame+ 135,interleave_data[1]);}\
ee12b079 9:e9eaada136c6 233 DS_index = (DS_state==true)?1:0;\
ee12b079 9:e9eaada136c6 234 }
ee12b079 9:e9eaada136c6 235
ee12b079 9:e9eaada136c6 236
ee12b079 9:e9eaada136c6 237 //
shreeshas95 1:a0055b3280c8 238 public:
ee12b079 9:e9eaada136c6 239
shreeshas95 1:a0055b3280c8 240 bool reset_adf;
shreeshas95 1:a0055b3280c8 241 SND_TM(){
rohit3342 11:83acbe8e0ad1 242 MAX_SEGMENT = (MAX_ADF_LEN-EOS_SIZE)/( S_FRAME_SIZE + ISR*T_FRAME_SIZE);
ee12b079 9:e9eaada136c6 243 //(max length - eos size)/(sframe length + tFrameLength*ISR)
shreeshas95 1:a0055b3280c8 244 }
ee12b079 9:e9eaada136c6 245
shreeshas95 1:a0055b3280c8 246
ee12b079 9:e9eaada136c6 247
shreeshas95 1:a0055b3280c8 248 void head_pointer(Base_tm* ptr){
ee12b079 29:f4c59f7285a2 249 head_ptr = ptr ;
shreeshas95 1:a0055b3280c8 250 type1_frame_flag = true;
shreeshas95 1:a0055b3280c8 251 type0_frame_flag = true;
shreeshas95 1:a0055b3280c8 252 make_DataStream_f = true;
shreeshas95 1:a0055b3280c8 253 transmit_data_f = true;
shreeshas95 1:a0055b3280c8 254 diff_prev = 0;
shreeshas95 1:a0055b3280c8 255 data_number();
shreeshas95 1:a0055b3280c8 256 }
ee12b079 9:e9eaada136c6 257
ee12b079 9:e9eaada136c6 258
shreeshas95 1:a0055b3280c8 259 void inline transmit_data(unsigned char * transmit , bool * last_buffer){
shreeshas95 1:a0055b3280c8 260 if(transmit_data_f){
shreeshas95 1:a0055b3280c8 261 RB_c = 0;
shreeshas95 1:a0055b3280c8 262 Sframe_c = 0;
shreeshas95 1:a0055b3280c8 263 SCH40_c = 0;
shreeshas95 1:a0055b3280c8 264 FCCH80_c = 0;
shreeshas95 1:a0055b3280c8 265 Tframe_c = 0;
shreeshas95 1:a0055b3280c8 266 EOS_c = 0;
shreeshas95 1:a0055b3280c8 267 segment_c = 0;
shreeshas95 1:a0055b3280c8 268 data_c = 0;
ee12b079 9:e9eaada136c6 269
shreeshas95 1:a0055b3280c8 270 Sframe = true;
shreeshas95 1:a0055b3280c8 271 SCH40_f = false;
shreeshas95 1:a0055b3280c8 272 data_f = false;
shreeshas95 1:a0055b3280c8 273 FCCH80_f = false;
shreeshas95 1:a0055b3280c8 274 transmit_data_f = false;
shreeshas95 1:a0055b3280c8 275 reset_adf = false;
shreeshas95 1:a0055b3280c8 276 *last_buffer = false;
shreeshas95 1:a0055b3280c8 277 }
ee12b079 9:e9eaada136c6 278
shreeshas95 1:a0055b3280c8 279 for(RB_c = 0 ; RB_c<112 ; RB_c++){
ee12b079 9:e9eaada136c6 280
ee12b079 9:e9eaada136c6 281 if(junk_f || *last_buffer){
ee12b079 9:e9eaada136c6 282 transmit[RB_c] = 0x00;
ee12b079 9:e9eaada136c6 283 continue;
shreeshas95 1:a0055b3280c8 284 }
ee12b079 9:e9eaada136c6 285
shreeshas95 1:a0055b3280c8 286 if(Sframe){
shreeshas95 1:a0055b3280c8 287 transmit[RB_c] = S_frame[Sframe_c++];
shreeshas95 1:a0055b3280c8 288 if(Sframe_c == 48){
shreeshas95 1:a0055b3280c8 289 // printf("exit s frame\n");
shreeshas95 1:a0055b3280c8 290 Sframe_c = 0;
shreeshas95 1:a0055b3280c8 291 Sframe = false;
shreeshas95 1:a0055b3280c8 292 SCH40_f =true;
shreeshas95 1:a0055b3280c8 293 }
shreeshas95 1:a0055b3280c8 294 continue;
shreeshas95 1:a0055b3280c8 295 }
ee12b079 9:e9eaada136c6 296 //
shreeshas95 1:a0055b3280c8 297 if(SCH40_f){
ee12b079 9:e9eaada136c6 298 transmit[RB_c] = SCH40[SCH40_c++];
shreeshas95 1:a0055b3280c8 299 if(SCH40_c == 5 ){
shreeshas95 1:a0055b3280c8 300 SCH40_c = 0;
ee12b079 9:e9eaada136c6 301 SCH40_f = false;
ee12b079 9:e9eaada136c6 302
ee12b079 9:e9eaada136c6 303
ee12b079 9:e9eaada136c6 304 if(Tframe_c >= LAST_SEGMENT_SIZE && segment_r == 0)
ee12b079 9:e9eaada136c6 305 {
ee12b079 9:e9eaada136c6 306 repeat_data_f = true;
ee12b079 9:e9eaada136c6 307 DS_index = !DS_index;
ee12b079 9:e9eaada136c6 308 }
ee12b079 9:e9eaada136c6 309 else
ee12b079 9:e9eaada136c6 310 {
ee12b079 9:e9eaada136c6 311 data_f = true;
ee12b079 9:e9eaada136c6 312 make_DataStream;
ee12b079 9:e9eaada136c6 313 }
shreeshas95 1:a0055b3280c8 314 // printf("exit SCH40 frame\n");
shreeshas95 1:a0055b3280c8 315 }
shreeshas95 1:a0055b3280c8 316 continue;
shreeshas95 1:a0055b3280c8 317 }
ee12b079 9:e9eaada136c6 318 //
shreeshas95 1:a0055b3280c8 319 if(data_f){
shreeshas95 1:a0055b3280c8 320 transmit[RB_c] = interleave_data[DS_index][data_c++];
shreeshas95 1:a0055b3280c8 321 if(data_c == 144){
shreeshas95 1:a0055b3280c8 322 data_c = 0;
shreeshas95 1:a0055b3280c8 323 FCCH80_f = true;
shreeshas95 1:a0055b3280c8 324 data_f = false;
shreeshas95 1:a0055b3280c8 325 // printf("exit Data\n");
shreeshas95 1:a0055b3280c8 326 }
shreeshas95 1:a0055b3280c8 327 continue;
shreeshas95 1:a0055b3280c8 328 }
ee12b079 9:e9eaada136c6 329 if(repeat_data_f){
ee12b079 9:e9eaada136c6 330 transmit[RB_c] = interleave_data[DS_index][data_c++];
ee12b079 9:e9eaada136c6 331 if(data_c == 144){
ee12b079 9:e9eaada136c6 332 data_c = 0;
ee12b079 9:e9eaada136c6 333 FCCH80_f = true;
ee12b079 9:e9eaada136c6 334 repeat_data_f = false;
ee12b079 9:e9eaada136c6 335 // printf("exit Data\n");
ee12b079 9:e9eaada136c6 336 }
ee12b079 9:e9eaada136c6 337 continue;
ee12b079 9:e9eaada136c6 338 }
ee12b079 9:e9eaada136c6 339
shreeshas95 1:a0055b3280c8 340 if(FCCH80_f){
shreeshas95 1:a0055b3280c8 341 transmit[RB_c] = FCCH80[FCCH80_c++];
shreeshas95 1:a0055b3280c8 342 if(FCCH80_c == 10){
shreeshas95 1:a0055b3280c8 343 FCCH80_c = 0;
shreeshas95 1:a0055b3280c8 344 FCCH80_f = false;
shreeshas95 1:a0055b3280c8 345 // printf("exit FCCH80\n");
shreeshas95 1:a0055b3280c8 346 if(++Tframe_c != ISR)
ee12b079 9:e9eaada136c6 347 SCH40_f = true;
shreeshas95 1:a0055b3280c8 348 else{
shreeshas95 1:a0055b3280c8 349 Tframe_c = 0;
shreeshas95 1:a0055b3280c8 350 segment_c++;
ee12b079 32:325359eb8d5c 351 if(segment_c >= SEGMENT_NO - 1 && TOTAL_SEGMENT_NO == 0) segment_r = 0; else segment_r = 1;
ee12b079 9:e9eaada136c6 352 if(segment_c == SEGMENT_NO)
shreeshas95 1:a0055b3280c8 353 {eos_f = true;}
shreeshas95 1:a0055b3280c8 354 else{
shreeshas95 1:a0055b3280c8 355 Sframe = true;
shreeshas95 1:a0055b3280c8 356 }
shreeshas95 1:a0055b3280c8 357 }
shreeshas95 1:a0055b3280c8 358 }
shreeshas95 1:a0055b3280c8 359 continue;
ee12b079 9:e9eaada136c6 360 }
ee12b079 9:e9eaada136c6 361
ee12b079 9:e9eaada136c6 362 if(eos_f){
shreeshas95 1:a0055b3280c8 363 transmit[RB_c] = EoS[EOS_c++];
shreeshas95 1:a0055b3280c8 364 if(EOS_c == EOS_SIZE){
shreeshas95 1:a0055b3280c8 365 EOS_c = 0;
shreeshas95 1:a0055b3280c8 366 eos_f = false;
ee12b079 9:e9eaada136c6 367 if(segment_c == SEGMENT_NO && segment_r == 0){
ee12b079 9:e9eaada136c6 368 *last_buffer = true;
ee12b079 9:e9eaada136c6 369 }
ee12b079 9:e9eaada136c6 370 else if(segment_c == SEGMENT_NO && segment_r != 0){
ee12b079 9:e9eaada136c6 371 segment_c = 0;
ee12b079 9:e9eaada136c6 372 SEGMENT_NO = TOTAL_SEGMENT_NO;
ee12b079 9:e9eaada136c6 373 if(SEGMENT_NO > MAX_SEGMENT)
ee12b079 9:e9eaada136c6 374 {
ee12b079 9:e9eaada136c6 375 SEGMENT_NO = MAX_SEGMENT;
ee12b079 9:e9eaada136c6 376 }
ee12b079 31:470cfff32c3c 377 if(SEGMENT_NO == 1) segment_r = 0; else segment_r = 1;
ee12b079 9:e9eaada136c6 378 TOTAL_SEGMENT_NO -= SEGMENT_NO;
ee12b079 9:e9eaada136c6 379 reset_adf = true;//what does this do??
ee12b079 9:e9eaada136c6 380 Sframe = true;
ee12b079 9:e9eaada136c6 381 }
shreeshas95 1:a0055b3280c8 382 junk_f = true;
shreeshas95 1:a0055b3280c8 383 }
shreeshas95 1:a0055b3280c8 384 continue;
ee12b079 9:e9eaada136c6 385 }
shreeshas95 1:a0055b3280c8 386 }
shreeshas95 1:a0055b3280c8 387 differential_encode(transmit,112);
shreeshas95 1:a0055b3280c8 388 if(reset_adf == true){
shreeshas95 1:a0055b3280c8 389 diff_prev = 0;
shreeshas95 1:a0055b3280c8 390 junk_f = false;
shreeshas95 1:a0055b3280c8 391 }
ee12b079 9:e9eaada136c6 392
shreeshas95 1:a0055b3280c8 393 }
ee12b079 9:e9eaada136c6 394
shreeshas95 1:a0055b3280c8 395 };
shreeshas95 1:a0055b3280c8 396 SND_TM snd_tm;