Team Fox / Mbed 2 deprecated TR_EXCITATION_TEST

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Dependencies:   FreescaleIAP mbed-rtos mbed

Fork of BAE_CODE_MARCH_2017 by Team Fox

BCN.cpp@58:c4203e162d12, 2016-09-04 (annotated)

Committer:
lakshya
Date:
Sun Sep 04 18:05:31 2016 +0000
Revision:
58:c4203e162d12
Parent:
51:661dc022613a
Child:
66:a5d2b8dc6b9e
counters done, short bcn populated, acs values received,tmp values corrected, bcn tmp received; 4thsep

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lakshya 20:949d13045431 1 #include "BCN.h"
lakshya 33:76f2b8735501 2 #include "EPS.h"
lakshya 20:949d13045431 3 #include <stdio.h>
lakshya 20:949d13045431 4 #include "pin_config.h"
lakshya 20:949d13045431 5 //Check the pin names
lakshya 27:61c856be467e 6 //Takes max 4 sec in void FCTN_BCN_TX_MAIN() (temp.calc. + long_beacon + short_beacon)
lakshya 20:949d13045431 7
lakshya 49:61c9f28332ba 8 Timer timer_Init_BEACON_HW;
lakshya 49:61c9f28332ba 9 Timer timer_Set_BCN_TX_STATUS_DISABLED;
lakshya 49:61c9f28332ba 10 Timer timer_Set_BCN_TX_STATUS_SUSPENDED;
lakshya 49:61c9f28332ba 11 Timer timer_Set_BCN_TX_STATUS_RF_SILENCE;
lakshya 49:61c9f28332ba 12 Timer timer_Set_BCN_TX_STATUS_SUCCESS;
lakshya 49:61c9f28332ba 13 Timer timer_Set_BCN_TX_STATUS_FAILURE;
lakshya 49:61c9f28332ba 14
lakshya 58:c4203e162d12 15 extern BAE_HK_actual actual_data;
lakshya 58:c4203e162d12 16
lakshya 49:61c9f28332ba 17
lakshya 49:61c9f28332ba 18 DigitalOut bcn_sw(PIN14,0);
lakshya 20:949d13045431 19 Serial pc_bcn(USBTX, USBRX); //tx,rx
lakshya 47:d59ba66229ce 20 //SPI spi(D11, D12, D13); // mosi, miso, sclk
lakshya 47:d59ba66229ce 21 //DigitalOut cs(D10); //slave select or chip select
lakshya 47:d59ba66229ce 22 SPI spi(PIN16, PIN17, PIN15); // mosi, miso, sclk
lakshya 47:d59ba66229ce 23 DigitalOut cs(PIN6); //slave select or chip select
lakshya 20:949d13045431 24 Timer t_i;//timer for checking the time taken by (temp.calc. + long_beacon + short_beacon)
lakshya 20:949d13045431 25 //Timer t_is;//timer for short_beacon
lakshya 20:949d13045431 26 //Timer t_il;//timer for long_beacon
lakshya 20:949d13045431 27 Timeout rf_sl_timeout;//RF_silence timer
lakshya 20:949d13045431 28 Ticker loop;//for transmitting every 10 secs
lakshya 20:949d13045431 29
lakshya 20:949d13045431 30 //GLOBAL VARIABLES
lakshya 20:949d13045431 31 uint8_t BCN_INIT_STATUS = 0;
lakshya 20:949d13045431 32 uint8_t BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 33 uint8_t BCN_TX_STATUS = 0;
lakshya 20:949d13045431 34 uint8_t BCN_TX_ENABLE = 1; //hardcoding for now //check where is this variable toggled??
lakshya 20:949d13045431 35 uint8_t BCN_TX_SW_STATUS = 1;
lakshya 20:949d13045431 36 uint8_t BCN_FEN = 0; //hardcoding for now //write this value to flash
lakshya 20:949d13045431 37 uint8_t BCN_SPND_TX = 0; //hardcoding for now //check where is this variable toggled??
lakshya 58:c4203e162d12 38 uint8_t BCN_TMP = 5; // For Temperature
lakshya 20:949d13045431 39 uint8_t ERROR_CHECK = 0;
lakshya 20:949d13045431 40 uint8_t BCN_FAIL_COUNT = 0; //Flag for keeping count of no. of times of BCN failure in init or one transmission in 30 secs (failure in spi communication)
lakshya 20:949d13045431 41 //This Flag when exceeds a threshold, uC should reset.
lakshya 20:949d13045431 42 uint16_t BCN_TX_MAIN_COUNTER = 0;
lakshya 33:76f2b8735501 43 uint8_t SHORT_HK_data[15];
lakshya 33:76f2b8735501 44 extern uint8_t BCN_LONG_MSG_TYPE;
lakshya 33:76f2b8735501 45 extern uint8_t LONG_HK_data[2][134];
lakshya 47:d59ba66229ce 46 extern DigitalOut BCN_SW;
lakshya 33:76f2b8735501 47 extern float EPS_BTRY_TMP_AVG;
lakshya 33:76f2b8735501 48
lakshya 33:76f2b8735501 49 extern BAE_HK_quant quant_data;
lakshya 33:76f2b8735501 50 extern uint8_t BAE_RESET_COUNTER;
lakshya 33:76f2b8735501 51 extern Timer BAE_uptime;
lakshya 33:76f2b8735501 52 extern Timer I2C_last;
lakshya 33:76f2b8735501 53 extern void RETURN_UPTIME(float,uint8_t*,uint8_t*,uint8_t*);
lakshya 47:d59ba66229ce 54 extern DigitalIn CDMS_OC_FAULT;
lakshya 47:d59ba66229ce 55 extern DigitalIn EPS_CHARGER_STATUS;
lakshya 33:76f2b8735501 56 extern uint8_t crc8_short();
lakshya 33:76f2b8735501 57
lakshya 58:c4203e162d12 58 extern uint8_t float_to_uint8(float min,float max,float val);
lakshya 58:c4203e162d12 59
lakshya 33:76f2b8735501 60 void SHORT_HK_data_AQ()
lakshya 33:76f2b8735501 61 {
lakshya 33:76f2b8735501 62 uint8_t days,hours,mins;//for calculating the timing data in bae i2c uptime
lakshya 33:76f2b8735501 63
lakshya 33:76f2b8735501 64 //1st 0-7 call sign
lakshya 33:76f2b8735501 65 //SHORT_HK_data[0] _ SHORT_HK_data[6]
lakshya 49:61c9f28332ba 66 SHORT_HK_data[0] = 0xF3;
lakshya 49:61c9f28332ba 67 SHORT_HK_data[1] = 0x02;
lakshya 49:61c9f28332ba 68 SHORT_HK_data[2] = 0xFA;
lakshya 49:61c9f28332ba 69 SHORT_HK_data[3] = 0xC6;
lakshya 49:61c9f28332ba 70 SHORT_HK_data[4] = 0xD4;
lakshya 49:61c9f28332ba 71 SHORT_HK_data[5] = 0x28;
lakshya 49:61c9f28332ba 72 SHORT_HK_data[6] = 0x8A;
lakshya 33:76f2b8735501 73
lakshya 33:76f2b8735501 74 SHORT_HK_data[7] = quant_data.voltage_quant[15];
lakshya 33:76f2b8735501 75 SHORT_HK_data[7] = (SHORT_HK_data[7] & 0xF0) | (quant_data.current_quant[1]>>4);
lakshya 58:c4203e162d12 76
lakshya 58:c4203e162d12 77 //taking only the most significant bits
lakshya 58:c4203e162d12 78 SHORT_HK_data[8] = actual_data.bit_data_acs_mg[0]>>8;
lakshya 33:76f2b8735501 79 SHORT_HK_data[8] = (SHORT_HK_data[8] & 0xF0) | BCN_TMP>>4;
lakshya 58:c4203e162d12 80 //SHORT_HK_data[9] = 0xFF;
lakshya 58:c4203e162d12 81 SHORT_HK_data[9] = float_to_uint8(-50,100,EPS_BTRY_TMP_AVG);
lakshya 33:76f2b8735501 82 SHORT_HK_data[9] = (SHORT_HK_data[9]&0xF0) | BAE_RESET_COUNTER>>4;
lakshya 33:76f2b8735501 83
lakshya 49:61c9f28332ba 84
lakshya 33:76f2b8735501 85 RETURN_UPTIME(BAE_uptime.read(),&days,&hours,&mins);
lakshya 33:76f2b8735501 86 SHORT_HK_data[10] = CDMS_OC_FAULT;
lakshya 58:c4203e162d12 87 SHORT_HK_data[10] = (SHORT_HK_data[10]<<1) | 0;//receiver_oc_fault//to be diss;
lakshya 33:76f2b8735501 88 SHORT_HK_data[10] = (SHORT_HK_data[10]<<1) | ((quant_data.voltage_quant[12]>>2)&0x3C);
lakshya 33:76f2b8735501 89 SHORT_HK_data[10] = (SHORT_HK_data[10]<<2) | ((days>>3)&0x03);
lakshya 33:76f2b8735501 90 SHORT_HK_data[11] = (days<<5) | (hours&0x1F);
lakshya 33:76f2b8735501 91
lakshya 33:76f2b8735501 92 RETURN_UPTIME(I2C_last.read(),&days,&hours,&mins);
lakshya 33:76f2b8735501 93 SHORT_HK_data[12] = EPS_CHARGER_STATUS;
lakshya 33:76f2b8735501 94 SHORT_HK_data[12] = (SHORT_HK_data[12]<<4) | (quant_data.voltage_quant[13]>>4);
lakshya 33:76f2b8735501 95 SHORT_HK_data[12] = (SHORT_HK_data[12]<<3) | (days>>2);
lakshya 33:76f2b8735501 96 SHORT_HK_data[13] = (days<<6) | (mins&0x3F);
lakshya 33:76f2b8735501 97
lakshya 33:76f2b8735501 98 SHORT_HK_data[14] = crc8_short();
lakshya 33:76f2b8735501 99 }
lakshya 20:949d13045431 100
lakshya 20:949d13045431 101 void FCTN_BCN_INIT()
lakshya 20:949d13045431 102 {
lakshya 20:949d13045431 103 pc_bcn.printf("FCTN_BCN_INIT\n");
lakshya 20:949d13045431 104 BCN_INIT_STATUS = 1;
lakshya 33:76f2b8735501 105 if( BCN_TX_SW_STATUS == 0b00000001)
lakshya 49:61c9f28332ba 106 {
lakshya 49:61c9f28332ba 107 timer_Init_BEACON_HW.reset();
lakshya 49:61c9f28332ba 108 timer_Init_BEACON_HW.start();
lakshya 49:61c9f28332ba 109 Init_BEACON_HW();
lakshya 49:61c9f28332ba 110 timer_Init_BEACON_HW.stop();
lakshya 49:61c9f28332ba 111 }
lakshya 49:61c9f28332ba 112 else
lakshya 49:61c9f28332ba 113 {
lakshya 49:61c9f28332ba 114 timer_Set_BCN_TX_STATUS_DISABLED.reset();
lakshya 49:61c9f28332ba 115 timer_Set_BCN_TX_STATUS_DISABLED.start();
lakshya 49:61c9f28332ba 116 Set_BCN_TX_STATUS(BCN_TX_DISABLED);
lakshya 49:61c9f28332ba 117 timer_Set_BCN_TX_STATUS_DISABLED.stop();
lakshya 49:61c9f28332ba 118 }
lakshya 33:76f2b8735501 119 // if(BCN_FEN == 0)//BCN_FEN is in flash
lakshya 33:76f2b8735501 120 // rf_sl_timeout.attach(&FCTN_BCN_FEN, RF_SILENCE_TIME);
lakshya 20:949d13045431 121 BCN_INIT_STATUS = 0;
lakshya 20:949d13045431 122 }
lakshya 20:949d13045431 123
lakshya 20:949d13045431 124 extern uint32_t FCTN_BAE_RD_FLASH_ENTITY(uint16_t);
lakshya 20:949d13045431 125 extern void FCTN_BAE_WR_FLASH(uint16_t ,uint32_t );
lakshya 20:949d13045431 126
lakshya 20:949d13045431 127 void FCTN_BCN_FEN(const void*)
lakshya 20:949d13045431 128 {
lakshya 20:949d13045431 129 pc_bcn.printf("FCTN_FEN\n\r");
lakshya 20:949d13045431 130 BCN_FEN = 1;//write this value to flash
lakshya 20:949d13045431 131 uint32_t FLASH_DATA;
lakshya 20:949d13045431 132 FLASH_DATA = FCTN_BAE_RD_FLASH_ENTITY(0);
lakshya 27:61c856be467e 133 FLASH_DATA = (FLASH_DATA | 0x00000800);//see if uint8 to uint32 conversion works
lakshya 20:949d13045431 134 FCTN_BAE_WR_FLASH(0,FLASH_DATA);
lakshya 20:949d13045431 135 }
lakshya 20:949d13045431 136 void FCTN_BCN_TX_MAIN()
lakshya 20:949d13045431 137 {
lakshya 20:949d13045431 138 ERROR_CHECK=0;
lakshya 20:949d13045431 139 pc_bcn.printf("\n\nFCTN_BCN_TX_MAIN\n\r");
lakshya 20:949d13045431 140 t_i.start();
lakshya 20:949d13045431 141 int begin = t_i.read_us();
lakshya 20:949d13045431 142 //int begins,beginl,endl;
lakshya 20:949d13045431 143 int begintx,endtx;
lakshya 20:949d13045431 144 BCN_TX_MAIN_STATUS = 1;
lakshya 20:949d13045431 145 BCN_TX_MAIN_COUNTER++;
lakshya 50:6001287f3045 146 printf("BCN_FEN = %d\n\r",BCN_FEN);
lakshya 20:949d13045431 147 if(BCN_FEN == 1)
lakshya 20:949d13045431 148 {
lakshya 50:6001287f3045 149 printf("BCN_TX_SW_STATUS = %d\n\r",BCN_TX_SW_STATUS);
lakshya 50:6001287f3045 150 //if(BCN_TX_SW_STATUS == 0b00000001)
lakshya 50:6001287f3045 151 if(BCN_TX_SW_STATUS != 0b00000000)
lakshya 20:949d13045431 152 {
lakshya 49:61c9f28332ba 153 timer_Init_BEACON_HW.reset();
lakshya 49:61c9f28332ba 154 timer_Init_BEACON_HW.start();
lakshya 33:76f2b8735501 155 Init_BEACON_HW();
lakshya 49:61c9f28332ba 156 timer_Init_BEACON_HW.stop();
lakshya 49:61c9f28332ba 157
lakshya 33:76f2b8735501 158 if( BCN_TX_STATUS == BCN_INIT_SUCCESS )
lakshya 20:949d13045431 159 {
lakshya 47:d59ba66229ce 160 pc_bcn.printf("\n\r transmitting");
lakshya 33:76f2b8735501 161 //Measure and store BCN temperature in BCN_TS_BUFFER
lakshya 33:76f2b8735501 162 uint8_t temp_temp = check_Temperature();
lakshya 33:76f2b8735501 163 if( temp_temp != 0xFF )
lakshya 33:76f2b8735501 164 BCN_TMP = temp_temp;
lakshya 58:c4203e162d12 165 printf("\n\rthe BCN_TMP is %d\n",temp_temp);
lakshya 33:76f2b8735501 166 pc_bcn.printf("temperature = %d\n\r",BCN_TMP);
lakshya 33:76f2b8735501 167 //Get BCN_HK data from BCN HW(SPI) //Store BCN_HK data in BCN_HK_BUFFER
lakshya 50:6001287f3045 168 printf("BCN_SPND_TX = %d\n\r",BCN_SPND_TX);
lakshya 33:76f2b8735501 169 if(BCN_SPND_TX == 1 )
lakshya 33:76f2b8735501 170 {
lakshya 49:61c9f28332ba 171 timer_Set_BCN_TX_STATUS_SUSPENDED.reset();
lakshya 49:61c9f28332ba 172 timer_Set_BCN_TX_STATUS_SUSPENDED.start();
lakshya 33:76f2b8735501 173 Set_BCN_TX_STATUS(BCN_TX_SUSPENDED);
lakshya 33:76f2b8735501 174 BCN_TX_MAIN_STATUS = 0;
lakshya 49:61c9f28332ba 175 timer_Set_BCN_TX_STATUS_SUSPENDED.stop();
lakshya 33:76f2b8735501 176 }
lakshya 33:76f2b8735501 177 else
lakshya 33:76f2b8735501 178 {
lakshya 20:949d13045431 179 //transmit short beacon and long beacon
lakshya 20:949d13045431 180 begintx = t_i.read_us();
lakshya 20:949d13045431 181 BCN_TX();
lakshya 20:949d13045431 182 endtx = t_i.read_us();
lakshya 33:76f2b8735501 183
lakshya 20:949d13045431 184 if(Check_ACK_RECEIVED() == 1)
lakshya 20:949d13045431 185 {
lakshya 20:949d13045431 186 Set_BCN_TX_STATUS(BCN_TX_SUCCESS);
lakshya 20:949d13045431 187 BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 188 }
lakshya 20:949d13045431 189 else
lakshya 20:949d13045431 190 {
lakshya 33:76f2b8735501 191 Set_BCN_TX_STATUS(BCN_TX_FAILURE);
lakshya 33:76f2b8735501 192 //BCN_FAIL_COUNT++;
lakshya 33:76f2b8735501 193 //Init_BEACON_HW();
lakshya 20:949d13045431 194 BCN_TX_MAIN_STATUS = 0;
lakshya 33:76f2b8735501 195
lakshya 20:949d13045431 196 }
lakshya 33:76f2b8735501 197 }
lakshya 33:76f2b8735501 198 }
lakshya 20:949d13045431 199 }
lakshya 20:949d13045431 200 else
lakshya 20:949d13045431 201 {
lakshya 20:949d13045431 202 Set_BCN_TX_STATUS(BCN_TX_DISABLED);
lakshya 20:949d13045431 203 BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 204 }
lakshya 20:949d13045431 205 }
lakshya 20:949d13045431 206 else
lakshya 20:949d13045431 207 {
lakshya 49:61c9f28332ba 208 timer_Set_BCN_TX_STATUS_RF_SILENCE.reset();
lakshya 49:61c9f28332ba 209 timer_Set_BCN_TX_STATUS_RF_SILENCE.start();
lakshya 20:949d13045431 210 Set_BCN_TX_STATUS(BCN_RF_SILENCE); //Window of RF Silence: None of the Txs should be on.
lakshya 20:949d13045431 211 BCN_TX_MAIN_STATUS = 0;
lakshya 49:61c9f28332ba 212 timer_Set_BCN_TX_STATUS_RF_SILENCE.stop();
lakshya 20:949d13045431 213 }
lakshya 20:949d13045431 214 t_i.stop();
lakshya 20:949d13045431 215 int end = t_i.read_us();
lakshya 20:949d13045431 216 pc_bcn.printf("The time required for FCTN_BCN_TX_MAIN is %d useconds\r\n", end-begin);
lakshya 20:949d13045431 217 pc_bcn.printf("The time required for FCTN_BCN_TX is %d useconds\r\n", endtx-begintx);
lakshya 20:949d13045431 218 /*
lakshya 20:949d13045431 219 pc_bcn.printf("The time required for Short_BCN is %d useconds\r\n", beginl-begins);
lakshya 20:949d13045431 220 pc_bcn.printf("The time required for Long_BCN is %d useconds\r\n", endtx-beginl);
lakshya 20:949d13045431 221 */
lakshya 20:949d13045431 222 ERROR_CHECK = 0;
lakshya 51:661dc022613a 223 BCN_TX_MAIN_STATUS = 0;
lakshya 20:949d13045431 224 }
lakshya 20:949d13045431 225
lakshya 20:949d13045431 226 void Set_BCN_TX_STATUS(uint8_t STATUS)
lakshya 20:949d13045431 227 {
lakshya 20:949d13045431 228 BCN_TX_STATUS = STATUS;
lakshya 20:949d13045431 229 }
lakshya 20:949d13045431 230
lakshya 20:949d13045431 231 uint8_t check_Temperature()
lakshya 20:949d13045431 232 {
lakshya 20:949d13045431 233 uint8_t temperature;
lakshya 20:949d13045431 234 writereg(RF22_REG_0F_ADC_CONFIGURATION,0x00);//set ADC to temp measurement
lakshya 58:c4203e162d12 235 writereg(RF22_REG_12_Temperature_Sensor_Calibration,0x20);//measure in degree celsius
lakshya 20:949d13045431 236 writereg(RF22_REG_0F_ADC_CONFIGURATION,0x80);//start adc
lakshya 20:949d13045431 237 wait(0.1);
lakshya 58:c4203e162d12 238 //if( readreg(RF22_REG_0F_ADC_CONFIGURATION) & 0x80 == 0x80 )
lakshya 33:76f2b8735501 239 {
lakshya 33:76f2b8735501 240 temperature = readreg(RF22_REG_11_ADC_Value);
lakshya 58:c4203e162d12 241 temperature = (float)temperature*0.5 - 64; //* 0.5 factor
lakshya 33:76f2b8735501 242 }
lakshya 58:c4203e162d12 243 //else temperature = 0xFF;
lakshya 33:76f2b8735501 244 // temperature = (float)temperature*0.5 - 64;
lakshya 58:c4203e162d12 245 printf("\n\rthe vLKUE OF TEMPO %d",temperature);
lakshya 20:949d13045431 246 return temperature;
lakshya 20:949d13045431 247 }
lakshya 33:76f2b8735501 248
lakshya 33:76f2b8735501 249 uint32_t timeout_count;
lakshya 20:949d13045431 250 void BCN_TX()
lakshya 20:949d13045431 251 {
lakshya 49:61c9f28332ba 252 pc_bcn.printf("BCN_TX\n\r");
lakshya 20:949d13045431 253 writereg(RF22_REG_6E_TX_DATA_RATE,0x0A);
lakshya 20:949d13045431 254 writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps
lakshya 20:949d13045431 255
lakshya 20:949d13045431 256 wait(0.02);
lakshya 20:949d13045431 257
lakshya 33:76f2b8735501 258 timeout_count = 10e5;
lakshya 20:949d13045431 259 //extract values from short_beacon[]
lakshya 33:76f2b8735501 260 /*
lakshya 20:949d13045431 261 uint8_t Long_beacon[LONG_TX_DATA];
lakshya 20:949d13045431 262 for(int i = 0;i<LONG_TX_DATA;i++)
lakshya 20:949d13045431 263 {
lakshya 20:949d13045431 264 Long_beacon[i] = 0xFF;
lakshya 20:949d13045431 265 }
lakshya 20:949d13045431 266
lakshya 20:949d13045431 267 struct Short_beacon
lakshya 20:949d13045431 268 {
lakshya 20:949d13045431 269 uint8_t Voltage[1];
lakshya 20:949d13045431 270 uint8_t AngularSpeed[2];
lakshya 20:949d13045431 271 uint8_t SubsystemStatus[1];
lakshya 20:949d13045431 272 uint8_t Temp[3];
lakshya 20:949d13045431 273 uint8_t ErrorFlag[1];
lakshya 20:949d13045431 274 }Shortbeacon = { {0xFF}, {0xFF, 0xFF} , {0xFF},{0xFF,0xFF,0xFF}, {0xFF} };
lakshya 20:949d13045431 275
lakshya 20:949d13045431 276 //filling hk data
lakshya 20:949d13045431 277 //uint8_t short_beacon[] = { 0xAB, 0x8A, 0xE2, 0xBB, 0xB8, 0xA2, 0x8E,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
lakshya 20:949d13045431 278 uint8_t short_beacon[] = { 0xF3, 0x02, 0xFA, 0xC6, 0xD4, 0x28, 0x8A,Shortbeacon.Voltage[0],Shortbeacon.AngularSpeed[0], Shortbeacon.AngularSpeed[1],Shortbeacon.SubsystemStatus[0],Shortbeacon.Temp[0],Shortbeacon.Temp[1],Shortbeacon.Temp[2],Shortbeacon.ErrorFlag[0]};
lakshya 20:949d13045431 279
lakshya 20:949d13045431 280 //writereg(RF22_REG_07_OPERATING_MODE1,0x01); //ready mode ??
lakshya 33:76f2b8735501 281 */
lakshya 20:949d13045431 282 clearTxBuf(); //writing data first time
lakshya 20:949d13045431 283
lakshya 33:76f2b8735501 284 int byte_counter;
lakshya 20:949d13045431 285 uint8_t onebyte[4] = {0x81,0xA6,0xBE,0x4E};
lakshya 20:949d13045431 286 uint8_t zerobyte[4] = {0x7E,0x59,0x41,0xB1};
lakshya 20:949d13045431 287 for (byte_counter = 0; byte_counter <15 ; byte_counter++)
lakshya 20:949d13045431 288 {
lakshya 20:949d13045431 289 for(int j = 7; j >= 0 ; j--)
lakshya 20:949d13045431 290 {
lakshya 20:949d13045431 291 cs = 0;
lakshya 20:949d13045431 292 spi.write(0xFF);
lakshya 33:76f2b8735501 293 if((SHORT_HK_data[byte_counter] & (uint8_t) pow(2.0,j))!= pow(2.0,j))
lakshya 20:949d13045431 294 {
lakshya 20:949d13045431 295 //byte=0x00;
lakshya 20:949d13045431 296 spi.write(zerobyte[0]);
lakshya 20:949d13045431 297 spi.write(zerobyte[1]);
lakshya 20:949d13045431 298 spi.write(zerobyte[2]);
lakshya 20:949d13045431 299 spi.write(zerobyte[3]);
lakshya 20:949d13045431 300 }
lakshya 20:949d13045431 301 else
lakshya 20:949d13045431 302 {
lakshya 20:949d13045431 303 //byte=0xFF;
lakshya 20:949d13045431 304 spi.write(onebyte[0]);
lakshya 20:949d13045431 305 spi.write(onebyte[1]);
lakshya 20:949d13045431 306 spi.write(onebyte[2]);
lakshya 20:949d13045431 307 spi.write(onebyte[3]);
lakshya 20:949d13045431 308 }
lakshya 20:949d13045431 309 cs = 1;
lakshya 20:949d13045431 310 /*
lakshya 20:949d13045431 311 spi.write(byte);
lakshya 20:949d13045431 312 spi.write(byte);
lakshya 20:949d13045431 313 spi.write(byte);
lakshya 20:949d13045431 314 spi.write(byte); //Each bit is written 32 times
lakshya 20:949d13045431 315 */
lakshya 33:76f2b8735501 316 // byte_count+=4;
lakshya 20:949d13045431 317
lakshya 20:949d13045431 318 }
lakshya 20:949d13045431 319
lakshya 20:949d13045431 320 if(byte_counter == 1)
lakshya 33:76f2b8735501 321 if(BCN_SPND_TX != 1) //Check for flag update by COM
lakshya 33:76f2b8735501 322 {
lakshya 33:76f2b8735501 323 //Set to Tx mode
lakshya 33:76f2b8735501 324 writereg(RF22_REG_07_OPERATING_MODE1,0x08); //txon
lakshya 33:76f2b8735501 325 wait(0.1);// takes time to set to tx mode hence the delay of 0.1.
lakshya 33:76f2b8735501 326 }
lakshya 33:76f2b8735501 327
lakshya 20:949d13045431 328 //testing level
lakshya 20:949d13045431 329 /*if(byte_counter > 0)
lakshya 20:949d13045431 330 while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else
lakshya 20:949d13045431 331 {
lakshya 20:949d13045431 332 pc_bcn.printf("w_f_empty1\n\r");
lakshya 20:949d13045431 333 //reset_rfm(1);
lakshya 20:949d13045431 334 }*/
lakshya 20:949d13045431 335
lakshya 20:949d13045431 336
lakshya 20:949d13045431 337 //Check for fifoThresh
lakshya 20:949d13045431 338
lakshya 20:949d13045431 339 if(byte_counter > 0)
lakshya 20:949d13045431 340 {
lakshya 33:76f2b8735501 341 wait_ms(25);
lakshya 33:76f2b8735501 342 while( timeout_count --)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 33:76f2b8735501 343 {
lakshya 33:76f2b8735501 344 //pc_bcn.printf("w_f_empty\n");
lakshya 33:76f2b8735501 345 //reset_rfm(1);
lakshya 33:76f2b8735501 346 }
lakshya 33:76f2b8735501 347 timeout_count = 10e5;
lakshya 20:949d13045431 348 }
lakshya 20:949d13045431 349
lakshya 20:949d13045431 350 /* if(byte_counter%2==0 && byte_counter)
lakshya 20:949d13045431 351 while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else
lakshya 20:949d13045431 352 {
lakshya 20:949d13045431 353 pc_bcn.printf("W = %d\r\n",byte_counter);
lakshya 20:949d13045431 354 }*/
lakshya 20:949d13045431 355 //pc_bcn.printf("W = %d\r\n",byte_counter);
lakshya 20:949d13045431 356 }
lakshya 20:949d13045431 357
lakshya 33:76f2b8735501 358 for(byte_counter = 15;byte_counter<149;byte_counter++)
lakshya 20:949d13045431 359 {
lakshya 20:949d13045431 360 cs = 0;
lakshya 20:949d13045431 361 spi.write(0xFF);
lakshya 33:76f2b8735501 362 spi.write(LONG_HK_data[BCN_LONG_MSG_TYPE][byte_counter-15]);
lakshya 20:949d13045431 363 cs = 1;
lakshya 20:949d13045431 364
lakshya 20:949d13045431 365 if((byte_counter-15)%32==0)
lakshya 20:949d13045431 366 { //Check for fifoThresh
lakshya 20:949d13045431 367 wait_ms(25);
lakshya 33:76f2b8735501 368 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 369 {
lakshya 20:949d13045431 370 //pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 371 //reset_rfm(1);
lakshya 20:949d13045431 372 }
lakshya 20:949d13045431 373 }
lakshya 20:949d13045431 374
lakshya 20:949d13045431 375 }
lakshya 20:949d13045431 376 wait_ms(70);
lakshya 20:949d13045431 377 //Check for fifoThresh
lakshya 33:76f2b8735501 378 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 379 {
lakshya 20:949d13045431 380 pc_bcn.printf("Waiting for fifo to empty\r\n");
lakshya 20:949d13045431 381 }
lakshya 20:949d13045431 382
lakshya 20:949d13045431 383 //Check for packetsent interrupt
lakshya 20:949d13045431 384 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 385
lakshya 20:949d13045431 386 //pc_bcn.printf("Short packet sent, bytes written = %d\r\n",byte_count);
lakshya 20:949d13045431 387
lakshya 20:949d13045431 388 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 389
lakshya 20:949d13045431 390 }
lakshya 20:949d13045431 391 #if 0
lakshya 20:949d13045431 392 void LONG_BCN_TX()
lakshya 20:949d13045431 393 {
lakshya 20:949d13045431 394 /*
lakshya 20:949d13045431 395 writereg(RF22_REG_6E_TX_DATA_RATE,0x04);
lakshya 20:949d13045431 396 writereg(RF22_REG_6F_TX_DATA_RATE,0xEA);//600 bps
lakshya 20:949d13045431 397 */
lakshya 20:949d13045431 398 writereg(RF22_REG_3E_PACKET_LENGTH,LONG_TX_DATA); //long packet length
lakshya 20:949d13045431 399 wait(0.02);
lakshya 20:949d13045431 400 uint32_t timeout_count=10e5;
lakshya 20:949d13045431 401
lakshya 20:949d13045431 402 //get long_beacon array
lakshya 20:949d13045431 403
lakshya 20:949d13045431 404 uint8_t Long_beacon[LONG_TX_DATA];
lakshya 20:949d13045431 405 for(int i = 0;i<LONG_TX_DATA;i++)
lakshya 20:949d13045431 406 {
lakshya 20:949d13045431 407 Long_beacon[i] = 0xFF;
lakshya 20:949d13045431 408 }
lakshya 20:949d13045431 409
lakshya 20:949d13045431 410 clearTxBuf();
lakshya 20:949d13045431 411 //writing data first time
lakshya 20:949d13045431 412 cs = 0;
lakshya 20:949d13045431 413 spi.write(0xFF);
lakshya 20:949d13045431 414 for(int i=0; i<64;i++)
lakshya 20:949d13045431 415 {
lakshya 20:949d13045431 416 spi.write(Long_beacon[i]);
lakshya 20:949d13045431 417 }
lakshya 20:949d13045431 418 cs = 1;
lakshya 20:949d13045431 419
lakshya 20:949d13045431 420 //Set to Tx mode
lakshya 20:949d13045431 421 writereg(RF22_REG_07_OPERATING_MODE1,0x08);
lakshya 20:949d13045431 422 wait(0.1);//necessary
lakshya 20:949d13045431 423
lakshya 20:949d13045431 424 //Check for fifoThresh
lakshya 20:949d13045431 425 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1)
lakshya 20:949d13045431 426 {
lakshya 20:949d13045431 427 pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 428 reset_rfm(1);
lakshya 20:949d13045431 429 }
lakshya 20:949d13045431 430 timeout_count=10e5;
lakshya 20:949d13045431 431
lakshya 20:949d13045431 432 cs = 0;
lakshya 20:949d13045431 433 spi.write(0xFF);
lakshya 20:949d13045431 434 for(int i=64; i<127;i++)
lakshya 20:949d13045431 435 {
lakshya 20:949d13045431 436 spi.write(Long_beacon[i]);
lakshya 20:949d13045431 437 }
lakshya 20:949d13045431 438 cs = 1;
lakshya 20:949d13045431 439 wait(0.1);
lakshya 20:949d13045431 440 //Check for fifoThresh
lakshya 20:949d13045431 441 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1)
lakshya 20:949d13045431 442 {
lakshya 20:949d13045431 443 pc_bcn.printf("Reset\n");
lakshya 20:949d13045431 444 reset_rfm(1);}
lakshya 20:949d13045431 445 timeout_count=10e5;
lakshya 20:949d13045431 446
lakshya 20:949d13045431 447 //Check for packetsent interrupt
lakshya 20:949d13045431 448 while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)break;else if(timeout_count == 1) reset_rfm(1);
lakshya 20:949d13045431 449
lakshya 20:949d13045431 450 //pc_bcn.printf("Long packet sent\r\n");
lakshya 20:949d13045431 451
lakshya 20:949d13045431 452 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 453 }
lakshya 20:949d13045431 454 #endif
lakshya 20:949d13045431 455 void reset_rfm(uint8_t fl)
lakshya 20:949d13045431 456 {
lakshya 20:949d13045431 457 if (fl ==1 && ERROR_CHECK ==0)
lakshya 20:949d13045431 458 { BCN_FAIL_COUNT++;
lakshya 20:949d13045431 459 ERROR_CHECK=1;
lakshya 49:61c9f28332ba 460 pc_bcn.printf("BCN_FAIL_COUNT++\n");
lakshya 20:949d13045431 461 }
lakshya 20:949d13045431 462 else if(fl == 0)
lakshya 20:949d13045431 463 {
lakshya 20:949d13045431 464 BCN_FAIL_COUNT = 0;
lakshya 20:949d13045431 465 ERROR_CHECK=0;
lakshya 20:949d13045431 466 }
lakshya 20:949d13045431 467 }
lakshya 20:949d13045431 468 void writereg(uint8_t reg,uint8_t val)
lakshya 20:949d13045431 469 {
lakshya 20:949d13045431 470
lakshya 20:949d13045431 471 uint8_t count = 0;
lakshya 20:949d13045431 472 for(;;count++)
lakshya 20:949d13045431 473 {
lakshya 20:949d13045431 474 int read_val =0; cs = 0;spi.write(reg | 0x80);spi.write(val);cs = 1;
lakshya 20:949d13045431 475 if(reg != 0x7 && reg != 0x58 && reg != 0xF)
lakshya 20:949d13045431 476 {
lakshya 20:949d13045431 477 read_val = readreg(reg);
lakshya 20:949d13045431 478 if (read_val == val)
lakshya 20:949d13045431 479 {
lakshya 20:949d13045431 480 break;
lakshya 20:949d13045431 481 }
lakshya 33:76f2b8735501 482 else if(count == 2)
lakshya 20:949d13045431 483 {
lakshya 49:61c9f28332ba 484 reset_rfm(1); pc_bcn.printf("reg = 0x%X\n",reg);break;
lakshya 20:949d13045431 485 }
lakshya 20:949d13045431 486 else init_spi();
lakshya 20:949d13045431 487 }
lakshya 20:949d13045431 488 else
lakshya 20:949d13045431 489 break;
lakshya 20:949d13045431 490 }
lakshya 20:949d13045431 491 }
lakshya 20:949d13045431 492 uint8_t readreg(uint8_t reg)
lakshya 20:949d13045431 493 {
lakshya 20:949d13045431 494 uint8_t val;cs = 0;spi.write(reg & ~0x80);val = spi.write(0);cs = 1;return val;
lakshya 20:949d13045431 495 }
lakshya 20:949d13045431 496 void clearTxBuf()
lakshya 20:949d13045431 497 {
lakshya 20:949d13045431 498 writereg(RF22_REG_08_OPERATING_MODE2,0x01);
lakshya 20:949d13045431 499 writereg(RF22_REG_08_OPERATING_MODE2,0x00);
lakshya 20:949d13045431 500 }
lakshya 20:949d13045431 501 uint8_t setFrequency(double centre)
lakshya 20:949d13045431 502 {
lakshya 20:949d13045431 503 uint8_t fbsel = 0x40;
lakshya 20:949d13045431 504 if (centre >= 480.0) {
lakshya 20:949d13045431 505 centre /= 2;
lakshya 20:949d13045431 506 fbsel |= 0x20;
lakshya 20:949d13045431 507 }
lakshya 20:949d13045431 508 centre /= 10.0;
lakshya 20:949d13045431 509 double integerPart = floor(centre);
lakshya 20:949d13045431 510 double fractionalPart = centre - integerPart;
lakshya 20:949d13045431 511
lakshya 20:949d13045431 512 uint8_t fb = (uint8_t)integerPart - 24; // Range 0 to 23
lakshya 20:949d13045431 513 fbsel |= fb;
lakshya 20:949d13045431 514 uint16_t fc = fractionalPart * 64000;
lakshya 20:949d13045431 515 writereg(RF22_REG_73_FREQUENCY_OFFSET1, 0); // REVISIT
lakshya 20:949d13045431 516 writereg(RF22_REG_74_FREQUENCY_OFFSET2, 0);
lakshya 20:949d13045431 517 writereg(RF22_REG_75_FREQUENCY_BAND_SELECT, fbsel);
lakshya 20:949d13045431 518 writereg(RF22_REG_76_NOMINAL_CARRIER_FREQUENCY1, fc >> 8);
lakshya 20:949d13045431 519 writereg(RF22_REG_77_NOMINAL_CARRIER_FREQUENCY0, fc & 0xff);
lakshya 20:949d13045431 520 return 0;
lakshya 20:949d13045431 521 }
lakshya 20:949d13045431 522 void init_spi()
lakshya 20:949d13045431 523 {
lakshya 20:949d13045431 524 cs=1; // chip must be deselected
lakshya 20:949d13045431 525 wait(0.1);
lakshya 20:949d13045431 526 spi.format(8,0);
lakshya 20:949d13045431 527 spi.frequency(10000000); //10MHz SCLK
lakshya 20:949d13045431 528 }
lakshya 20:949d13045431 529 void Init_BEACON_HW()
lakshya 20:949d13045431 530 {
lakshya 49:61c9f28332ba 531 pc_bcn.printf("Init HW\n\r");
lakshya 20:949d13045431 532 ERROR_CHECK=0;
lakshya 20:949d13045431 533 wait(0.1);
lakshya 20:949d13045431 534 int BCN_INIT_COUNTER = 1;
lakshya 20:949d13045431 535 while(BCN_INIT_COUNTER)
lakshya 20:949d13045431 536 {
lakshya 20:949d13045431 537 init_spi();
lakshya 49:61c9f28332ba 538 pc_bcn.printf("init spi\r\n");
lakshya 20:949d13045431 539 //should either have a flag for invalid SPI or discard this for actual case or add reset
lakshya 20:949d13045431 540 if (readreg(RF22_REG_00_DEVICE_TYPE) == 0x08)
lakshya 20:949d13045431 541 {
lakshya 20:949d13045431 542 pc_bcn.printf("spi connection valid\r\n");
lakshya 20:949d13045431 543 reset_rfm(0);
lakshya 49:61c9f28332ba 544
lakshya 49:61c9f28332ba 545 timer_Set_BCN_TX_STATUS_SUCCESS.reset();
lakshya 49:61c9f28332ba 546 timer_Set_BCN_TX_STATUS_SUCCESS.start();
lakshya 33:76f2b8735501 547 Set_BCN_TX_STATUS(BCN_INIT_SUCCESS);
lakshya 49:61c9f28332ba 548 timer_Set_BCN_TX_STATUS_SUCCESS.stop();
lakshya 49:61c9f28332ba 549
lakshya 20:949d13045431 550 break;
lakshya 20:949d13045431 551 }
lakshya 20:949d13045431 552 else if (BCN_INIT_COUNTER == 1)
lakshya 20:949d13045431 553 {
lakshya 20:949d13045431 554 pc_bcn.printf("error in spi connection\r\n");
lakshya 20:949d13045431 555 reset_rfm(1);
lakshya 20:949d13045431 556 writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset
lakshya 20:949d13045431 557 wait(0.1); //takes time to reset
lakshya 20:949d13045431 558 }
lakshya 20:949d13045431 559 else if (BCN_INIT_COUNTER == 2)
lakshya 20:949d13045431 560 {
lakshya 20:949d13045431 561 pc_bcn.printf("error in spi connection\r\n");
lakshya 20:949d13045431 562 reset_rfm(1);
lakshya 20:949d13045431 563 BCN_TX_SW_STATUS = 0b00000011; //Device disabled
lakshya 20:949d13045431 564 //reset BCN HW using switch here
lakshya 20:949d13045431 565 }
lakshya 20:949d13045431 566 else
lakshya 20:949d13045431 567 {
lakshya 20:949d13045431 568 pc_bcn.printf("BCN_TX_FAILURE\r\n");
lakshya 49:61c9f28332ba 569
lakshya 49:61c9f28332ba 570 timer_Set_BCN_TX_STATUS_FAILURE.reset();
lakshya 49:61c9f28332ba 571 timer_Set_BCN_TX_STATUS_FAILURE.start();
lakshya 33:76f2b8735501 572 Set_BCN_TX_STATUS(BCN_INIT_FAILURE);
lakshya 49:61c9f28332ba 573 timer_Set_BCN_TX_STATUS_FAILURE.stop();
lakshya 49:61c9f28332ba 574
lakshya 20:949d13045431 575 break;
lakshya 20:949d13045431 576 }
lakshya 20:949d13045431 577 BCN_INIT_COUNTER++;
lakshya 20:949d13045431 578 }
lakshya 20:949d13045431 579
lakshya 33:76f2b8735501 580 if(BCN_TX_STATUS == BCN_INIT_SUCCESS)
lakshya 20:949d13045431 581 {
lakshya 20:949d13045431 582 writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset
lakshya 20:949d13045431 583 wait(0.1); //takes time to reset
lakshya 20:949d13045431 584
lakshya 20:949d13045431 585 clearTxBuf();
lakshya 20:949d13045431 586
lakshya 20:949d13045431 587 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 20:949d13045431 588
lakshya 20:949d13045431 589 //txfifoalmostempty
lakshya 20:949d13045431 590 writereg(RF22_REG_7D_TX_FIFO_CONTROL2,30);
lakshya 20:949d13045431 591
lakshya 20:949d13045431 592 //txfifoalmostfull
lakshya 20:949d13045431 593 writereg(RF22_REG_7C_TX_FIFO_CONTROL1,50);
lakshya 20:949d13045431 594
lakshya 20:949d13045431 595
lakshya 20:949d13045431 596 //Packet-engine registers
lakshya 20:949d13045431 597 writereg(RF22_REG_30_DATA_ACCESS_CONTROL,0x00);
lakshya 20:949d13045431 598
lakshya 20:949d13045431 599 writereg(RF22_REG_33_HEADER_CONTROL2,0x08);
lakshya 20:949d13045431 600 writereg(RF22_REG_34_PREAMBLE_LENGTH,0x00);
lakshya 20:949d13045431 601
lakshya 20:949d13045431 602 writereg(RF22_REG_0B_GPIO_CONFIGURATION0,0x15); // TX state
lakshya 20:949d13045431 603 writereg(RF22_REG_0C_GPIO_CONFIGURATION1,0x12); // RX state
lakshya 20:949d13045431 604
lakshya 20:949d13045431 605 setFrequency(435.0);
lakshya 20:949d13045431 606
lakshya 20:949d13045431 607 int i=3;
lakshya 20:949d13045431 608 while(i--)
lakshya 20:949d13045431 609 if((readreg(RF22_REG_02_DEVICE_STATUS)& 0x08)!= 0x00)
lakshya 20:949d13045431 610 {
lakshya 20:949d13045431 611 setFrequency(435.0);
lakshya 20:949d13045431 612 if (i==1)
lakshya 20:949d13045431 613 {pc_bcn.printf("frequency not set properly\r\n");
lakshya 20:949d13045431 614 reset_rfm(1);
lakshya 20:949d13045431 615 }
lakshya 20:949d13045431 616 }
lakshya 20:949d13045431 617
lakshya 20:949d13045431 618 //set Modem Configuration
lakshya 20:949d13045431 619 writereg(RF22_REG_58,0x80);
lakshya 20:949d13045431 620
lakshya 20:949d13045431 621 //Set Data rate - same for both long and short beacon
lakshya 20:949d13045431 622
lakshya 20:949d13045431 623 writereg(RF22_REG_6E_TX_DATA_RATE,0x0A);
lakshya 33:76f2b8735501 624 writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps
lakshya 33:76f2b8735501 625 writereg(RF22_REG_70_MODULATION_CONTROL1,0x20);//For data rates below 30kbps
lakshya 20:949d13045431 626
lakshya 20:949d13045431 627
lakshya 33:76f2b8735501 628 writereg(RF22_REG_71_MODULATION_CONTROL2,0x21);//0x21 = FIFO mode with ook demodulation
lakshya 33:76f2b8735501 629
lakshya 20:949d13045431 630
lakshya 20:949d13045431 631 //set tx power
lakshya 20:949d13045431 632 writereg(RF22_REG_6D_TX_POWER,0x07); //20dbm
lakshya 20:949d13045431 633
lakshya 20:949d13045431 634 //TX_packet_length written later
lakshya 20:949d13045431 635 ERROR_CHECK = 0;
lakshya 49:61c9f28332ba 636 pc_bcn.printf("Done Init HW\n\r");
lakshya 20:949d13045431 637 }
lakshya 20:949d13045431 638 }
lakshya 20:949d13045431 639 bool Check_ACK_RECEIVED()
lakshya 20:949d13045431 640 {
lakshya 20:949d13045431 641 if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)
lakshya 20:949d13045431 642 {
lakshya 49:61c9f28332ba 643 pc_bcn.printf("Packet sent: ACK received\r\n");
lakshya 20:949d13045431 644 return 1;
lakshya 20:949d13045431 645 }
lakshya 20:949d13045431 646 else
lakshya 20:949d13045431 647 {
lakshya 20:949d13045431 648 pc_bcn.printf("Packet not sent\r\n");
lakshya 20:949d13045431 649 return 0;
lakshya 20:949d13045431 650 }
lakshya 20:949d13045431 651 }
lakshya 20:949d13045431 652 /*
lakshya 20:949d13045431 653 int main()
lakshya 20:949d13045431 654 {
lakshya 20:949d13045431 655 FCTN_BCN_INIT();
lakshya 20:949d13045431 656
lakshya 20:949d13045431 657 loop.attach(&FCTN_BCN_TX_MAIN, 10.0);//in actual case its 30.0
lakshya 20:949d13045431 658
lakshya 20:949d13045431 659 while(1);
lakshya 20:949d13045431 660
lakshya 20:949d13045431 661 }
lakshya 33:76f2b8735501 662 */
lakshya 33:76f2b8735501 663
lakshya 33:76f2b8735501 664 void FCTN_BCN_SPND_TX()
lakshya 33:76f2b8735501 665 {
lakshya 50:6001287f3045 666 printf("BCN_SPND\n\r");
lakshya 33:76f2b8735501 667 BCN_SPND_TX = 1;
lakshya 33:76f2b8735501 668 if( BCN_TX_MAIN_STATUS == 1 && BCN_TX_SW_STATUS == 1 )
lakshya 33:76f2b8735501 669 {
lakshya 33:76f2b8735501 670 writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode
lakshya 33:76f2b8735501 671 if( readreg(RF22_REG_07_OPERATING_MODE1) & 0x08 == 0x08 )
lakshya 33:76f2b8735501 672 {
lakshya 33:76f2b8735501 673 BCN_SW = 0;
lakshya 33:76f2b8735501 674 BCN_TX_SW_STATUS = 3;
lakshya 33:76f2b8735501 675 }
lakshya 33:76f2b8735501 676 }
lakshya 33:76f2b8735501 677 }
lakshya 33:76f2b8735501 678