Team Fox
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TR_EXCITATION_TEST
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Dependencies: FreescaleIAP mbed-rtos mbed
Fork of
BAE_CODE_MARCH_2017
by 
Team Fox
BCN.cpp@99:df6f43921af4, 2017-02-17 (annotated)
- Committer:
- azaddevarm
- Date:
- Fri Feb 17 15:39:16 2017 +0000
- Revision:
- 99:df6f43921af4
- Parent:
- 98:321edb143f26
printing bcn data in bcn_tx
Who changed what in which revision?
| User | Revision | Line number | New 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" |
| azaddevarm | 91:e9444ebb3fe3 | 5 | |
| azaddevarm | 92:0d6e6ff9b7c9 | 6 | #define short_bcn_print 1 //For printing short bcn data in SHORT_HK_data_AQ() |
| azaddevarm | 99:df6f43921af4 | 7 | #define bcn_data_print 1 //For printing short and long bcn data in BCN_TX() |
| lakshya | 20:949d13045431 | 8 | //Check the pin names |
| lakshya | 27:61c856be467e | 9 | //Takes max 4 sec in void FCTN_BCN_TX_MAIN() (temp.calc. + long_beacon + short_beacon) |
| lakshya | 20:949d13045431 | 10 | |
| lakshya | 49:61c9f28332ba | 11 | Timer timer_Init_BEACON_HW; |
| lakshya | 49:61c9f28332ba | 12 | Timer timer_Set_BCN_TX_STATUS_DISABLED; |
| lakshya | 49:61c9f28332ba | 13 | Timer timer_Set_BCN_TX_STATUS_SUSPENDED; |
| lakshya | 49:61c9f28332ba | 14 | Timer timer_Set_BCN_TX_STATUS_RF_SILENCE; |
| lakshya | 49:61c9f28332ba | 15 | Timer timer_Set_BCN_TX_STATUS_SUCCESS; |
| lakshya | 49:61c9f28332ba | 16 | Timer timer_Set_BCN_TX_STATUS_FAILURE; |
| lakshya | 49:61c9f28332ba | 17 | |
| lakshya | 58:c4203e162d12 | 18 | extern BAE_HK_actual actual_data; |
| azaddevarm | 78:8ab8fb417a84 | 19 | |
| lakshya | 66:a5d2b8dc6b9e | 20 | Serial pc_bcn(USBTX, USBRX); //tx,rx //see if it creates a problem |
| lakshya | 47:d59ba66229ce | 21 | //SPI spi(D11, D12, D13); // mosi, miso, sclk |
| lakshya | 47:d59ba66229ce | 22 | //DigitalOut cs(D10); //slave select or chip select |
| lakshya | 47:d59ba66229ce | 23 | SPI spi(PIN16, PIN17, PIN15); // mosi, miso, sclk |
| lakshya | 47:d59ba66229ce | 24 | DigitalOut cs(PIN6); //slave select or chip select |
| lakshya | 20:949d13045431 | 25 | Timer t_i;//timer for checking the time taken by (temp.calc. + long_beacon + short_beacon) |
| lakshya | 20:949d13045431 | 26 | //Timer t_is;//timer for short_beacon |
| lakshya | 20:949d13045431 | 27 | //Timer t_il;//timer for long_beacon |
| lakshya | 20:949d13045431 | 28 | Timeout rf_sl_timeout;//RF_silence timer |
| lakshya | 20:949d13045431 | 29 | Ticker loop;//for transmitting every 10 secs |
| lakshya | 20:949d13045431 | 30 | |
| lakshya | 20:949d13045431 | 31 | //GLOBAL VARIABLES |
| lakshya | 20:949d13045431 | 32 | uint8_t BCN_INIT_STATUS = 0; |
| lakshya | 20:949d13045431 | 33 | uint8_t BCN_TX_MAIN_STATUS = 0; |
| azaddevarm | 78:8ab8fb417a84 | 34 | uint8_t BCN_TX_STATUS = BCN_RF_SILENCE; |
| azaddevarm | 76:293693fb7949 | 35 | //uint8_t BCN_TX_ENABLE = 1; //hardcoding for now //check where is this variable toggled?? |
| lakshya | 20:949d13045431 | 36 | uint8_t BCN_TX_SW_STATUS = 1; |
| lakshya | 20:949d13045431 | 37 | uint8_t BCN_FEN = 0; //hardcoding for now //write this value to flash |
| lakshya | 20:949d13045431 | 38 | uint8_t BCN_SPND_TX = 0; //hardcoding for now //check where is this variable toggled?? |
| lakshya | 58:c4203e162d12 | 39 | uint8_t BCN_TMP = 5; // For Temperature |
| lakshya | 20:949d13045431 | 40 | uint8_t ERROR_CHECK = 0; |
| lakshya | 20:949d13045431 | 41 | 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 | 42 | //This Flag when exceeds a threshold, uC should reset. |
| lakshya | 20:949d13045431 | 43 | uint16_t BCN_TX_MAIN_COUNTER = 0; |
| lakshya | 33:76f2b8735501 | 44 | uint8_t SHORT_HK_data[15]; |
| lakshya | 33:76f2b8735501 | 45 | extern uint8_t BCN_LONG_MSG_TYPE; |
| lakshya | 33:76f2b8735501 | 46 | extern uint8_t LONG_HK_data[2][134]; |
| lakshya | 47:d59ba66229ce | 47 | extern DigitalOut BCN_SW; |
| lakshya | 33:76f2b8735501 | 48 | extern float EPS_BTRY_TMP_AVG; |
| lakshya | 33:76f2b8735501 | 49 | |
| lakshya | 33:76f2b8735501 | 50 | extern BAE_HK_quant quant_data; |
| lakshya | 33:76f2b8735501 | 51 | extern uint8_t BAE_RESET_COUNTER; |
| lakshya | 33:76f2b8735501 | 52 | extern Timer BAE_uptime; |
| lakshya | 33:76f2b8735501 | 53 | extern Timer I2C_last; |
| lakshya | 33:76f2b8735501 | 54 | extern void RETURN_UPTIME(float,uint8_t*,uint8_t*,uint8_t*); |
| lakshya | 47:d59ba66229ce | 55 | extern DigitalIn CDMS_OC_FAULT; |
| lakshya | 47:d59ba66229ce | 56 | extern DigitalIn EPS_CHARGER_STATUS; |
| lakshya | 33:76f2b8735501 | 57 | extern uint8_t crc8_short(); |
| lakshya | 33:76f2b8735501 | 58 | |
| lakshya | 58:c4203e162d12 | 59 | extern uint8_t float_to_uint8(float min,float max,float val); |
| lakshya | 58:c4203e162d12 | 60 | |
| lakshya | 33:76f2b8735501 | 61 | void SHORT_HK_data_AQ() |
| lakshya | 33:76f2b8735501 | 62 | { |
| lakshya | 33:76f2b8735501 | 63 | uint8_t days,hours,mins;//for calculating the timing data in bae i2c uptime |
| lakshya | 33:76f2b8735501 | 64 | |
| lakshya | 33:76f2b8735501 | 65 | //1st 0-7 call sign |
| lakshya | 33:76f2b8735501 | 66 | //SHORT_HK_data[0] _ SHORT_HK_data[6] |
| lakshya | 98:321edb143f26 | 67 | SHORT_HK_data[0] = 0xF3; |
| lakshya | 98:321edb143f26 | 68 | SHORT_HK_data[1] = 0x02; |
| lakshya | 98:321edb143f26 | 69 | SHORT_HK_data[2] = 0xFA; |
| lakshya | 98:321edb143f26 | 70 | SHORT_HK_data[3] = 0xC6; |
| lakshya | 98:321edb143f26 | 71 | SHORT_HK_data[4] = 0xD4; |
| lakshya | 98:321edb143f26 | 72 | SHORT_HK_data[5] = 0x28; |
| lakshya | 98:321edb143f26 | 73 | SHORT_HK_data[6] = 0x8A; |
| lakshya | 33:76f2b8735501 | 74 | |
| azaddevarm | 94:17172893d231 | 75 | SHORT_HK_data[7] = quant_data.voltage_quant[15]/10; |
| lakshya | 33:76f2b8735501 | 76 | SHORT_HK_data[7] = (SHORT_HK_data[7] & 0xF0) | (quant_data.current_quant[1]>>4); |
| lakshya | 58:c4203e162d12 | 77 | |
| lakshya | 58:c4203e162d12 | 78 | //taking only the most significant bits |
| lakshya | 58:c4203e162d12 | 79 | SHORT_HK_data[8] = actual_data.bit_data_acs_mg[0]>>8; |
| azaddevarm | 94:17172893d231 | 80 | SHORT_HK_data[8] = (SHORT_HK_data[8] & 0xF0) | (BCN_TMP+50)>>3; |
| lakshya | 58:c4203e162d12 | 81 | //SHORT_HK_data[9] = 0xFF; |
| lakshya | 58:c4203e162d12 | 82 | SHORT_HK_data[9] = float_to_uint8(-50,100,EPS_BTRY_TMP_AVG); |
| lakshya | 33:76f2b8735501 | 83 | SHORT_HK_data[9] = (SHORT_HK_data[9]&0xF0) | BAE_RESET_COUNTER>>4; |
| lakshya | 33:76f2b8735501 | 84 | |
| lakshya | 49:61c9f28332ba | 85 | |
| lakshya | 33:76f2b8735501 | 86 | RETURN_UPTIME(BAE_uptime.read(),&days,&hours,&mins); |
| lakshya | 33:76f2b8735501 | 87 | SHORT_HK_data[10] = CDMS_OC_FAULT; |
| azaddevarm | 94:17172893d231 | 88 | SHORT_HK_data[10] = (SHORT_HK_data[10]<<1) | 0;//receiver_oc_fault//to be diss - Is it (tc[10]>>1)&0x01 ? |
| azaddevarm | 94:17172893d231 | 89 | SHORT_HK_data[10] = (SHORT_HK_data[10]<<6) | ((quant_data.voltage_quant[5])&0x3C); |
| azaddevarm | 94:17172893d231 | 90 | SHORT_HK_data[10] = (SHORT_HK_data[10]) | ((days>>3)&0x03); |
| lakshya | 33:76f2b8735501 | 91 | SHORT_HK_data[11] = (days<<5) | (hours&0x1F); |
| lakshya | 33:76f2b8735501 | 92 | |
| lakshya | 33:76f2b8735501 | 93 | RETURN_UPTIME(I2C_last.read(),&days,&hours,&mins); |
| lakshya | 33:76f2b8735501 | 94 | SHORT_HK_data[12] = EPS_CHARGER_STATUS; |
| azaddevarm | 94:17172893d231 | 95 | SHORT_HK_data[12] = (SHORT_HK_data[12]<<4) | (quant_data.voltage_quant[6]>>2); |
| lakshya | 33:76f2b8735501 | 96 | SHORT_HK_data[12] = (SHORT_HK_data[12]<<3) | (days>>2); |
| lakshya | 33:76f2b8735501 | 97 | SHORT_HK_data[13] = (days<<6) | (mins&0x3F); |
| lakshya | 33:76f2b8735501 | 98 | |
| lakshya | 97:36a91c432cb1 | 99 | //change it daaa.!! |
| lakshya | 97:36a91c432cb1 | 100 | for(int ib = 7;ib<14;ib++) |
| lakshya | 97:36a91c432cb1 | 101 | SHORT_HK_data[ib]=0x1; |
| lakshya | 97:36a91c432cb1 | 102 | |
| azaddevarm | 91:e9444ebb3fe3 | 103 | SHORT_HK_data[14] = crc8_short(); |
| lakshya | 97:36a91c432cb1 | 104 | |
| azaddevarm | 91:e9444ebb3fe3 | 105 | #if short_bcn_print |
| azaddevarm | 99:df6f43921af4 | 106 | pc_bcn.printf("\n\rShort BCN data in DATA_AQ:\n"); |
| azaddevarm | 92:0d6e6ff9b7c9 | 107 | for(int ib = 0;ib<15;ib++) pc_bcn.printf("\n\r%02x",SHORT_HK_data[ib]); |
| azaddevarm | 94:17172893d231 | 108 | pc_bcn.printf("\n\rV_D = %d\n",quant_data.voltage_quant[6]); |
| azaddevarm | 94:17172893d231 | 109 | pc_bcn.printf("V_C = %d\n",quant_data.voltage_quant[5]); |
| azaddevarm | 94:17172893d231 | 110 | pc_bcn.printf("V_C in bits = %x\n",(quant_data.voltage_quant[5])&0x3C); |
| azaddevarm | 94:17172893d231 | 111 | |
| azaddevarm | 91:e9444ebb3fe3 | 112 | #endif |
| lakshya | 33:76f2b8735501 | 113 | } |
| lakshya | 20:949d13045431 | 114 | |
| lakshya | 20:949d13045431 | 115 | void FCTN_BCN_INIT() |
| lakshya | 20:949d13045431 | 116 | { |
| lakshya | 20:949d13045431 | 117 | pc_bcn.printf("FCTN_BCN_INIT\n"); |
| lakshya | 20:949d13045431 | 118 | BCN_INIT_STATUS = 1; |
| lakshya | 33:76f2b8735501 | 119 | if( BCN_TX_SW_STATUS == 0b00000001) |
| lakshya | 49:61c9f28332ba | 120 | { |
| lakshya | 49:61c9f28332ba | 121 | timer_Init_BEACON_HW.reset(); |
| lakshya | 49:61c9f28332ba | 122 | timer_Init_BEACON_HW.start(); |
| lakshya | 49:61c9f28332ba | 123 | Init_BEACON_HW(); |
| lakshya | 49:61c9f28332ba | 124 | timer_Init_BEACON_HW.stop(); |
| lakshya | 49:61c9f28332ba | 125 | } |
| lakshya | 49:61c9f28332ba | 126 | else |
| lakshya | 49:61c9f28332ba | 127 | { |
| lakshya | 49:61c9f28332ba | 128 | timer_Set_BCN_TX_STATUS_DISABLED.reset(); |
| lakshya | 49:61c9f28332ba | 129 | timer_Set_BCN_TX_STATUS_DISABLED.start(); |
| azaddevarm | 78:8ab8fb417a84 | 130 | BCN_TX_STATUS = BCN_TX_DISABLED; |
| lakshya | 49:61c9f28332ba | 131 | timer_Set_BCN_TX_STATUS_DISABLED.stop(); |
| lakshya | 49:61c9f28332ba | 132 | } |
| lakshya | 33:76f2b8735501 | 133 | // if(BCN_FEN == 0)//BCN_FEN is in flash |
| lakshya | 33:76f2b8735501 | 134 | // rf_sl_timeout.attach(&FCTN_BCN_FEN, RF_SILENCE_TIME); |
| lakshya | 20:949d13045431 | 135 | BCN_INIT_STATUS = 0; |
| lakshya | 20:949d13045431 | 136 | } |
| lakshya | 20:949d13045431 | 137 | |
| lakshya | 20:949d13045431 | 138 | extern uint32_t FCTN_BAE_RD_FLASH_ENTITY(uint16_t); |
| lakshya | 20:949d13045431 | 139 | extern void FCTN_BAE_WR_FLASH(uint16_t ,uint32_t ); |
| lakshya | 20:949d13045431 | 140 | |
| lakshya | 20:949d13045431 | 141 | void FCTN_BCN_FEN(const void*) |
| lakshya | 20:949d13045431 | 142 | { |
| lakshya | 20:949d13045431 | 143 | pc_bcn.printf("FCTN_FEN\n\r"); |
| lakshya | 20:949d13045431 | 144 | BCN_FEN = 1;//write this value to flash |
| lakshya | 20:949d13045431 | 145 | uint32_t FLASH_DATA; |
| lakshya | 20:949d13045431 | 146 | FLASH_DATA = FCTN_BAE_RD_FLASH_ENTITY(0); |
| lakshya | 27:61c856be467e | 147 | FLASH_DATA = (FLASH_DATA | 0x00000800);//see if uint8 to uint32 conversion works |
| lakshya | 20:949d13045431 | 148 | FCTN_BAE_WR_FLASH(0,FLASH_DATA); |
| lakshya | 20:949d13045431 | 149 | } |
| lakshya | 20:949d13045431 | 150 | void FCTN_BCN_TX_MAIN() |
| lakshya | 20:949d13045431 | 151 | { |
| lakshya | 20:949d13045431 | 152 | ERROR_CHECK=0; |
| lakshya | 20:949d13045431 | 153 | pc_bcn.printf("\n\nFCTN_BCN_TX_MAIN\n\r"); |
| lakshya | 20:949d13045431 | 154 | t_i.start(); |
| lakshya | 20:949d13045431 | 155 | int begin = t_i.read_us(); |
| lakshya | 20:949d13045431 | 156 | //int begins,beginl,endl; |
| lakshya | 20:949d13045431 | 157 | int begintx,endtx; |
| lakshya | 74:2c82080db98b | 158 | BCN_TX_MAIN_STATUS = 1; // tranmission started |
| lakshya | 20:949d13045431 | 159 | BCN_TX_MAIN_COUNTER++; |
| lakshya | 74:2c82080db98b | 160 | pc_bcn.printf("BCN_FEN = %d\n\r",BCN_FEN); //to be checked next time |
| lakshya | 20:949d13045431 | 161 | if(BCN_FEN == 1) |
| lakshya | 20:949d13045431 | 162 | { |
| lakshya | 74:2c82080db98b | 163 | pc_bcn.printf("BCN_TX_SW_STATUS = %d\n\r",BCN_TX_SW_STATUS); // to be checked nxt time |
| lakshya | 50:6001287f3045 | 164 | //if(BCN_TX_SW_STATUS == 0b00000001) |
| lakshya | 74:2c82080db98b | 165 | if(BCN_TX_SW_STATUS != 0b00000000) // why have we put it as !0== why not just ==01?? |
| lakshya | 20:949d13045431 | 166 | { |
| lakshya | 49:61c9f28332ba | 167 | timer_Init_BEACON_HW.reset(); |
| lakshya | 49:61c9f28332ba | 168 | timer_Init_BEACON_HW.start(); |
| lakshya | 33:76f2b8735501 | 169 | Init_BEACON_HW(); |
| lakshya | 49:61c9f28332ba | 170 | timer_Init_BEACON_HW.stop(); |
| lakshya | 49:61c9f28332ba | 171 | |
| lakshya | 33:76f2b8735501 | 172 | if( BCN_TX_STATUS == BCN_INIT_SUCCESS ) |
| lakshya | 20:949d13045431 | 173 | { |
| lakshya | 74:2c82080db98b | 174 | pc_bcn.printf("\n\r trying to trmntng"); |
| lakshya | 74:2c82080db98b | 175 | |
| lakshya | 33:76f2b8735501 | 176 | //Measure and store BCN temperature in BCN_TS_BUFFER |
| lakshya | 33:76f2b8735501 | 177 | uint8_t temp_temp = check_Temperature(); |
| lakshya | 33:76f2b8735501 | 178 | if( temp_temp != 0xFF ) |
| lakshya | 33:76f2b8735501 | 179 | BCN_TMP = temp_temp; |
| lakshya | 74:2c82080db98b | 180 | |
| lakshya | 74:2c82080db98b | 181 | pc_bcn.printf("\n\rthe BCN_TMP is %d\n",temp_temp); |
| lakshya | 33:76f2b8735501 | 182 | pc_bcn.printf("temperature = %d\n\r",BCN_TMP); |
| lakshya | 74:2c82080db98b | 183 | |
| lakshya | 33:76f2b8735501 | 184 | //Get BCN_HK data from BCN HW(SPI) //Store BCN_HK data in BCN_HK_BUFFER |
| lakshya | 66:a5d2b8dc6b9e | 185 | pc_bcn.printf("BCN_SPND_TX = %d\n\r",BCN_SPND_TX); |
| lakshya | 74:2c82080db98b | 186 | if(BCN_SPND_TX == 1) |
| lakshya | 33:76f2b8735501 | 187 | { |
| lakshya | 49:61c9f28332ba | 188 | timer_Set_BCN_TX_STATUS_SUSPENDED.reset(); |
| lakshya | 49:61c9f28332ba | 189 | timer_Set_BCN_TX_STATUS_SUSPENDED.start(); |
| azaddevarm | 78:8ab8fb417a84 | 190 | BCN_TX_STATUS = BCN_TX_SUSPENDED; |
| lakshya | 33:76f2b8735501 | 191 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 49:61c9f28332ba | 192 | timer_Set_BCN_TX_STATUS_SUSPENDED.stop(); |
| lakshya | 33:76f2b8735501 | 193 | } |
| azaddevarm | 83:78b6a62cdf6a | 194 | else if(BCN_SW == 0) |
| azaddevarm | 83:78b6a62cdf6a | 195 | { |
| azaddevarm | 83:78b6a62cdf6a | 196 | BCN_TX_STATUS = BCN_TX_DISABLED; |
| azaddevarm | 83:78b6a62cdf6a | 197 | BCN_TX_MAIN_STATUS = 0; |
| azaddevarm | 83:78b6a62cdf6a | 198 | } |
| lakshya | 33:76f2b8735501 | 199 | else |
| lakshya | 33:76f2b8735501 | 200 | { |
| lakshya | 20:949d13045431 | 201 | //transmit short beacon and long beacon |
| lakshya | 20:949d13045431 | 202 | begintx = t_i.read_us(); |
| lakshya | 20:949d13045431 | 203 | BCN_TX(); |
| lakshya | 20:949d13045431 | 204 | endtx = t_i.read_us(); |
| lakshya | 33:76f2b8735501 | 205 | |
| lakshya | 20:949d13045431 | 206 | if(Check_ACK_RECEIVED() == 1) |
| lakshya | 20:949d13045431 | 207 | { |
| azaddevarm | 78:8ab8fb417a84 | 208 | BCN_TX_STATUS = BCN_TX_SUCCESS; |
| lakshya | 20:949d13045431 | 209 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 20:949d13045431 | 210 | } |
| azaddevarm | 82:9117fc24d09d | 211 | else if(BCN_SPND_TX == 1 ) |
| azaddevarm | 82:9117fc24d09d | 212 | { |
| azaddevarm | 82:9117fc24d09d | 213 | timer_Set_BCN_TX_STATUS_SUSPENDED.reset(); |
| azaddevarm | 82:9117fc24d09d | 214 | timer_Set_BCN_TX_STATUS_SUSPENDED.start(); |
| azaddevarm | 82:9117fc24d09d | 215 | BCN_TX_STATUS = BCN_TX_SUSPENDED; |
| azaddevarm | 82:9117fc24d09d | 216 | BCN_TX_MAIN_STATUS = 0; |
| azaddevarm | 82:9117fc24d09d | 217 | timer_Set_BCN_TX_STATUS_SUSPENDED.stop(); |
| azaddevarm | 82:9117fc24d09d | 218 | } |
| azaddevarm | 84:afbedc6ed804 | 219 | else if(BCN_SW == 0) |
| azaddevarm | 84:afbedc6ed804 | 220 | { |
| azaddevarm | 84:afbedc6ed804 | 221 | BCN_TX_STATUS = BCN_TX_DISABLED; |
| azaddevarm | 84:afbedc6ed804 | 222 | BCN_TX_MAIN_STATUS = 0; |
| azaddevarm | 84:afbedc6ed804 | 223 | } |
| lakshya | 20:949d13045431 | 224 | else |
| lakshya | 20:949d13045431 | 225 | { |
| azaddevarm | 78:8ab8fb417a84 | 226 | BCN_TX_STATUS = BCN_TX_FAILURE; |
| lakshya | 33:76f2b8735501 | 227 | //BCN_FAIL_COUNT++; |
| lakshya | 33:76f2b8735501 | 228 | //Init_BEACON_HW(); |
| lakshya | 20:949d13045431 | 229 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 33:76f2b8735501 | 230 | |
| lakshya | 20:949d13045431 | 231 | } |
| lakshya | 33:76f2b8735501 | 232 | } |
| lakshya | 33:76f2b8735501 | 233 | } |
| lakshya | 20:949d13045431 | 234 | } |
| lakshya | 20:949d13045431 | 235 | else |
| lakshya | 20:949d13045431 | 236 | { |
| azaddevarm | 78:8ab8fb417a84 | 237 | BCN_TX_STATUS = BCN_TX_DISABLED; |
| lakshya | 20:949d13045431 | 238 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 20:949d13045431 | 239 | } |
| lakshya | 20:949d13045431 | 240 | } |
| lakshya | 20:949d13045431 | 241 | else |
| lakshya | 20:949d13045431 | 242 | { |
| lakshya | 49:61c9f28332ba | 243 | timer_Set_BCN_TX_STATUS_RF_SILENCE.reset(); |
| lakshya | 49:61c9f28332ba | 244 | timer_Set_BCN_TX_STATUS_RF_SILENCE.start(); |
| azaddevarm | 78:8ab8fb417a84 | 245 | BCN_TX_STATUS = BCN_RF_SILENCE; //Window of RF Silence: None of the Txs should be on. |
| lakshya | 20:949d13045431 | 246 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 49:61c9f28332ba | 247 | timer_Set_BCN_TX_STATUS_RF_SILENCE.stop(); |
| lakshya | 20:949d13045431 | 248 | } |
| lakshya | 20:949d13045431 | 249 | t_i.stop(); |
| lakshya | 20:949d13045431 | 250 | int end = t_i.read_us(); |
| lakshya | 20:949d13045431 | 251 | pc_bcn.printf("The time required for FCTN_BCN_TX_MAIN is %d useconds\r\n", end-begin); |
| lakshya | 20:949d13045431 | 252 | pc_bcn.printf("The time required for FCTN_BCN_TX is %d useconds\r\n", endtx-begintx); |
| lakshya | 20:949d13045431 | 253 | /* |
| lakshya | 20:949d13045431 | 254 | pc_bcn.printf("The time required for Short_BCN is %d useconds\r\n", beginl-begins); |
| lakshya | 20:949d13045431 | 255 | pc_bcn.printf("The time required for Long_BCN is %d useconds\r\n", endtx-beginl); |
| lakshya | 20:949d13045431 | 256 | */ |
| lakshya | 20:949d13045431 | 257 | ERROR_CHECK = 0; |
| lakshya | 51:661dc022613a | 258 | BCN_TX_MAIN_STATUS = 0; |
| lakshya | 20:949d13045431 | 259 | } |
| lakshya | 20:949d13045431 | 260 | |
| lakshya | 20:949d13045431 | 261 | void Set_BCN_TX_STATUS(uint8_t STATUS) |
| lakshya | 20:949d13045431 | 262 | { |
| lakshya | 20:949d13045431 | 263 | BCN_TX_STATUS = STATUS; |
| lakshya | 20:949d13045431 | 264 | } |
| lakshya | 20:949d13045431 | 265 | |
| lakshya | 20:949d13045431 | 266 | uint8_t check_Temperature() |
| lakshya | 20:949d13045431 | 267 | { |
| lakshya | 20:949d13045431 | 268 | uint8_t temperature; |
| lakshya | 20:949d13045431 | 269 | writereg(RF22_REG_0F_ADC_CONFIGURATION,0x00);//set ADC to temp measurement |
| lakshya | 58:c4203e162d12 | 270 | writereg(RF22_REG_12_Temperature_Sensor_Calibration,0x20);//measure in degree celsius |
| lakshya | 20:949d13045431 | 271 | writereg(RF22_REG_0F_ADC_CONFIGURATION,0x80);//start adc |
| lakshya | 20:949d13045431 | 272 | wait(0.1); |
| lakshya | 58:c4203e162d12 | 273 | //if( readreg(RF22_REG_0F_ADC_CONFIGURATION) & 0x80 == 0x80 ) |
| lakshya | 33:76f2b8735501 | 274 | { |
| lakshya | 33:76f2b8735501 | 275 | temperature = readreg(RF22_REG_11_ADC_Value); |
| lakshya | 66:a5d2b8dc6b9e | 276 | temperature = (float)temperature*0.5 - 64; //* 0.5 factor // to be checked |
| lakshya | 33:76f2b8735501 | 277 | } |
| lakshya | 58:c4203e162d12 | 278 | //else temperature = 0xFF; |
| lakshya | 33:76f2b8735501 | 279 | // temperature = (float)temperature*0.5 - 64; |
| lakshya | 58:c4203e162d12 | 280 | printf("\n\rthe vLKUE OF TEMPO %d",temperature); |
| lakshya | 20:949d13045431 | 281 | return temperature; |
| lakshya | 20:949d13045431 | 282 | } |
| lakshya | 33:76f2b8735501 | 283 | |
| lakshya | 33:76f2b8735501 | 284 | uint32_t timeout_count; |
| lakshya | 74:2c82080db98b | 285 | void BCN_TX() // main function for transmitting |
| lakshya | 20:949d13045431 | 286 | { |
| lakshya | 49:61c9f28332ba | 287 | pc_bcn.printf("BCN_TX\n\r"); |
| azaddevarm | 99:df6f43921af4 | 288 | #if bcn_data_print |
| azaddevarm | 99:df6f43921af4 | 289 | //Printing Beacon data: |
| azaddevarm | 99:df6f43921af4 | 290 | pc_bcn.printf("Short beacon data in BCN_TX:\n\r"); |
| azaddevarm | 99:df6f43921af4 | 291 | for (int i = 0; i<15 ; i++) |
| azaddevarm | 99:df6f43921af4 | 292 | pc_bcn.printf("%d\n\r",SHORT_HK_data[i]); |
| azaddevarm | 99:df6f43921af4 | 293 | pc_bcn.printf("Long beacon data:\n\r"); |
| azaddevarm | 99:df6f43921af4 | 294 | for (int i = 0; i<134 ; i++) |
| azaddevarm | 99:df6f43921af4 | 295 | pc_bcn.printf("%d\n\r",LONG_HK_data[BCN_LONG_MSG_TYPE][i]); |
| azaddevarm | 99:df6f43921af4 | 296 | //Done printing |
| azaddevarm | 99:df6f43921af4 | 297 | #endif |
| lakshya | 20:949d13045431 | 298 | writereg(RF22_REG_6E_TX_DATA_RATE,0x0A); |
| lakshya | 20:949d13045431 | 299 | writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps |
| lakshya | 20:949d13045431 | 300 | wait(0.02); |
| lakshya | 20:949d13045431 | 301 | |
| lakshya | 33:76f2b8735501 | 302 | timeout_count = 10e5; |
| lakshya | 20:949d13045431 | 303 | clearTxBuf(); //writing data first time |
| lakshya | 20:949d13045431 | 304 | |
| lakshya | 33:76f2b8735501 | 305 | int byte_counter; |
| lakshya | 20:949d13045431 | 306 | uint8_t onebyte[4] = {0x81,0xA6,0xBE,0x4E}; |
| lakshya | 20:949d13045431 | 307 | uint8_t zerobyte[4] = {0x7E,0x59,0x41,0xB1}; |
| lakshya | 74:2c82080db98b | 308 | for (byte_counter = 0; byte_counter <15 ; byte_counter++) // include condition in the foor loop itself |
| lakshya | 20:949d13045431 | 309 | { |
| azaddevarm | 82:9117fc24d09d | 310 | if(BCN_SPND_TX == 1) |
| azaddevarm | 82:9117fc24d09d | 311 | { |
| azaddevarm | 82:9117fc24d09d | 312 | clearTxBuf(); |
| azaddevarm | 82:9117fc24d09d | 313 | break; //Check for flag update by COM |
| azaddevarm | 82:9117fc24d09d | 314 | } |
| azaddevarm | 84:afbedc6ed804 | 315 | else if( BCN_SW == 0 ) break; |
| lakshya | 74:2c82080db98b | 316 | for(int j = 7; j >= 0; j--) |
| lakshya | 20:949d13045431 | 317 | { |
| azaddevarm | 82:9117fc24d09d | 318 | if(BCN_SPND_TX == 1) |
| azaddevarm | 82:9117fc24d09d | 319 | { |
| azaddevarm | 82:9117fc24d09d | 320 | clearTxBuf(); |
| azaddevarm | 82:9117fc24d09d | 321 | break; //Check for flag update by COM |
| azaddevarm | 82:9117fc24d09d | 322 | } |
| azaddevarm | 84:afbedc6ed804 | 323 | else if( BCN_SW == 0 ) break; |
| lakshya | 20:949d13045431 | 324 | cs = 0; |
| lakshya | 20:949d13045431 | 325 | spi.write(0xFF); |
| lakshya | 33:76f2b8735501 | 326 | if((SHORT_HK_data[byte_counter] & (uint8_t) pow(2.0,j))!= pow(2.0,j)) |
| lakshya | 20:949d13045431 | 327 | { |
| lakshya | 20:949d13045431 | 328 | //byte=0x00; |
| lakshya | 20:949d13045431 | 329 | spi.write(zerobyte[0]); |
| lakshya | 20:949d13045431 | 330 | spi.write(zerobyte[1]); |
| lakshya | 20:949d13045431 | 331 | spi.write(zerobyte[2]); |
| lakshya | 20:949d13045431 | 332 | spi.write(zerobyte[3]); |
| lakshya | 20:949d13045431 | 333 | } |
| lakshya | 20:949d13045431 | 334 | else |
| lakshya | 20:949d13045431 | 335 | { |
| lakshya | 20:949d13045431 | 336 | //byte=0xFF; |
| lakshya | 20:949d13045431 | 337 | spi.write(onebyte[0]); |
| lakshya | 20:949d13045431 | 338 | spi.write(onebyte[1]); |
| lakshya | 20:949d13045431 | 339 | spi.write(onebyte[2]); |
| lakshya | 20:949d13045431 | 340 | spi.write(onebyte[3]); |
| lakshya | 20:949d13045431 | 341 | } |
| lakshya | 20:949d13045431 | 342 | cs = 1; |
| lakshya | 20:949d13045431 | 343 | /* |
| lakshya | 20:949d13045431 | 344 | spi.write(byte); |
| lakshya | 20:949d13045431 | 345 | spi.write(byte); |
| lakshya | 20:949d13045431 | 346 | spi.write(byte); |
| lakshya | 20:949d13045431 | 347 | spi.write(byte); //Each bit is written 32 times |
| lakshya | 20:949d13045431 | 348 | */ |
| lakshya | 33:76f2b8735501 | 349 | // byte_count+=4; |
| lakshya | 20:949d13045431 | 350 | |
| lakshya | 20:949d13045431 | 351 | } |
| lakshya | 20:949d13045431 | 352 | |
| lakshya | 20:949d13045431 | 353 | if(byte_counter == 1) |
| azaddevarm | 84:afbedc6ed804 | 354 | if(BCN_SPND_TX != 1 && BCN_SW == 1) //Check for flag update by COM |
| azaddevarm | 84:afbedc6ed804 | 355 | { |
| lakshya | 33:76f2b8735501 | 356 | //Set to Tx mode |
| lakshya | 33:76f2b8735501 | 357 | writereg(RF22_REG_07_OPERATING_MODE1,0x08); //txon |
| lakshya | 33:76f2b8735501 | 358 | wait(0.1);// takes time to set to tx mode hence the delay of 0.1. |
| lakshya | 33:76f2b8735501 | 359 | } |
| lakshya | 33:76f2b8735501 | 360 | |
| lakshya | 20:949d13045431 | 361 | //testing level |
| lakshya | 20:949d13045431 | 362 | /*if(byte_counter > 0) |
| lakshya | 20:949d13045431 | 363 | while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else |
| lakshya | 20:949d13045431 | 364 | { |
| lakshya | 20:949d13045431 | 365 | pc_bcn.printf("w_f_empty1\n\r"); |
| lakshya | 20:949d13045431 | 366 | //reset_rfm(1); |
| lakshya | 20:949d13045431 | 367 | }*/ |
| lakshya | 20:949d13045431 | 368 | |
| lakshya | 20:949d13045431 | 369 | |
| lakshya | 20:949d13045431 | 370 | //Check for fifoThresh |
| lakshya | 20:949d13045431 | 371 | |
| lakshya | 20:949d13045431 | 372 | if(byte_counter > 0) |
| azaddevarm | 84:afbedc6ed804 | 373 | if(BCN_SPND_TX != 1 && BCN_SW ==1) //Check for flag update by COM |
| azaddevarm | 82:9117fc24d09d | 374 | { |
| lakshya | 73:d2bca4d2cc64 | 375 | wait_ms(25); |
| lakshya | 73:d2bca4d2cc64 | 376 | while( timeout_count --)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1); |
| azaddevarm | 82:9117fc24d09d | 377 | { |
| lakshya | 73:d2bca4d2cc64 | 378 | //pc_bcn.printf("w_f_empty\n"); |
| lakshya | 73:d2bca4d2cc64 | 379 | //reset_rfm(1); |
| lakshya | 73:d2bca4d2cc64 | 380 | } |
| lakshya | 73:d2bca4d2cc64 | 381 | timeout_count = 10e5; |
| lakshya | 33:76f2b8735501 | 382 | } |
| lakshya | 20:949d13045431 | 383 | |
| lakshya | 20:949d13045431 | 384 | /* if(byte_counter%2==0 && byte_counter) |
| lakshya | 20:949d13045431 | 385 | while(1)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else |
| lakshya | 20:949d13045431 | 386 | { |
| lakshya | 20:949d13045431 | 387 | pc_bcn.printf("W = %d\r\n",byte_counter); |
| lakshya | 20:949d13045431 | 388 | }*/ |
| lakshya | 20:949d13045431 | 389 | //pc_bcn.printf("W = %d\r\n",byte_counter); |
| lakshya | 20:949d13045431 | 390 | } |
| lakshya | 20:949d13045431 | 391 | |
| lakshya | 74:2c82080db98b | 392 | for(byte_counter = 15;byte_counter<149;byte_counter++) // include it in the loop itself |
| lakshya | 20:949d13045431 | 393 | { |
| azaddevarm | 82:9117fc24d09d | 394 | if(BCN_SPND_TX == 1) |
| azaddevarm | 82:9117fc24d09d | 395 | { |
| azaddevarm | 82:9117fc24d09d | 396 | clearTxBuf(); |
| azaddevarm | 82:9117fc24d09d | 397 | break; //Check for flag update by COM |
| azaddevarm | 82:9117fc24d09d | 398 | } |
| azaddevarm | 84:afbedc6ed804 | 399 | else if( BCN_SW == 0 ) break; |
| lakshya | 20:949d13045431 | 400 | cs = 0; |
| lakshya | 20:949d13045431 | 401 | spi.write(0xFF); |
| lakshya | 33:76f2b8735501 | 402 | spi.write(LONG_HK_data[BCN_LONG_MSG_TYPE][byte_counter-15]); |
| lakshya | 20:949d13045431 | 403 | cs = 1; |
| lakshya | 20:949d13045431 | 404 | |
| azaddevarm | 84:afbedc6ed804 | 405 | if((byte_counter-15)%32==0 && BCN_SPND_TX == 0 && BCN_SW == 1) |
| lakshya | 20:949d13045431 | 406 | { //Check for fifoThresh |
| lakshya | 20:949d13045431 | 407 | wait_ms(25); |
| lakshya | 33:76f2b8735501 | 408 | while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x20) == 0x20)break;else if(timeout_count == 1) reset_rfm(1); |
| lakshya | 20:949d13045431 | 409 | { |
| lakshya | 20:949d13045431 | 410 | //pc_bcn.printf("Reset\n"); |
| lakshya | 20:949d13045431 | 411 | //reset_rfm(1); |
| lakshya | 20:949d13045431 | 412 | } |
| lakshya | 20:949d13045431 | 413 | } |
| lakshya | 20:949d13045431 | 414 | |
| lakshya | 20:949d13045431 | 415 | } |
| lakshya | 20:949d13045431 | 416 | wait_ms(70); |
| lakshya | 73:d2bca4d2cc64 | 417 | |
| azaddevarm | 84:afbedc6ed804 | 418 | if( BCN_SW == 1 ) |
| lakshya | 20:949d13045431 | 419 | { |
| azaddevarm | 84:afbedc6ed804 | 420 | //Check for fifoThresh |
| azaddevarm | 84:afbedc6ed804 | 421 | while(timeout_count--) |
| azaddevarm | 84:afbedc6ed804 | 422 | if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00) break; |
| azaddevarm | 84:afbedc6ed804 | 423 | else if(timeout_count == 1) |
| azaddevarm | 84:afbedc6ed804 | 424 | if(BCN_SPND_TX != 1) reset_rfm(1); |
| azaddevarm | 84:afbedc6ed804 | 425 | |
| azaddevarm | 84:afbedc6ed804 | 426 | while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x40) == 0x00)break;else if(timeout_count == 1) reset_rfm(1); |
| azaddevarm | 84:afbedc6ed804 | 427 | { |
| azaddevarm | 84:afbedc6ed804 | 428 | pc_bcn.printf("Waiting for fifo to empty\r\n"); |
| azaddevarm | 84:afbedc6ed804 | 429 | } |
| azaddevarm | 84:afbedc6ed804 | 430 | |
| azaddevarm | 84:afbedc6ed804 | 431 | //Check for packetsent interrupt |
| azaddevarm | 84:afbedc6ed804 | 432 | while(timeout_count--) |
| azaddevarm | 84:afbedc6ed804 | 433 | if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04) break; |
| azaddevarm | 84:afbedc6ed804 | 434 | else if(timeout_count == 1) |
| azaddevarm | 84:afbedc6ed804 | 435 | if(BCN_SPND_TX != 1) reset_rfm(1); |
| azaddevarm | 84:afbedc6ed804 | 436 | |
| azaddevarm | 84:afbedc6ed804 | 437 | while(timeout_count--)if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04)break;else if(timeout_count == 1) reset_rfm(1); |
| azaddevarm | 84:afbedc6ed804 | 438 | |
| azaddevarm | 84:afbedc6ed804 | 439 | //pc_bcn.printf("Short packet sent, bytes written = %d\r\n",byte_count); |
| azaddevarm | 84:afbedc6ed804 | 440 | |
| azaddevarm | 84:afbedc6ed804 | 441 | writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode |
| lakshya | 20:949d13045431 | 442 | } |
| lakshya | 20:949d13045431 | 443 | } |
| azaddevarm | 82:9117fc24d09d | 444 | |
| lakshya | 20:949d13045431 | 445 | void reset_rfm(uint8_t fl) |
| lakshya | 20:949d13045431 | 446 | { |
| lakshya | 20:949d13045431 | 447 | if (fl ==1 && ERROR_CHECK ==0) |
| lakshya | 20:949d13045431 | 448 | { BCN_FAIL_COUNT++; |
| lakshya | 20:949d13045431 | 449 | ERROR_CHECK=1; |
| lakshya | 74:2c82080db98b | 450 | pc_bcn.printf("BCN_FAIL_COUNT+++\n"); |
| lakshya | 20:949d13045431 | 451 | } |
| lakshya | 20:949d13045431 | 452 | else if(fl == 0) |
| lakshya | 20:949d13045431 | 453 | { |
| lakshya | 20:949d13045431 | 454 | BCN_FAIL_COUNT = 0; |
| lakshya | 20:949d13045431 | 455 | ERROR_CHECK=0; |
| lakshya | 20:949d13045431 | 456 | } |
| lakshya | 20:949d13045431 | 457 | } |
| lakshya | 20:949d13045431 | 458 | void writereg(uint8_t reg,uint8_t val) |
| lakshya | 20:949d13045431 | 459 | { |
| lakshya | 20:949d13045431 | 460 | |
| lakshya | 20:949d13045431 | 461 | uint8_t count = 0; |
| lakshya | 20:949d13045431 | 462 | for(;;count++) |
| lakshya | 20:949d13045431 | 463 | { |
| lakshya | 20:949d13045431 | 464 | int read_val =0; cs = 0;spi.write(reg | 0x80);spi.write(val);cs = 1; |
| lakshya | 20:949d13045431 | 465 | if(reg != 0x7 && reg != 0x58 && reg != 0xF) |
| lakshya | 20:949d13045431 | 466 | { |
| lakshya | 20:949d13045431 | 467 | read_val = readreg(reg); |
| lakshya | 20:949d13045431 | 468 | if (read_val == val) |
| lakshya | 20:949d13045431 | 469 | { |
| lakshya | 20:949d13045431 | 470 | break; |
| lakshya | 20:949d13045431 | 471 | } |
| lakshya | 33:76f2b8735501 | 472 | else if(count == 2) |
| lakshya | 20:949d13045431 | 473 | { |
| lakshya | 49:61c9f28332ba | 474 | reset_rfm(1); pc_bcn.printf("reg = 0x%X\n",reg);break; |
| lakshya | 20:949d13045431 | 475 | } |
| lakshya | 20:949d13045431 | 476 | else init_spi(); |
| lakshya | 20:949d13045431 | 477 | } |
| lakshya | 20:949d13045431 | 478 | else |
| lakshya | 20:949d13045431 | 479 | break; |
| lakshya | 20:949d13045431 | 480 | } |
| lakshya | 20:949d13045431 | 481 | } |
| lakshya | 20:949d13045431 | 482 | uint8_t readreg(uint8_t reg) |
| lakshya | 20:949d13045431 | 483 | { |
| lakshya | 20:949d13045431 | 484 | uint8_t val;cs = 0;spi.write(reg & ~0x80);val = spi.write(0);cs = 1;return val; |
| lakshya | 20:949d13045431 | 485 | } |
| lakshya | 20:949d13045431 | 486 | void clearTxBuf() |
| lakshya | 20:949d13045431 | 487 | { |
| lakshya | 20:949d13045431 | 488 | writereg(RF22_REG_08_OPERATING_MODE2,0x01); |
| lakshya | 20:949d13045431 | 489 | writereg(RF22_REG_08_OPERATING_MODE2,0x00); |
| lakshya | 20:949d13045431 | 490 | } |
| lakshya | 20:949d13045431 | 491 | uint8_t setFrequency(double centre) |
| lakshya | 20:949d13045431 | 492 | { |
| lakshya | 20:949d13045431 | 493 | uint8_t fbsel = 0x40; |
| lakshya | 20:949d13045431 | 494 | if (centre >= 480.0) { |
| lakshya | 20:949d13045431 | 495 | centre /= 2; |
| lakshya | 20:949d13045431 | 496 | fbsel |= 0x20; |
| lakshya | 20:949d13045431 | 497 | } |
| lakshya | 20:949d13045431 | 498 | centre /= 10.0; |
| lakshya | 20:949d13045431 | 499 | double integerPart = floor(centre); |
| lakshya | 20:949d13045431 | 500 | double fractionalPart = centre - integerPart; |
| lakshya | 20:949d13045431 | 501 | |
| lakshya | 20:949d13045431 | 502 | uint8_t fb = (uint8_t)integerPart - 24; // Range 0 to 23 |
| lakshya | 20:949d13045431 | 503 | fbsel |= fb; |
| lakshya | 20:949d13045431 | 504 | uint16_t fc = fractionalPart * 64000; |
| lakshya | 20:949d13045431 | 505 | writereg(RF22_REG_73_FREQUENCY_OFFSET1, 0); // REVISIT |
| lakshya | 20:949d13045431 | 506 | writereg(RF22_REG_74_FREQUENCY_OFFSET2, 0); |
| lakshya | 20:949d13045431 | 507 | writereg(RF22_REG_75_FREQUENCY_BAND_SELECT, fbsel); |
| lakshya | 20:949d13045431 | 508 | writereg(RF22_REG_76_NOMINAL_CARRIER_FREQUENCY1, fc >> 8); |
| lakshya | 20:949d13045431 | 509 | writereg(RF22_REG_77_NOMINAL_CARRIER_FREQUENCY0, fc & 0xff); |
| lakshya | 20:949d13045431 | 510 | return 0; |
| lakshya | 20:949d13045431 | 511 | } |
| lakshya | 20:949d13045431 | 512 | void init_spi() |
| lakshya | 20:949d13045431 | 513 | { |
| lakshya | 20:949d13045431 | 514 | cs=1; // chip must be deselected |
| lakshya | 20:949d13045431 | 515 | wait(0.1); |
| lakshya | 20:949d13045431 | 516 | spi.format(8,0); |
| lakshya | 20:949d13045431 | 517 | spi.frequency(10000000); //10MHz SCLK |
| lakshya | 20:949d13045431 | 518 | } |
| lakshya | 20:949d13045431 | 519 | void Init_BEACON_HW() |
| lakshya | 20:949d13045431 | 520 | { |
| lakshya | 49:61c9f28332ba | 521 | pc_bcn.printf("Init HW\n\r"); |
| lakshya | 20:949d13045431 | 522 | ERROR_CHECK=0; |
| lakshya | 20:949d13045431 | 523 | wait(0.1); |
| lakshya | 20:949d13045431 | 524 | int BCN_INIT_COUNTER = 1; |
| lakshya | 20:949d13045431 | 525 | while(BCN_INIT_COUNTER) |
| lakshya | 20:949d13045431 | 526 | { |
| lakshya | 20:949d13045431 | 527 | init_spi(); |
| lakshya | 49:61c9f28332ba | 528 | pc_bcn.printf("init spi\r\n"); |
| lakshya | 20:949d13045431 | 529 | //should either have a flag for invalid SPI or discard this for actual case or add reset |
| lakshya | 20:949d13045431 | 530 | if (readreg(RF22_REG_00_DEVICE_TYPE) == 0x08) |
| lakshya | 20:949d13045431 | 531 | { |
| lakshya | 20:949d13045431 | 532 | pc_bcn.printf("spi connection valid\r\n"); |
| lakshya | 20:949d13045431 | 533 | reset_rfm(0); |
| lakshya | 49:61c9f28332ba | 534 | |
| lakshya | 49:61c9f28332ba | 535 | timer_Set_BCN_TX_STATUS_SUCCESS.reset(); |
| lakshya | 49:61c9f28332ba | 536 | timer_Set_BCN_TX_STATUS_SUCCESS.start(); |
| azaddevarm | 78:8ab8fb417a84 | 537 | BCN_TX_STATUS = BCN_INIT_SUCCESS; |
| lakshya | 49:61c9f28332ba | 538 | timer_Set_BCN_TX_STATUS_SUCCESS.stop(); |
| lakshya | 49:61c9f28332ba | 539 | |
| lakshya | 20:949d13045431 | 540 | break; |
| lakshya | 20:949d13045431 | 541 | } |
| lakshya | 20:949d13045431 | 542 | else if (BCN_INIT_COUNTER == 1) |
| lakshya | 20:949d13045431 | 543 | { |
| lakshya | 20:949d13045431 | 544 | pc_bcn.printf("error in spi connection\r\n"); |
| lakshya | 20:949d13045431 | 545 | reset_rfm(1); |
| lakshya | 20:949d13045431 | 546 | writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset |
| lakshya | 20:949d13045431 | 547 | wait(0.1); //takes time to reset |
| lakshya | 20:949d13045431 | 548 | } |
| lakshya | 20:949d13045431 | 549 | else if (BCN_INIT_COUNTER == 2) |
| lakshya | 20:949d13045431 | 550 | { |
| lakshya | 20:949d13045431 | 551 | pc_bcn.printf("error in spi connection\r\n"); |
| lakshya | 20:949d13045431 | 552 | reset_rfm(1); |
| lakshya | 20:949d13045431 | 553 | BCN_TX_SW_STATUS = 0b00000011; //Device disabled |
| lakshya | 20:949d13045431 | 554 | //reset BCN HW using switch here |
| lakshya | 20:949d13045431 | 555 | } |
| lakshya | 20:949d13045431 | 556 | else |
| lakshya | 20:949d13045431 | 557 | { |
| lakshya | 20:949d13045431 | 558 | pc_bcn.printf("BCN_TX_FAILURE\r\n"); |
| lakshya | 49:61c9f28332ba | 559 | |
| lakshya | 49:61c9f28332ba | 560 | timer_Set_BCN_TX_STATUS_FAILURE.reset(); |
| lakshya | 49:61c9f28332ba | 561 | timer_Set_BCN_TX_STATUS_FAILURE.start(); |
| azaddevarm | 78:8ab8fb417a84 | 562 | BCN_TX_STATUS = BCN_INIT_FAILURE; |
| lakshya | 49:61c9f28332ba | 563 | timer_Set_BCN_TX_STATUS_FAILURE.stop(); |
| lakshya | 49:61c9f28332ba | 564 | |
| lakshya | 20:949d13045431 | 565 | break; |
| lakshya | 20:949d13045431 | 566 | } |
| lakshya | 20:949d13045431 | 567 | BCN_INIT_COUNTER++; |
| lakshya | 20:949d13045431 | 568 | } |
| lakshya | 20:949d13045431 | 569 | |
| lakshya | 33:76f2b8735501 | 570 | if(BCN_TX_STATUS == BCN_INIT_SUCCESS) |
| lakshya | 20:949d13045431 | 571 | { |
| lakshya | 20:949d13045431 | 572 | writereg(RF22_REG_07_OPERATING_MODE1,0x80); //sw_reset |
| lakshya | 20:949d13045431 | 573 | wait(0.1); //takes time to reset |
| lakshya | 20:949d13045431 | 574 | |
| lakshya | 20:949d13045431 | 575 | clearTxBuf(); |
| lakshya | 20:949d13045431 | 576 | |
| lakshya | 20:949d13045431 | 577 | writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode |
| lakshya | 20:949d13045431 | 578 | |
| lakshya | 20:949d13045431 | 579 | //txfifoalmostempty |
| lakshya | 20:949d13045431 | 580 | writereg(RF22_REG_7D_TX_FIFO_CONTROL2,30); |
| lakshya | 20:949d13045431 | 581 | |
| lakshya | 20:949d13045431 | 582 | //txfifoalmostfull |
| lakshya | 20:949d13045431 | 583 | writereg(RF22_REG_7C_TX_FIFO_CONTROL1,50); |
| lakshya | 20:949d13045431 | 584 | |
| lakshya | 20:949d13045431 | 585 | |
| lakshya | 20:949d13045431 | 586 | //Packet-engine registers |
| lakshya | 20:949d13045431 | 587 | writereg(RF22_REG_30_DATA_ACCESS_CONTROL,0x00); |
| lakshya | 20:949d13045431 | 588 | |
| lakshya | 20:949d13045431 | 589 | writereg(RF22_REG_33_HEADER_CONTROL2,0x08); |
| lakshya | 20:949d13045431 | 590 | writereg(RF22_REG_34_PREAMBLE_LENGTH,0x00); |
| lakshya | 20:949d13045431 | 591 | |
| lakshya | 20:949d13045431 | 592 | writereg(RF22_REG_0B_GPIO_CONFIGURATION0,0x15); // TX state |
| lakshya | 20:949d13045431 | 593 | writereg(RF22_REG_0C_GPIO_CONFIGURATION1,0x12); // RX state |
| lakshya | 20:949d13045431 | 594 | |
| lakshya | 20:949d13045431 | 595 | setFrequency(435.0); |
| lakshya | 20:949d13045431 | 596 | |
| lakshya | 20:949d13045431 | 597 | int i=3; |
| lakshya | 20:949d13045431 | 598 | while(i--) |
| lakshya | 20:949d13045431 | 599 | if((readreg(RF22_REG_02_DEVICE_STATUS)& 0x08)!= 0x00) |
| lakshya | 20:949d13045431 | 600 | { |
| lakshya | 20:949d13045431 | 601 | setFrequency(435.0); |
| lakshya | 20:949d13045431 | 602 | if (i==1) |
| lakshya | 20:949d13045431 | 603 | {pc_bcn.printf("frequency not set properly\r\n"); |
| lakshya | 20:949d13045431 | 604 | reset_rfm(1); |
| lakshya | 20:949d13045431 | 605 | } |
| lakshya | 20:949d13045431 | 606 | } |
| lakshya | 20:949d13045431 | 607 | |
| lakshya | 20:949d13045431 | 608 | //set Modem Configuration |
| lakshya | 20:949d13045431 | 609 | writereg(RF22_REG_58,0x80); |
| lakshya | 20:949d13045431 | 610 | |
| lakshya | 20:949d13045431 | 611 | //Set Data rate - same for both long and short beacon |
| lakshya | 20:949d13045431 | 612 | |
| lakshya | 20:949d13045431 | 613 | writereg(RF22_REG_6E_TX_DATA_RATE,0x0A); |
| lakshya | 33:76f2b8735501 | 614 | writereg(RF22_REG_6F_TX_DATA_RATE,0x7C);//1280bps |
| lakshya | 33:76f2b8735501 | 615 | writereg(RF22_REG_70_MODULATION_CONTROL1,0x20);//For data rates below 30kbps |
| lakshya | 20:949d13045431 | 616 | |
| lakshya | 20:949d13045431 | 617 | |
| lakshya | 33:76f2b8735501 | 618 | writereg(RF22_REG_71_MODULATION_CONTROL2,0x21);//0x21 = FIFO mode with ook demodulation |
| lakshya | 33:76f2b8735501 | 619 | |
| lakshya | 20:949d13045431 | 620 | |
| lakshya | 20:949d13045431 | 621 | //set tx power |
| lakshya | 20:949d13045431 | 622 | writereg(RF22_REG_6D_TX_POWER,0x07); //20dbm |
| lakshya | 20:949d13045431 | 623 | |
| lakshya | 20:949d13045431 | 624 | //TX_packet_length written later |
| lakshya | 20:949d13045431 | 625 | ERROR_CHECK = 0; |
| lakshya | 49:61c9f28332ba | 626 | pc_bcn.printf("Done Init HW\n\r"); |
| lakshya | 20:949d13045431 | 627 | } |
| lakshya | 20:949d13045431 | 628 | } |
| lakshya | 20:949d13045431 | 629 | bool Check_ACK_RECEIVED() |
| lakshya | 20:949d13045431 | 630 | { |
| lakshya | 20:949d13045431 | 631 | if((readreg(RF22_REG_03_INTERRUPT_STATUS1) & 0x04) == 0x04) |
| lakshya | 20:949d13045431 | 632 | { |
| lakshya | 49:61c9f28332ba | 633 | pc_bcn.printf("Packet sent: ACK received\r\n"); |
| lakshya | 20:949d13045431 | 634 | return 1; |
| lakshya | 20:949d13045431 | 635 | } |
| lakshya | 20:949d13045431 | 636 | else |
| lakshya | 20:949d13045431 | 637 | { |
| lakshya | 20:949d13045431 | 638 | pc_bcn.printf("Packet not sent\r\n"); |
| lakshya | 20:949d13045431 | 639 | return 0; |
| lakshya | 20:949d13045431 | 640 | } |
| lakshya | 20:949d13045431 | 641 | } |
| azaddevarm | 79:bc093fd525d7 | 642 | |
| azaddevarm | 79:bc093fd525d7 | 643 | // to write in flash function moved to TCTM |
| lakshya | 33:76f2b8735501 | 644 | void FCTN_BCN_SPND_TX() |
| lakshya | 33:76f2b8735501 | 645 | { |
| azaddevarm | 93:e3fd5439e919 | 646 | printf("BCN_SPND\n\r"); |
| azaddevarm | 93:e3fd5439e919 | 647 | BCN_SPND_TX = 1; |
| azaddevarm | 93:e3fd5439e919 | 648 | if( BCN_TX_SW_STATUS != 3 ) |
| azaddevarm | 93:e3fd5439e919 | 649 | { |
| azaddevarm | 93:e3fd5439e919 | 650 | writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode |
| azaddevarm | 93:e3fd5439e919 | 651 | //if( readreg(RF22_REG_07_OPERATING_MODE1) & 0x08 == 0x08 ) |
| azaddevarm | 93:e3fd5439e919 | 652 | { |
| azaddevarm | 93:e3fd5439e919 | 653 | BCN_SW = 0; //active high |
| azaddevarm | 93:e3fd5439e919 | 654 | BCN_TX_SW_STATUS = 0; //working but powered off |
| azaddevarm | 93:e3fd5439e919 | 655 | uint32_t FLASH_DATA; |
| azaddevarm | 93:e3fd5439e919 | 656 | FLASH_DATA = FCTN_BAE_RD_FLASH_ENTITY(0); //updated in flash |
| azaddevarm | 93:e3fd5439e919 | 657 | FLASH_DATA = (FLASH_DATA | 0x00006000); |
| azaddevarm | 93:e3fd5439e919 | 658 | FCTN_BAE_WR_FLASH(0,FLASH_DATA); |
| azaddevarm | 93:e3fd5439e919 | 659 | } |
| azaddevarm | 93:e3fd5439e919 | 660 | } |
| azaddevarm | 93:e3fd5439e919 | 661 | } |
| azaddevarm | 93:e3fd5439e919 | 662 | /* Previous version of the function |
| azaddevarm | 93:e3fd5439e919 | 663 | { |
| lakshya | 50:6001287f3045 | 664 | printf("BCN_SPND\n\r"); |
| lakshya | 33:76f2b8735501 | 665 | BCN_SPND_TX = 1; |
| lakshya | 33:76f2b8735501 | 666 | if( BCN_TX_MAIN_STATUS == 1 && BCN_TX_SW_STATUS == 1 ) |
| lakshya | 33:76f2b8735501 | 667 | { |
| lakshya | 33:76f2b8735501 | 668 | writereg(RF22_REG_07_OPERATING_MODE1,0x00); //standby mode |
| azaddevarm | 93:e3fd5439e919 | 669 | //if( readreg(RF22_REG_07_OPERATING_MODE1) & 0x08 == 0x08 ) |
| lakshya | 33:76f2b8735501 | 670 | { |
| azaddevarm | 83:78b6a62cdf6a | 671 | BCN_SW = 0; //active high |
| azaddevarm | 93:e3fd5439e919 | 672 | BCN_TX_SW_STATUS = 0; //working but powered off |
| azaddevarm | 93:e3fd5439e919 | 673 | uint32_t FLASH_DATA; |
| azaddevarm | 93:e3fd5439e919 | 674 | //remove comment below to enable writing to flash |
| azaddevarm | 93:e3fd5439e919 | 675 | |
| azaddevarm | 93:e3fd5439e919 | 676 | FLASH_DATA = FCTN_BAE_RD_FLASH_ENTITY(0); //updated in flash |
| azaddevarm | 93:e3fd5439e919 | 677 | FLASH_DATA = (FLASH_DATA | 0x00006000); |
| azaddevarm | 93:e3fd5439e919 | 678 | FCTN_BAE_WR_FLASH(0,FLASH_DATA); |
| azaddevarm | 93:e3fd5439e919 | 679 | |
| lakshya | 33:76f2b8735501 | 680 | } |
| lakshya | 33:76f2b8735501 | 681 | } |
| lakshya | 33:76f2b8735501 | 682 | } |
| azaddevarm | 93:e3fd5439e919 | 683 | */ |
| azaddevarm | 79:bc093fd525d7 | 684 | /* |
| azaddevarm | 79:bc093fd525d7 | 685 | int main() |
| azaddevarm | 79:bc093fd525d7 | 686 | { |
| azaddevarm | 79:bc093fd525d7 | 687 | FCTN_BCN_INIT(); |
| azaddevarm | 79:bc093fd525d7 | 688 | |
| azaddevarm | 79:bc093fd525d7 | 689 | loop.attach(&FCTN_BCN_TX_MAIN, 10.0);//in actual case its 30.0 |
| azaddevarm | 79:bc093fd525d7 | 690 | |
| azaddevarm | 79:bc093fd525d7 | 691 | while(1); |
| azaddevarm | 79:bc093fd525d7 | 692 | |
| azaddevarm | 79:bc093fd525d7 | 693 | } |
| azaddevarm | 79:bc093fd525d7 | 694 | */ |