Jurica Resetar / Mbed OS acd52832_BLE_VF_GeoBeacon

Geo beacon for VF.

Dependencies:   MMA8452 aconno_bsp adc52832_common

main.cpp@2:5504b714c9ae, 2017-07-16 (annotated)

Committer:
jurica238814
Date:
Sun Jul 16 15:10:18 2017 +0000
Revision:
2:5504b714c9ae
Parent:
1:5f34885f5cff
Child:
3:2a4ac5b87046
Tickers added. Works fine. Smarter parser todo.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jurica238814 1:5f34885f5cff 1 /*
jurica238814 0:f8c1e0b2d473 2 *
jurica238814 1:5f34885f5cff 3 * Made by Jurica Resetar @ aconno
jurica238814 1:5f34885f5cff 4 * aconno.de
jurica238814 1:5f34885f5cff 5 * All rights reserved
jurica238814 0:f8c1e0b2d473 6 *
jurica238814 0:f8c1e0b2d473 7 */
jurica238814 0:f8c1e0b2d473 8
jurica238814 0:f8c1e0b2d473 9 #include "mbed.h"
jurica238814 0:f8c1e0b2d473 10 #include "ble/BLE.h"
jurica238814 1:5f34885f5cff 11 #include "GapAdvertisingData.h"
jurica238814 0:f8c1e0b2d473 12 #include "acd52832_bsp.h"
jurica238814 1:5f34885f5cff 13
jurica238814 2:5504b714c9ae 14 #define SLEEP_TIME (0.85) // Sleep time in seconds
jurica238814 2:5504b714c9ae 15 #define AWAKE_TIME (0.15)
jurica238814 1:5f34885f5cff 16 #define BUZZER (p31)
jurica238814 0:f8c1e0b2d473 17
jurica238814 1:5f34885f5cff 18 /* Static constants for the BLE example */
jurica238814 2:5504b714c9ae 19 #define MSD_SIZE (18)
jurica238814 2:5504b714c9ae 20 #define MSD_ID (0xFF)
jurica238814 2:5504b714c9ae 21 #define MSD_OFFSET (4)
jurica238814 2:5504b714c9ae 22 #define BUZZ_TIME (0.4) // Buzz time in s
jurica238814 1:5f34885f5cff 23
jurica238814 0:f8c1e0b2d473 24
jurica238814 0:f8c1e0b2d473 25 bool SLEEP = true;
jurica238814 0:f8c1e0b2d473 26 int8_t txPower = 4;
jurica238814 1:5f34885f5cff 27 uint8_t MSD[MSD_SIZE] = {0x59, 0x00, 0xE1, 0x61, 0x35, 0xBA, 0xC0, 0xEC, 0x47, 0x2A, 0x98, 0x00, 0xAF, 0x18, 0x43, 0xFF, 0x05, 0x00};
jurica238814 1:5f34885f5cff 28 uint8_t my_mac_address[6] = {};
jurica238814 0:f8c1e0b2d473 29
jurica238814 2:5504b714c9ae 30 void turnBuzzOff(void);
jurica238814 2:5504b714c9ae 31 void goToSleep();
jurica238814 0:f8c1e0b2d473 32
jurica238814 2:5504b714c9ae 33 Ticker WakeSleepT;
jurica238814 2:5504b714c9ae 34 Ticker turnBuzzOffT;
jurica238814 1:5f34885f5cff 35 PwmOut buzzer(BUZZER);
jurica238814 1:5f34885f5cff 36 BLE &ble = BLE::Instance();
jurica238814 2:5504b714c9ae 37
jurica238814 0:f8c1e0b2d473 38 /* Restart Advertising on disconnection*/
jurica238814 0:f8c1e0b2d473 39 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params){
jurica238814 0:f8c1e0b2d473 40 BLE::Instance().gap().startAdvertising();
jurica238814 0:f8c1e0b2d473 41 }
jurica238814 0:f8c1e0b2d473 42
jurica238814 2:5504b714c9ae 43 void turnBuzzOff(void){
jurica238814 2:5504b714c9ae 44 buzzer.write(0.0F);
jurica238814 2:5504b714c9ae 45 turnBuzzOffT.detach();
jurica238814 2:5504b714c9ae 46 WakeSleepT.attach(goToSleep, AWAKE_TIME);
jurica238814 1:5f34885f5cff 47 }
jurica238814 0:f8c1e0b2d473 48
jurica238814 0:f8c1e0b2d473 49 /**
jurica238814 0:f8c1e0b2d473 50 * This function is called when the ble initialization process has failed
jurica238814 0:f8c1e0b2d473 51 */
jurica238814 0:f8c1e0b2d473 52 void onBleInitError(BLE &ble, ble_error_t error){
jurica238814 0:f8c1e0b2d473 53 /* Avoid compiler warnings */
jurica238814 0:f8c1e0b2d473 54 (void) ble;
jurica238814 0:f8c1e0b2d473 55 (void) error;
jurica238814 0:f8c1e0b2d473 56 /* Initialization error handling should go here */
jurica238814 0:f8c1e0b2d473 57 }
jurica238814 0:f8c1e0b2d473 58
jurica238814 0:f8c1e0b2d473 59 /**
jurica238814 0:f8c1e0b2d473 60 * Callback triggered when the ble initialization process has finished
jurica238814 0:f8c1e0b2d473 61 */
jurica238814 0:f8c1e0b2d473 62 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params){
jurica238814 0:f8c1e0b2d473 63 BLE& ble = params->ble;
jurica238814 0:f8c1e0b2d473 64 ble_error_t error = params->error;
jurica238814 0:f8c1e0b2d473 65
jurica238814 0:f8c1e0b2d473 66 if (error != BLE_ERROR_NONE) {
jurica238814 0:f8c1e0b2d473 67 /* In case of error, forward the error handling to onBleInitError */
jurica238814 0:f8c1e0b2d473 68 onBleInitError(ble, error);
jurica238814 0:f8c1e0b2d473 69 return;
jurica238814 0:f8c1e0b2d473 70 }
jurica238814 0:f8c1e0b2d473 71
jurica238814 0:f8c1e0b2d473 72 /* Ensure that it is the default instance of BLE */
jurica238814 0:f8c1e0b2d473 73 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
jurica238814 0:f8c1e0b2d473 74 return;
jurica238814 0:f8c1e0b2d473 75 }
jurica238814 0:f8c1e0b2d473 76
jurica238814 0:f8c1e0b2d473 77 ble.gap().onDisconnection(disconnectionCallback);
jurica238814 0:f8c1e0b2d473 78
jurica238814 1:5f34885f5cff 79 /* Get my MAC address */
jurica238814 1:5f34885f5cff 80 BLEProtocol::AddressType_t temp_address_type;
jurica238814 1:5f34885f5cff 81 ble.gap().getAddress(&temp_address_type, my_mac_address);
jurica238814 1:5f34885f5cff 82
jurica238814 1:5f34885f5cff 83
jurica238814 0:f8c1e0b2d473 84 /* setup advertising */
jurica238814 0:f8c1e0b2d473 85 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
jurica238814 1:5f34885f5cff 86 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)MSD, MSD_SIZE);
jurica238814 0:f8c1e0b2d473 87 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED);
jurica238814 2:5504b714c9ae 88 ble.gap().setAdvertisingInterval(100); // --> Has to be at least 100ms!
jurica238814 2:5504b714c9ae 89 ble.gap().startAdvertising();
jurica238814 0:f8c1e0b2d473 90 }
jurica238814 0:f8c1e0b2d473 91
jurica238814 1:5f34885f5cff 92 void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params){
jurica238814 1:5f34885f5cff 93 uint8_t i=0;
jurica238814 2:5504b714c9ae 94 if ((params->advertisingData[MSD_OFFSET]) == MSD_ID ){
jurica238814 1:5f34885f5cff 95 // Follows Manufacturer Specific Data
jurica238814 1:5f34885f5cff 96 if ((params->advertisingData[MSD_OFFSET+1]) == 0x59){
jurica238814 1:5f34885f5cff 97 if ((params->advertisingData[MSD_OFFSET+2]) == 0x00){
jurica238814 1:5f34885f5cff 98 for(i=0; i<6; i++){
jurica238814 1:5f34885f5cff 99 if((params->advertisingData[MSD_OFFSET+i+3]) == my_mac_address[5-i]){
jurica238814 1:5f34885f5cff 100 continue;
jurica238814 1:5f34885f5cff 101 }
jurica238814 1:5f34885f5cff 102 else{
jurica238814 1:5f34885f5cff 103 return;
jurica238814 1:5f34885f5cff 104 }
jurica238814 1:5f34885f5cff 105 }
jurica238814 2:5504b714c9ae 106 turnBuzzOffT.detach();
jurica238814 2:5504b714c9ae 107 WakeSleepT.detach();
jurica238814 2:5504b714c9ae 108 buzzer.write(0.5F);
jurica238814 2:5504b714c9ae 109 turnBuzzOffT.attach(turnBuzzOff, BUZZ_TIME);
jurica238814 1:5f34885f5cff 110 }
jurica238814 1:5f34885f5cff 111 }
jurica238814 2:5504b714c9ae 112 }
jurica238814 2:5504b714c9ae 113 }
jurica238814 2:5504b714c9ae 114
jurica238814 2:5504b714c9ae 115 void WakeMeUp(){
jurica238814 2:5504b714c9ae 116 WakeSleepT.detach();
jurica238814 2:5504b714c9ae 117 WakeSleepT.attach(goToSleep, AWAKE_TIME);
jurica238814 2:5504b714c9ae 118
jurica238814 2:5504b714c9ae 119 ble.gap().startScan(advertisementCallback);
jurica238814 2:5504b714c9ae 120 ble.gap().startAdvertising();
jurica238814 2:5504b714c9ae 121 SLEEP = false;
jurica238814 2:5504b714c9ae 122 }
jurica238814 2:5504b714c9ae 123
jurica238814 2:5504b714c9ae 124 void goToSleep(){
jurica238814 2:5504b714c9ae 125 WakeSleepT.detach();
jurica238814 2:5504b714c9ae 126 WakeSleepT.attach(WakeMeUp, SLEEP_TIME);
jurica238814 2:5504b714c9ae 127
jurica238814 2:5504b714c9ae 128 ble.gap().stopAdvertising();
jurica238814 2:5504b714c9ae 129 ble.gap().stopScan();
jurica238814 2:5504b714c9ae 130 SLEEP = true;
jurica238814 1:5f34885f5cff 131 }
jurica238814 1:5f34885f5cff 132
jurica238814 0:f8c1e0b2d473 133 int main(void){
jurica238814 2:5504b714c9ae 134 WakeSleepT.attach(goToSleep, AWAKE_TIME);
jurica238814 0:f8c1e0b2d473 135 ble.init(bleInitComplete);
jurica238814 0:f8c1e0b2d473 136 ble.gap().setTxPower(txPower);
jurica238814 0:f8c1e0b2d473 137 GapAdvertisingData postavke = GapAdvertisingData();
jurica238814 0:f8c1e0b2d473 138
jurica238814 2:5504b714c9ae 139 ble.gap().setScanParams(100, 100);
jurica238814 1:5f34885f5cff 140 ble.gap().startScan(advertisementCallback);
jurica238814 1:5f34885f5cff 141
jurica238814 1:5f34885f5cff 142 buzzer.period(0.001F);
jurica238814 1:5f34885f5cff 143 buzzer.write(0.0F);
jurica238814 0:f8c1e0b2d473 144
jurica238814 2:5504b714c9ae 145 __enable_irq();
jurica238814 2:5504b714c9ae 146
jurica238814 0:f8c1e0b2d473 147 /* SpinWait for initialization to complete. This is necessary because the
jurica238814 0:f8c1e0b2d473 148 * BLE object is used in the main loop below. */
jurica238814 0:f8c1e0b2d473 149 while (ble.hasInitialized() == false) { /* spin loop */ }
jurica238814 1:5f34885f5cff 150
jurica238814 1:5f34885f5cff 151 while(true){
jurica238814 2:5504b714c9ae 152 if(SLEEP){
jurica238814 2:5504b714c9ae 153 __WFI();
jurica238814 2:5504b714c9ae 154 }
jurica238814 0:f8c1e0b2d473 155 else{
jurica238814 1:5f34885f5cff 156 ble.waitForEvent();
jurica238814 0:f8c1e0b2d473 157 }
jurica238814 0:f8c1e0b2d473 158 }
jurica238814 2:5504b714c9ae 159
jurica238814 0:f8c1e0b2d473 160 }