Beacon demo for the BLE API using the nRF51822 native mode drivers
Dependencies: BLE_API mbed nRF51822
Fork of BLE_iBeacon by
Diff: main.cpp
- Revision:
- 10:391c1acf4b9d
- Parent:
- 9:438f44012039
- Child:
- 11:6774f4827024
--- a/main.cpp Thu May 22 09:54:46 2014 +0100 +++ b/main.cpp Thu May 22 10:30:37 2014 +0100 @@ -24,67 +24,61 @@ Ticker flipper; Serial pc(USBTX,USBRX); -void tickerCallback(void); +/* + * For this demo application, populate the beacon advertisement payload + * with 2 AD structures: FLAG and MSD + * + * Reference: + * Bluetooth Core Specification 4.0 (Vol. 3), Part C, Section 11, 18 + */ -/**************************************************************************/ -/*! - @brief Program entry point -*/ -/**************************************************************************/ +/* Define an Beacon payload. + * + * This is the data part of the MSD AdvertisingData structure to be added to + * the advertising payload. + * -------------------------------------------------------------- + * 128-Bit UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61 + * Major/Minor = 0000 / 0000 + * Tx Power = C8 + */ +uint8_t beaconPayload[] = { + 0x4C, 0x00, // Company identifier code (0x004C == Apple) + 0x02, // ID + 0x15, // length of the remaining payload + 0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4, // UUID + 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61, + 0x00, 0x00, // the major value to differenciate a location + 0x00, 0x00, // the minor value to differenciate a location + 0xC8 // 2's complement of the Tx power (-56dB) +}; + +static void setupAppHardware(void); +static void tickerCallback(void); + int main(void) { - /* Setup blinky: mainloopLED is toggled in main, tickerLED is toggled via Ticker */ - mainloopLED = 1; - tickerLED = 1; - flipper.attach(&tickerCallback, 1.0); + setupAppHardware(); /* Initialise the nRF51822 */ pc.printf("Initialising the nRF51822\n\r"); nrf.init(); - - GapAdvertisingParams advParams ( - GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED ); - GapAdvertisingData advData; - GapAdvertisingData scanResponse; - - /* - * For this demo application, populate the beacon advertisement payload - * with 2 AD structures: FLAG and MSD - * - * Reference: - * Bluetooth Core Specification 4.0 (Vol. 3), Part C, Section 11, 18 - */ - - /* Define an Beacon payload. - - This is the data part of the MSD AdvertisingData structure to be added to - the advertising payload. - -------------------------------------------------------------- - 128-Bit UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61 - Major/Minor = 0000 / 0000 - Tx Power = C8 - */ - uint8_t beaconPayload[] = { - 0x4C, 0x00, // Company identifier code (0x004C == Apple) - 0x02, // ID - 0x15, // length of the remaining payload - 0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4, // UUID - 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61, - 0x00, 0x00, // the major value to differenciate a location - 0x00, 0x00, // the minor value to differenciate a location - 0xC8 // 2's complement of the Tx power (-56dB) - }; - - /* Make sure we get a clean start */ nrf.reset(); - advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED); - advData.addData(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, - beaconPayload, - sizeof(beaconPayload)); + /* Setup advertising data. This includes AD structures in the payload of + * advertising packets; and scan-response data. */ + { + GapAdvertisingData advData; + advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED); + advData.addData(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, + beaconPayload, + sizeof(beaconPayload)); + GapAdvertisingData scanResponse; + nrf.getGap().setAdvertisingData(advData, scanResponse); + } /* Start advertising! */ - nrf.getGap().setAdvertisingData(advData, scanResponse); + GapAdvertisingParams advParams( + GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); nrf.getGap().startAdvertising(advParams); /* Do blinky on mainloopLED while we're waiting for BLE events */ @@ -92,6 +86,17 @@ mainloopLED = !mainloopLED; wait(1); } + + /* unreachable. */ +} + +void setupAppHardware(void) +{ + /* Setup blinkies: mainloopLED is toggled in main, tickerLED is + * toggled via Ticker */ + mainloopLED = 1; + tickerLED = 1; + flipper.attach(&tickerCallback, 1.0); } /**************************************************************************/