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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:
- 0:7613d21e5974
- Child:
- 2:90b493cdcb1f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Mar 31 10:17:20 2014 +0000 @@ -0,0 +1,87 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "mbed.h" +#include "nRF51822n.h" + +nRF51822n nrf; /* BLE radio driver */ + +DigitalOut led1(LED1); +DigitalOut led2(LED2); +Ticker flipper; +Serial pc(USBTX,USBRX); + +void tickerCallback(void); + +/**************************************************************************/ +/*! + @brief Program entry point +*/ +/**************************************************************************/ +int main(void) +{ + *(uint32_t *)0x40000504 = 0xC007FFDF; + *(uint32_t *)0x40006C18 = 0x00008000; + + /* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */ + led1=1; + led2=1; + flipper.attach(&tickerCallback, 1.0); + + /* Initialise the nRF51822 */ + pc.printf("Initialising the nRF51822\n\r"); + nrf.init(); + + GapAdvertisingParams advParams ( GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED ); + GapAdvertisingData advData; + GapAdvertisingData scanResponse; + + /* Define an iBeacon 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 iBeaconPayload[25] = { 0x4C, 0x00, 0x02, 0x15, 0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4, 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61, 0x00, 0x00, 0x00, 0x00, 0xC8 }; + + /* Make sure we get a clean start */ + nrf.reset(); + + /* iBeacon includes the FLAG and MSD fields */ + advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED); + advData.addData(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, iBeaconPayload, sizeof(iBeaconPayload)); + + /* Start advertising! */ + nrf.getGap().setAdvertisingData(advData, scanResponse); + nrf.getGap().startAdvertising(advParams); + + /* Do blinky on LED1 while we're waiting for BLE events */ + for (;;) + { + led1 = !led1; + wait(1); + } +} + +/**************************************************************************/ +/*! + @brief Ticker callback to switch led2 state +*/ +/**************************************************************************/ +void tickerCallback(void) +{ + led2 = !led2; +}