murat demirtaş / Mbed 2 deprecated BLE_LoopbackUART

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Dependencies:   BLE_API mbed nRF51822

main.cpp@0:47106f7ef0c2, 2017-01-09 (annotated)

Committer:
muratdemirtas
Date:
Mon Jan 09 14:35:18 2017 +0000
Revision:
0:47106f7ef0c2
kk;

Who changed what in which revision?

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muratdemirtas 0:47106f7ef0c2 1 /* mbed Microcontroller Library
muratdemirtas 0:47106f7ef0c2 2 * Copyright (c) 2006-2013 ARM Limited
muratdemirtas 0:47106f7ef0c2 3 *
muratdemirtas 0:47106f7ef0c2 4 * Licensed under the Apache License, Version 2.0 (the "License");
muratdemirtas 0:47106f7ef0c2 5 * you may not use this file except in compliance with the License.
muratdemirtas 0:47106f7ef0c2 6 * You may obtain a copy of the License at
muratdemirtas 0:47106f7ef0c2 7 *
muratdemirtas 0:47106f7ef0c2 8 * http://www.apache.org/licenses/LICENSE-2.0
muratdemirtas 0:47106f7ef0c2 9 *
muratdemirtas 0:47106f7ef0c2 10 * Unless required by applicable law or agreed to in writing, software
muratdemirtas 0:47106f7ef0c2 11 * distributed under the License is distributed on an "AS IS" BASIS,
muratdemirtas 0:47106f7ef0c2 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
muratdemirtas 0:47106f7ef0c2 13 * See the License for the specific language governing permissions and
muratdemirtas 0:47106f7ef0c2 14 * limitations under the License.
muratdemirtas 0:47106f7ef0c2 15 */
muratdemirtas 0:47106f7ef0c2 16
muratdemirtas 0:47106f7ef0c2 17 #include "mbed.h"
muratdemirtas 0:47106f7ef0c2 18 #include "ble/BLE.h"
muratdemirtas 0:47106f7ef0c2 19
muratdemirtas 0:47106f7ef0c2 20 #include "ble/services/UARTService.h"
muratdemirtas 0:47106f7ef0c2 21
muratdemirtas 0:47106f7ef0c2 22 #define NEED_CONSOLE_OUTPUT 1 /* Set this if you need debug messages on the console;
muratdemirtas 0:47106f7ef0c2 23 * it will have an impact on code-size and power consumption. */
muratdemirtas 0:47106f7ef0c2 24
muratdemirtas 0:47106f7ef0c2 25 #if NEED_CONSOLE_OUTPUT
muratdemirtas 0:47106f7ef0c2 26 #define DEBUG(...) { printf(__VA_ARGS__); }
muratdemirtas 0:47106f7ef0c2 27 #else
muratdemirtas 0:47106f7ef0c2 28 #define DEBUG(...) /* nothing */
muratdemirtas 0:47106f7ef0c2 29 #endif /* #if NEED_CONSOLE_OUTPUT */
muratdemirtas 0:47106f7ef0c2 30
muratdemirtas 0:47106f7ef0c2 31 BLEDevice ble;
muratdemirtas 0:47106f7ef0c2 32 DigitalOut led1(LED1);
muratdemirtas 0:47106f7ef0c2 33
muratdemirtas 0:47106f7ef0c2 34 UARTService *uartServicePtr;
muratdemirtas 0:47106f7ef0c2 35
muratdemirtas 0:47106f7ef0c2 36 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
muratdemirtas 0:47106f7ef0c2 37 {
muratdemirtas 0:47106f7ef0c2 38 DEBUG("Disconnected!\n\r");
muratdemirtas 0:47106f7ef0c2 39 DEBUG("Restarting the advertising process\n\r");
muratdemirtas 0:47106f7ef0c2 40 ble.startAdvertising();
muratdemirtas 0:47106f7ef0c2 41 }
muratdemirtas 0:47106f7ef0c2 42
muratdemirtas 0:47106f7ef0c2 43 void onDataWritten(const GattWriteCallbackParams *params)
muratdemirtas 0:47106f7ef0c2 44 {
muratdemirtas 0:47106f7ef0c2 45 if ((uartServicePtr != NULL) && (params->handle == uartServicePtr->getTXCharacteristicHandle())) {
muratdemirtas 0:47106f7ef0c2 46 uint16_t bytesRead = params->len;
muratdemirtas 0:47106f7ef0c2 47 DEBUG("received %u bytes\n\r", bytesRead);
muratdemirtas 0:47106f7ef0c2 48 ble.updateCharacteristicValue(uartServicePtr->getRXCharacteristicHandle(), params->data, bytesRead);
muratdemirtas 0:47106f7ef0c2 49 }
muratdemirtas 0:47106f7ef0c2 50 }
muratdemirtas 0:47106f7ef0c2 51
muratdemirtas 0:47106f7ef0c2 52 void periodicCallback(void)
muratdemirtas 0:47106f7ef0c2 53 {
muratdemirtas 0:47106f7ef0c2 54 led1 = !led1;
muratdemirtas 0:47106f7ef0c2 55 }
muratdemirtas 0:47106f7ef0c2 56
muratdemirtas 0:47106f7ef0c2 57 int main(void)
muratdemirtas 0:47106f7ef0c2 58 {
muratdemirtas 0:47106f7ef0c2 59 led1 = 1;
muratdemirtas 0:47106f7ef0c2 60 Ticker ticker;
muratdemirtas 0:47106f7ef0c2 61 ticker.attach(periodicCallback, 1);
muratdemirtas 0:47106f7ef0c2 62
muratdemirtas 0:47106f7ef0c2 63 DEBUG("Initialising the nRF51822\n\r");
muratdemirtas 0:47106f7ef0c2 64 ble.init();
muratdemirtas 0:47106f7ef0c2 65 ble.onDisconnection(disconnectionCallback);
muratdemirtas 0:47106f7ef0c2 66 ble.onDataWritten(onDataWritten);
muratdemirtas 0:47106f7ef0c2 67
muratdemirtas 0:47106f7ef0c2 68 /* setup advertising */
muratdemirtas 0:47106f7ef0c2 69 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
muratdemirtas 0:47106f7ef0c2 70 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
muratdemirtas 0:47106f7ef0c2 71 ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
muratdemirtas 0:47106f7ef0c2 72 (const uint8_t *)"BLE UART", sizeof("BLE UART") - 1);
muratdemirtas 0:47106f7ef0c2 73 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
muratdemirtas 0:47106f7ef0c2 74 (const uint8_t *)UARTServiceUUID_reversed, sizeof(UARTServiceUUID_reversed));
muratdemirtas 0:47106f7ef0c2 75
muratdemirtas 0:47106f7ef0c2 76 ble.setAdvertisingInterval(1000); /* 1000ms; in multiples of 0.625ms. */
muratdemirtas 0:47106f7ef0c2 77 ble.startAdvertising();
muratdemirtas 0:47106f7ef0c2 78
muratdemirtas 0:47106f7ef0c2 79 UARTService uartService(ble);
muratdemirtas 0:47106f7ef0c2 80 uartServicePtr = &uartService;
muratdemirtas 0:47106f7ef0c2 81
muratdemirtas 0:47106f7ef0c2 82 while (true) {
muratdemirtas 0:47106f7ef0c2 83 ble.waitForEvent();
muratdemirtas 0:47106f7ef0c2 84 }
muratdemirtas 0:47106f7ef0c2 85 }