Seeed Test program for Carbon BLE
Dependencies: BLE_API mbed nRF51822
Fork of BLE_LoopbackUART by
main.cpp
- Committer:
- lanselambor
- Date:
- 2016-09-12
- Revision:
- 14:b8bf29421727
- Parent:
- 13:15764cc1f12c
File content as of revision 14:b8bf29421727:
/* 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 "ble/BLE.h" #include "ble/services/UARTService.h" #include <stdio.h> #define NEED_CONSOLE_OUTPUT 0 /* Set this if you need debug messages on the console; * it will have an impact on code-size and power consumption. */ #if NEED_CONSOLE_OUTPUT #define DEBUG(...) { printf(__VA_ARGS__); } #else #define DEBUG(...) /* nothing */ #endif /* #if NEED_CONSOLE_OUTPUT */ BLEDevice ble; DigitalOut led1(LED1); UARTService *uartServicePtr; SPISlave spi(p0, p30, p7, p25); // mosi, miso, sclk, ssel uint8_t spi_ble_check_chr; void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) { //DEBUG("Disconnected!\n\r"); //DEBUG("Restarting the advertising process\n\r"); ble.startAdvertising(); } void onDataWritten(const GattWriteCallbackParams *params) { if ((uartServicePtr != NULL) && (params->handle == uartServicePtr->getTXCharacteristicHandle())) { uint16_t bytesRead = params->len; //DEBUG("received %u bytes\n\r", bytesRead); spi_ble_check_chr = params->data[0]; //spi.reply(spi_ble_check_chr); ble.updateCharacteristicValue(uartServicePtr->getRXCharacteristicHandle(), params->data, bytesRead); } } const char *str = "BLE"; void periodicCallback(void) { led1 = !led1; // 加入spi read & reply if (spi.receive()) { uint8_t data = spi.read(); data = (data+1) % 0x100; if (spi_ble_check_chr == '#') { data = '#'; } spi.reply(data); ble.updateCharacteristicValue(uartServicePtr->getRXCharacteristicHandle(), &data, 1); data = ' '; } } int main(void) { //DEBUG("Initialising the nRF51822\n\r"); ble.init(); ble.onDisconnection(disconnectionCallback); ble.onDataWritten(onDataWritten); /* setup advertising */ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED); ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME, (const uint8_t *)"Carbon BLE", sizeof("Carbon BLE") - 1); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS, (const uint8_t *)UARTServiceUUID_reversed, sizeof(UARTServiceUUID_reversed)); ble.setAdvertisingInterval(1000); /* 1000ms; in multiples of 0.625ms. */ ble.startAdvertising(); UARTService uartService(ble); uartServicePtr = &uartService; spi.reply(0x00); led1 = 1; Ticker ticker; ticker.attach(periodicCallback, 0.01); while (true) { ble.waitForEvent(); } }