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added cplay_ble.ino
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‎libraries/Bluefruit52Lib/examples/Peripheral/cplay_ble/cplay_ble.ino

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/*********************************************************************
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This is an example for our nRF52 based Bluefruit LE modules
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Pick one up today in the adafruit shop!
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Adafruit invests time and resources providing this open source code,
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please support Adafruit and open-source hardware by purchasing
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products from Adafruit!
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MIT license, check LICENSE for more information
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All text above, and the splash screen below must be included in
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any redistribution
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*********************************************************************/
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#include <bluefruit.h>
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#include <Adafruit_LittleFS.h>
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#include <InternalFileSystem.h>
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#include <Adafruit_CircuitPlayground.h>
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// BLE Service
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BLEDfu bledfu; // OTA DFU service
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BLEDis bledis; // device information
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BLEUart bleuart; // uart over ble
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BLEBas blebas; // battery
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// Adafruit Service: ADAFxx-C332-42A8-93BD-25E905756CB8
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BLEAdafruitTemperature bleTemp;
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BLEAdafruitAccel bleAccel;
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BLEAdafruitLightSensor bleLight;
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BLEAdafruitButton bleButton;
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uint16_t measure_button(uint8_t* buf, uint16_t bufsize)
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{
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uint32_t button = 0;
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button |= ( CircuitPlayground.slideSwitch() ? 0x01 : 0x00 );
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button |= ( CircuitPlayground.leftButton() ? 0x02 : 0x00 );
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button |= ( CircuitPlayground.rightButton() ? 0x04 : 0x00 );
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memcpy(buf, &button, 4);
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return 4;
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}
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uint16_t measure_temperature(uint8_t* buf, uint16_t bufsize)
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{
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float temp = CircuitPlayground.temperature();
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memcpy(buf, &temp, 4);
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return 4;
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}
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uint16_t measure_light_sensor(uint8_t* buf, uint16_t bufsize)
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{
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float lux = CircuitPlayground.lightSensor();
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memcpy(buf, &lux, 4);
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return 4;
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}
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uint16_t measure_accel(uint8_t* buf, uint16_t bufsize)
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{
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float accel[3];
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accel[0] = CircuitPlayground.motionX();
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accel[1] = CircuitPlayground.motionY();
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accel[2] = CircuitPlayground.motionZ();
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memcpy(buf, accel, sizeof(accel));
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return sizeof(accel);
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}
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void setup()
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{
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Serial.begin(115200);
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//while ( !Serial ) delay(10); // for nrf52840 with native usb
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Serial.println("Bluefruit52 BLEUART Example");
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Serial.println("---------------------------\n");
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CircuitPlayground.begin();
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// Setup the BLE LED to be enabled on CONNECT
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// Note: This is actually the default behaviour, but provided
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// here in case you want to control this LED manually via PIN 19
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Bluefruit.autoConnLed(false);
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// Config the peripheral connection with maximum bandwidth
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// more SRAM required by SoftDevice
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// Note: All config***() function must be called before begin()
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Bluefruit.configPrphBandwidth(BANDWIDTH_MAX);
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Bluefruit.begin();
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Bluefruit.setTxPower(4); // Check bluefruit.h for supported values
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Bluefruit.setName("Bluefruit52");
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//Bluefruit.setName(getMcuUniqueID()); // useful testing with multiple central connections
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Bluefruit.Periph.setConnectCallback(connect_callback);
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Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
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// To be consistent OTA DFU should be added first if it exists
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bledfu.begin();
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// Configure and Start Device Information Service
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bledis.setManufacturer("Adafruit Industries");
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bledis.setModel("Bluefruit Feather52");
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bledis.begin();
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// Configure and Start BLE Uart Service
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bleuart.begin();
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// Start BLE Battery Service
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blebas.begin();
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blebas.write(100);
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// Adafruit Service
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bleTemp.begin();
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bleTemp.setMeasureCallback(measure_temperature);
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bleAccel.begin();
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bleAccel.setMeasureCallback(measure_accel);
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bleLight.begin();
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bleLight.setMeasureCallback(measure_light_sensor);
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bleButton.begin();
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bleButton.setMeasureCallback(measure_button);
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bleButton.setPeriod(0); // only notify if there is changes with buttons
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// Set up and start advertising
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startAdv();
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Serial.println("Please use Adafruit's Bluefruit LE app to connect in UART mode");
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Serial.println("Once connected, enter character(s) that you wish to send");
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}
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void startAdv(void)
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{
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// Advertising packet
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Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
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Bluefruit.Advertising.addTxPower();
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// Include bleuart 128-bit uuid
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Bluefruit.Advertising.addService(bleuart);
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// Secondary Scan Response packet (optional)
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// Since there is no room for 'Name' in Advertising packet
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Bluefruit.ScanResponse.addName();
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/* Start Advertising
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* - Enable auto advertising if disconnected
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* - Interval: fast mode = 20 ms, slow mode = 152.5 ms
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* - Timeout for fast mode is 30 seconds
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* - Start(timeout) with timeout = 0 will advertise forever (until connected)
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*
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* For recommended advertising interval
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* https://developer.apple.com/library/content/qa/qa1931/_index.html
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*/
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Bluefruit.Advertising.restartOnDisconnect(true);
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Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
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Bluefruit.Advertising.setFastTimeout(30); // number of seconds in fast mode
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Bluefruit.Advertising.start(0); // 0 = Don't stop advertising after n seconds
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}
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void loop()
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{
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}
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// callback invoked when central connects
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void connect_callback(uint16_t conn_handle)
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{
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// Get the reference to current connection
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BLEConnection* connection = Bluefruit.Connection(conn_handle);
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char central_name[32] = { 0 };
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connection->getPeerName(central_name, sizeof(central_name));
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Serial.print("Connected to ");
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Serial.println(central_name);
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}
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/**
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* Callback invoked when a connection is dropped
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* @param conn_handle connection where this event happens
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* @param reason is a BLE_HCI_STATUS_CODE which can be found in ble_hci.h
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*/
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void disconnect_callback(uint16_t conn_handle, uint8_t reason)
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{
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(void) conn_handle;
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(void) reason;
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Serial.println();
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Serial.print("Disconnected, reason = 0x"); Serial.println(reason, HEX);
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}

‎libraries/Bluefruit52Lib/examples/Peripheral/cplay_ble/services.txt

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/* All Adafruit Service/Characteristic UUID128 share the same Base UUID:
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* ADAFxxx-C332-42A8-93BD-25E905756CB8
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*
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* Shared Characteristics
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* - Measurement Period 0001 | int32_t | Read + Write |
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* ms between measurements, -1: stop reading, 0: update when changes
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*
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* Temperature service 0100
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* - Temperature 0101 | float | Read + Notify | degree in Celsius
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* - Measurement Period 0001
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*
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* Accelerometer service 0200
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* - Accel Data 0201 | float (x, y, z) | Read + Notify | accel x, y, z
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* - Measurement Period 0001
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*
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* Light sensor service 0300
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* - Lux Data 0301 | uint16_t | Read + Notify
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* - Measurement Period 0001
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*
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* Button service 0600
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* - Pressed 0601 | uint32_t | Read + Notify | slide sw (b2), button B (b1), button A (b0)
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* - Measurement Period 0001
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*
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* Tone Service 0C00
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* - Frequency 0C01 | uint16_t | frequency in Hz
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* - Duration 0C01 |
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*
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* Sound sensor service 0400
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* - Sound Data 0401 | int16_t | Read + Notify
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* - Measurement Period 0001
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*
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* Captouch service 0500
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* - Sensitivity 0501 | uint32_t | difference that Capn should report immediately
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* - Cap0 0510 | int32_t | Read + Notify
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* - .........................
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* - Cap7 0517 | int32_t | Read + Notify
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* - Measurement Period 0001 | uint32_t | Read + Write
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*
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*
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* PIN I/O service 0700
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* - Pin Dir 0701 | uint64_t | Read + Write | bit 1 is In, 0 is Out
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* - Pin Data 0702 | uint64_t | Read + Write |
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* - PWM Control 0710 | struct { uint8_t pin, uint16_t value, uint32_t period_ms} | as microbit, value is 0-1024 for duty cycle
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*
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* PIN Analog 0800
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* - A0 0810 | uint16_t | Read + Notify
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* .........................
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* - A7 0817 | uint16_t | Read + Notify
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* - Measurement Period 0001 | uint32_t | Read + Write
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*
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* Neopixel Service 0900
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* - Pixel Pin 0901 | uint8_t | Read + Write
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* - Pixel Count 0902 | uint16_t | Read + Write
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* - Pixel Type 0903 | uint16_t | Read + Write | NEO_RGB, NEO_GRB etc ..
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* - Pixel Data 0904 | RGB array| Write
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*
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* Gamepad Service 0A00
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* - Gamepad Button 0A01 | uint16_t | Write
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* - Left XY 0A02 | int8_t[2] | Write
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* - Right XY 0A03 | int8_t[2] | Write
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*
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* Image Service 0B00
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* - Format 0B01 | uint16_t[3] | Write | width + height + type, type is enum value e.g RGB_655, RGB_888, JPG, GIF etc ...
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* - Data 0B02 | pixel[] | Write | will save to flash as `default_image`, and auto load on reset ?
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* - Fill 0B03 | uint8_t[3] | Write | Fill with solid color
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* - Load File 0B04 | utf8_t | Write | Load image from qspi flash ?
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*/
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{
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"_comment": {
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"comment": [
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"Add UUIDs for your services, characteristics, and descriptors in this file.",
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"The format is the UUID of the item, followed by an object containing the data.",
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"'name' is a mandatory handle, while 'format' is optional.",
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"Currently the only supported format is 'TEXT', default is 'NO_FORMAT'.",
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"The application must be reloaded to access changes in this file."
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]
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},
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"uuid16bitServiceDefinitions": {
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"180D": {
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"name": "Heart Rate"
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}
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},
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"uuid16bitCharacteristicDefinitions": {
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"2A37": {
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"name": "Heart Rate Measurement"
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},
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"2A29": {
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"name": "Manufacturer Name String",
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"format": "TEXT"
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}
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},
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"uuid16bitDescriptorDefinitions": {},
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"uuid128bitServiceDefinitions": {
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"6E400001B5A3F393E0A9E50E24DCCA9E": {
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"name": "UART over BLE"
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},
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"ADAF0100C33242A893BD25E905756CB8": { "name": "Adafruit Temperature" },
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"ADAF0200C33242A893BD25E905756CB8": { "name": "Adafruit Accelerometer" },
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"ADAF0300C33242A893BD25E905756CB8": { "name": "Adafruit Light" },
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"ADAF0400C33242A893BD25E905756CB8": { "name": "Adafruit Sound" },
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"ADAF0500C33242A893BD25E905756CB8": { "name": "Adafruit Capacitive Touch" },
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"ADAF0600C33242A893BD25E905756CB8": { "name": "Adafruit Buttons" }
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"ADAF0700C33242A893BD25E905756CB8": { "name": "Adafruit Pin DIO" },
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"ADAF0800C33242A893BD25E905756CB8": { "name": "Adafruit Pin Analog" },
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"ADAF0900C33242A893BD25E905756CB8": { "name": "Adafruit RGB Pixel" }
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"ADAF0A00C33242A893BD25E905756CB8": { "name": "Adafruit Gamepad" },
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"ADAF0B00C33242A893BD25E905756CB8": { "name": "Adafruit Image" },
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"ADAF0C00C33242A893BD25E905756CB8": { "name": "Adafruit Tone" }
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},
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"uuid128bitCharacteristicDefinitions": {
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"6E400002B5A3F393E0A9E50E24DCCA9E": { "name": "UART RX" },
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"6E400003B5A3F393E0A9E50E24DCCA9E": { "name": "UART TX" },
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"ADAF0001C33242A893BD25E905756CB8": { "name": "Measurement Period" },
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"ADAF0101C33242A893BD25E905756CB8": { "name": "Temperature" },
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"ADAF0201C33242A893BD25E905756CB8": { "name": "Accelerometer" },
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"ADAF0301C33242A893BD25E905756CB8": { "name": "Lux" }
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},
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"uuid128bitDescriptorDefinitions": {}
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}

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