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126 lines
3.9 KiB
126 lines
3.9 KiB
6 years ago
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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_NeoPixel.h"
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#define PIXEL_COUNT 4 * 60 // The number of NeoPixels connected to the board.
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#define PIXEL_PIN 4 // The pin connected to the input of the NeoPixels.
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// Create NeoPixel strip from above parameters.
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Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, NEO_GRB + NEO_KHZ800);
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BLEUart bleuart;
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// Function prototypes for packetparser.cpp
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uint8_t readPacket (BLEUart *ble_uart, uint16_t timeout);
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float parsefloat (uint8_t *buffer);
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void printHex (const uint8_t * data, const uint32_t numBytes);
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// Packet buffer
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extern uint8_t packetbuffer[];
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void setup(void)
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{
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Serial.begin(115200);
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Serial.println(F("Adafruit Bluefruit52 Controller App Example"));
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Serial.println(F("-------------------------------------------"));
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// Initialize NeoPixels.
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strip.begin();
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for (int i = 0; i < strip.numPixels(); i++) {
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strip.setPixelColor(i, 50, 50, 50);
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}
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strip.show();
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Bluefruit.begin();
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// Set max power. Accepted values are: -40, -30, -20, -16, -12, -8, -4, 0, 4
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Bluefruit.setTxPower(4);
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Bluefruit.setName("Lightstrip");
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// Configure and start the BLE Uart service
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bleuart.begin();
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// Set up and start advertising
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startAdv();
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Serial.println(F("Please use Adafruit Bluefruit LE app to connect in Controller mode"));
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Serial.println(F("Then activate/use the sensors, color picker, game controller, etc!"));
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Serial.println();
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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 the BLE UART (AKA 'NUS') 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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/**************************************************************************/
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/*!
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@brief Constantly poll for new command or response data
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*/
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/**************************************************************************/
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void loop(void)
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{
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// Wait for new data to arrive
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uint8_t len = readPacket(&bleuart, 500);
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if (len == 0) return;
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// Got a packet!
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// printHex(packetbuffer, len);
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// Color
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if (packetbuffer[1] == 'C') {
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uint8_t red = packetbuffer[2];
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uint8_t green = packetbuffer[3];
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uint8_t blue = packetbuffer[4];
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Serial.print ("RGB #");
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if (red < 0x10) Serial.print("0");
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Serial.print(red, HEX);
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if (green < 0x10) Serial.print("0");
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Serial.print(green, HEX);
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if (blue < 0x10) Serial.print("0");
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Serial.println(blue, HEX);
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for (int i = 0; i < strip.numPixels(); i++) {
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strip.setPixelColor(i, red, green, blue);
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}
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strip.show();
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}
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}
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