Please help how to set notify as my customKey

Projects Programming
1

granboardtestvals.ino (11.1 KB)

When my code connects it keeps notifying over and over . When I hit the dartboard segment the the board register is it and then goes back to notifying nonesense. I need it to only notify when a button is pressed. please help. ive been racking my brain

#include <Keypad.h>
#include <BLEDevice.h>
#include <BLE2902.h>
BLEServer* pServer = NULL;

BLECharacteristic* pCharacteristic = NULL;
//BLECharacteristic* pCharacteristic2 = NULL;

bool deviceConnected = false;
bool oldDeviceConnected = false;
uint32_t value = 0;
int txValue = 0;
//int customKey = 0;
char customKey = 0;

#define SERVICE_UUID "442f1570-8a00-9a28-cbe1-e1d4212d53eb"
#define CHARACTERISTIC_UUID "442f1571-8a00-9a28-cbe1-e1d4212d53eb"
//#define CHARACTERISTIC_UUID2 "442f1572-8a00-9a28-cbe1-e1d4212d53eb"

class MyServerCallbacks: public BLEServerCallbacks {
void onConnect(BLEServer* pServer) {
deviceConnected = true;
BLEDevice::startAdvertising();
};

void onDisconnect(BLEServer* pServer) {
  deviceConnected = false;
}

};

const byte ROWS = 8;
const byte COLS = 11;
const int debounceTime = 20;//20 works better than great !
char hexaKeys[] = {
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K',
'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'X', 'T', 'U', 'V',
'W', 'S', 'Y', 'Z', '1', '2', '3', '4', '5', '6', '7',
'8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
'u', 'v', 'w', 'x', 'y', 'z', '!', '@', '#', '$', '%',
'^', '&', '*', '(', ')', '-', '?', ';', ':', '"', '[',
'{', ']', '}', '_', '=', '+', ',', '<', '.', '>', '/',
};
byte colPins[COLS] = {12, 13, 14, 15, 18, 23, 25, 26, 27, 32, 33,};
byte rowPins[ROWS] = {0, 2, 3, 4, 5, 19, 21, 22,};

Keypad customKeypad = Keypad(makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS);

String inputString;
long inputInt;
//BluetoothSerial SerialBT;

void setup()
{
Serial.begin(115200);
inputString.reserve(10); // maximum number of digit for a number is 10, change if needed

// Create the BLE Device
BLEDevice::init("GRANBOARD");

// Create the BLE Server
pServer = BLEDevice::createServer();
pServer->setCallbacks(new MyServerCallbacks());

// Create the BLE Service
BLEService *pService = pServer->createService(SERVICE_UUID);
// BLEService *pService = pServer->createService(SERVICE_UUID2);
// Create a BLE Characteristic
pCharacteristic = pService->createCharacteristic(
CHARACTERISTIC_UUID,
BLECharacteristic::PROPERTY_READ |
BLECharacteristic::PROPERTY_NOTIFY
);

// Create a BLE Descriptor
pCharacteristic->addDescriptor(new BLE2902());

// Start the service
pService->start();

// Start advertising
BLEAdvertising *pAdvertising = BLEDevice::getAdvertising();
pAdvertising->addServiceUUID(SERVICE_UUID);
pAdvertising->setScanResponse(false);
pAdvertising->setMinPreferred(0x00); // set value to 0x00 to not advertise this parameter
BLEDevice::startAdvertising();

Serial.println("Waiting a client connection to notify...");
}
void loop() {

while (deviceConnected) {
customKey = customKeypad.getKey();
delay(debounceTime);
if (customKey == 't') {
pCharacteristic->setValue("3.3@");
break;
}
else if (customKey == '%') {
pCharacteristic->setValue("3.4@");
break;
}
else if (customKey == '[') {
pCharacteristic->setValue("3.5@");
break;
}
else if (customKey == '/') {
pCharacteristic->setValue("3.6@");
break;
}
else if (customKey == 'K') {
pCharacteristic->setValue("2.3@");
break;
}
else if (customKey == 'V') {
pCharacteristic->setValue("2.4@");
break;
}
else if (customKey == '7') {
pCharacteristic->setValue("2.5@");
break;
}
else if (customKey == 'i') {
pCharacteristic->setValue("2.6@");
break;
}
else if (customKey == 'I') {
pCharacteristic->setValue("1.2@");
break;
}
else if (customKey == 'T') {
pCharacteristic->setValue("1.4@");
break;
}
else if (customKey == '5') {
pCharacteristic->setValue("1.5@");
break;
}
else if (customKey == 'g') {
pCharacteristic->setValue("1.6@");
break;
}
else if (customKey == 'H') {
pCharacteristic->setValue("0.1@");
break;
}
else if (customKey == 'X') {
pCharacteristic->setValue("0.3@");
break;
}
else if (customKey == '4') {
pCharacteristic->setValue("0.5@");
break;
}
else if (customKey == 'f') {
pCharacteristic->setValue("0.6@");
break;
}
else if (customKey == 'G') {
pCharacteristic->setValue("0.0@");
break;
}
else if (customKey == 'R') {
pCharacteristic->setValue("0.2@");
break;
}
else if (customKey == '3') {
pCharacteristic->setValue("0.4@");
break;
}
else if (customKey == 'e') {
pCharacteristic->setValue("4.5@");
break;
}
else if (customKey == 'J') {
pCharacteristic->setValue("1.0@");
break;
}
else if (customKey == 'U') {
pCharacteristic->setValue("1.1@");
break;
}
else if (customKey == '6') {
pCharacteristic->setValue("1.3@");
break;
}
else if (customKey == 'h') {
pCharacteristic->setValue("4.4@");
break;
}
else if (customKey == 'A') {
pCharacteristic->setValue("2.0@");
break;
}
else if (customKey == 'L') {
pCharacteristic->setValue("2.1@");
break;
}
else if (customKey == 'W') {
pCharacteristic->setValue("2.2@");
break;
}
else if (customKey == '8') {
pCharacteristic->setValue("4.3@");
break;
}
else if (customKey == 'B') {
pCharacteristic->setValue("3.0@");
break;
}
else if (customKey == 'M') {
pCharacteristic->setValue("3.1@");
break;
}
else if (customKey == 'S') {
pCharacteristic->setValue("3.2@");
break;
}
else if (customKey == '9') {
pCharacteristic->setValue("4.2@");
break;
}
else if (customKey == 'C') {
pCharacteristic->setValue("9.1@");
break;
}
else if (customKey == 'N') {
pCharacteristic->setValue("9.0@");
break;
}
else if (customKey == 'Y') {
pCharacteristic->setValue("9.2@");
break;
}
else if (customKey == 'a') {
pCharacteristic->setValue("8.2@");
break;
}
else if (customKey == 'D') {
pCharacteristic->setValue("10.1@");
break;
}
else if (customKey == 'O') {
pCharacteristic->setValue("10.0@");
break;
}
else if (customKey == 'Z') {
pCharacteristic->setValue("10.2@");
break;
}
else if (customKey == 'b') {
pCharacteristic->setValue("8.3@");
break;
}
else if (customKey == 'E') {
pCharacteristic->setValue("7.1@");
break;
}
else if (customKey == 'P') {
pCharacteristic->setValue("7.0@");
break;
}
else if (customKey == '1') {
pCharacteristic->setValue("7.2@");
break;
}
else if (customKey == 'c') {
pCharacteristic->setValue("8.4@");
break;
}
else if (customKey == 'n') {
pCharacteristic->setValue("6.1@");
break;
}
else if (customKey == 'y') {
pCharacteristic->setValue("6.0@");
break;
}
else if (customKey == ')') {
pCharacteristic->setValue("6.3@");
break;
}
else if (customKey == '=') {
pCharacteristic->setValue("8.5@");
break;
}
else if (customKey == 'm') {
pCharacteristic->setValue("11.1@");
break;
}
else if (customKey == 'x') {
pCharacteristic->setValue("11.2@");
break;
}
else if (customKey == '(') {
pCharacteristic->setValue("11.4@");
break;
}
else if (customKey == '_') {
pCharacteristic->setValue("8.6@");
break;
}
else if (customKey == 'l') {
pCharacteristic->setValue("11.0@");
break;
}
else if (customKey == 'w') {
pCharacteristic->setValue("11.3@");
break;
}
else if (customKey == '*') {
pCharacteristic->setValue("11.5@");
break;
}
else if (customKey == '}') {
pCharacteristic->setValue("11.6@");
break;
}
else if (customKey == 'k') {
pCharacteristic->setValue("6.2@");
break;
}
else if (customKey == 'v') {
pCharacteristic->setValue("6.4@");
break;
}
else if (customKey == '&') {
pCharacteristic->setValue("6.5@");
break;
}
else if (customKey == ']') {
pCharacteristic->setValue("6.6@");
break;
}
else if (customKey == 'j') {
pCharacteristic->setValue("7.3@");
break;
}
else if (customKey == 'u') {
pCharacteristic->setValue("7.4@");
break;
}
else if (customKey == '^') {
pCharacteristic->setValue("7.5@");
break;
}
else if (customKey == '{') {
pCharacteristic->setValue("7.6@");
break;
}

else if (customKey == 'p') {
  pCharacteristic->setValue("0.0@");
  break;
}
else if (customKey == '!') {
  pCharacteristic->setValue("0.2@");
  break;
}
else if (customKey == '?') {
  pCharacteristic->setValue("0.4@");
  break;
}
else if (customKey == ',') {
  pCharacteristic->setValue("4.5@");
  break;
}
else if (customKey == 'q') {
  pCharacteristic->setValue("9.3@");
  break;
}
else if (customKey == '@') {
  pCharacteristic->setValue("9.4@");
  break;
}
else if (customKey == ';') {
  pCharacteristic->setValue("9.5@");
  break;
}
else if (customKey == '<') {
  pCharacteristic->setValue("9.6@");
  break;
}
else if (customKey == 'r') {
  pCharacteristic->setValue("5.0@");
  break;
}
else if (customKey == '#') {
  pCharacteristic->setValue("5.3@");
  break;
}
else if (customKey == ':') {
  pCharacteristic->setValue("5.5@");
  break;
}
else if (customKey == '.') {
  pCharacteristic->setValue("5.6@");
  break;
}
else if (customKey == 's') {
  pCharacteristic->setValue("5.1@");
  break;
}
else if (customKey == '$') {
  pCharacteristic->setValue("5.2@");
  break;
}
else if (customKey == '"') {
  pCharacteristic->setValue("5.4@");
  break;
}
else if (customKey == '>') {
  pCharacteristic->setValue("4.6@");
  break;
}
else if (customKey == 'o') {
  pCharacteristic->setValue("4.0@");
  break;
}
else if (customKey == 'z') {
  pCharacteristic->setValue("8.0@");
  break;
}
else if (customKey == 'F') {
  pCharacteristic->setValue("BTN@");
  break;
}
else {
  customKey = NULL;
  pCharacteristic->notify();
  value++;
  //delay(300);
}
pCharacteristic->setValue("");
value++;
customKey = NULL;

// delay(6);
}
}

2

Don't make us download code, please. Read the forum guidelines to see how to properly post code and some hints on how to get the most from this forum.
Use the IDE autoformat tool (ctrl-t or Tools, Auto format) before posting code in code tags.

3

thank you i reposted it