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BLE #2

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a33ebd3
BLE
Manishnadella25 Dec 14, 2025
799d780
Update globals.h
Manishnadella25 Dec 14, 2025
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29 changes: 26 additions & 3 deletions include/globals.h
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,9 @@

#include "mbed.h"
#include "arm_math.h"
#include "ble/BLE.h"
#include "ble/Gap.h"
#include "ble/GattServer.h"

extern BufferedSerial serial_port;
FileHandle *mbed_override_console(int);
Expand All @@ -28,10 +31,12 @@ extern I2C i2c;
#define OUTZ_L_G 0x26
#define OUTZ_H_G 0x27


static constexpr int BUFFER_SIZE = 512;
static constexpr int BATCH_TIME_MS = 3000;
static constexpr int SAMPLE_INTERVAL_US = BATCH_TIME_MS * 1000 / BUFFER_SIZE;

// --- FFT & Sensor Data Arrays ---
extern arm_rfft_fast_instance_f32 fftInst;
extern float fftOut[BUFFER_SIZE];

Expand All @@ -58,15 +63,33 @@ extern float gyroZ_g[BUFFER_SIZE];

extern int circular_idx;

extern DigitalOut tremorLed;
extern DigitalOut dyskinesiaLed;

// --- Threading, Tickers, and Status Flags ---
extern volatile bool batchReady;
extern volatile bool isReading;
extern Ticker sampleTicker;
extern EventQueue queue;
extern Thread worker;
extern Ticker tremorBlinkTicker;
extern Ticker dyskinesiaBlinkTicker;
extern DigitalOut tremorLed;
extern DigitalOut dyskinesiaLed;

// --- Motion Status Variables (Used in main.cpp for calculation) ---
extern float currentTremorEnergy;
extern float currentDyskinesiaEnergy;
extern float currentFreezeIndex;
extern bool isFreezing;
extern DigitalOut freezeLed; // You need this if LED is used for Freeze


extern BLE &ble_interface;

// Characteristic UUIDs (You can choose custom UUIDs or reserved ranges)
#define PARKINSONS_SERVICE_UUID 0xA001
#define STATUS_CHAR_UUID 0xA002

extern uint8_t BLE_status;

extern GattCharacteristic *p_status_characteristic;

#endif // GLOBALS_H
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