import machine
import time
from machine import Pin, I2C
from mpu6050 import MPU6050  # Assuming MPU6050 is used for accelerometer and gyroscope
from lcd_api import LcdApi
from pico_i2c_lcd import I2cLcd

# Initialize LCD
i2c = I2C(0, scl=Pin(1), sda=Pin(0), freq=400000)
lcd = I2cLcd(i2c, 0x27, 2, 16)

# Initialize MPU6050 (accelerometer and gyroscope)
i2c = I2C(0, scl=Pin(9), sda=Pin(8))
mpu = MPU6050(i2c)

# Initialize EMG sensor and buzzer pins
emg_pin = Pin(2, Pin.IN)
buzzer_pin = Pin(3, Pin.OUT)

# Function to read EMG sensor
def read_emg():
    return emg_pin.value()

# Function to detect tremors using accelerometer and gyroscope
def detect_tremors():
    accel_x, accel_y, accel_z = mpu.acceleration
    gyro_x, gyro_y, gyro_z = mpu.gyro
    # Implement tremor detection logic based on thresholds
    # Example:
    if abs(gyro_x) > 100 or abs(gyro_y) > 100:
        return True
    else:
        return False

# Function to display data on LCD
def display_data(message):
    lcd.clear()
    lcd.move_to(0, 0)
    lcd.putstr(message)

# Main loop to monitor and alert
while True:
    if read_emg():
        # EMG activity detected
        display_data("Muscle activity")
        buzzer_pin.on()  # Activate buzzer
        time.sleep(1)
        buzzer_pin.off()
    elif detect_tremors():
        # Tremor detected
        display_data("Tremor detected")
        buzzer_pin.on()
        time.sleep(1)
        buzzer_pin.off()
    else:
        display_data("Monitoring")
    
    time.sleep(0.1)  # Adjust as needed