add button event and screeens

test_button_simple.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+"""
+Simple polling-based button test for GPIO6
+No edge detection - just polls the pin state
+"""
+
+import RPi.GPIO as GPIO
+import time
+import signal
+import sys
+
+BUTTON_PIN = 6
+
+def signal_handler(signum, frame):
+    print("Cleaning up GPIO...")
+    GPIO.cleanup()
+    sys.exit(0)
+
+def main():
+    print("Simple Button Test - Polling GPIO6")
+    print("Press the button connected to GPIO6 (GND when pressed)")
+    print("Press Ctrl+C to exit")
+    
+    # Clean up any existing GPIO setup
+    try:
+        GPIO.cleanup()
+    except:
+        pass
+    
+    # Set up GPIO
+    GPIO.setmode(GPIO.BCM)
+    GPIO.setup(BUTTON_PIN, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+    
+    # Set up signal handler
+    signal.signal(signal.SIGINT, signal_handler)
+    signal.signal(signal.SIGTERM, signal_handler)
+    
+    print(f"GPIO{BUTTON_PIN} setup complete. Current state: {GPIO.input(BUTTON_PIN)}")
+    print("Monitoring for button presses (1=released, 0=pressed)...")
+    
+    last_state = GPIO.input(BUTTON_PIN)
+    button_press_count = 0
+    
+    try:
+        while True:
+            current_state = GPIO.input(BUTTON_PIN)
+            
+            # Detect falling edge (button press)
+            if last_state == 1 and current_state == 0:
+                button_press_count += 1
+                print(f"Button press #{button_press_count} detected!")
+                time.sleep(0.5)  # Simple debounce
+            
+            last_state = current_state
+            time.sleep(0.01)  # Poll every 10ms
+            
+    except KeyboardInterrupt:
+        pass
+    finally:
+        GPIO.cleanup()
+
+if __name__ == "__main__":
+    main()