Remove obsolete audio and buzzer control documentation files, including detailed guides and HTML interfaces, to streamline the repository and eliminate redundancy. This cleanup enhances maintainability and focuses on essential resources for the reTerminal DM4 audio and buzzer functionalities.

archive/chromium-setup-legacy/test_led.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+# LED Test Script for reTerminal DM4
+
+LED_PATH='/sys/class/leds/usr-led/brightness'
+
+echo "Testing reTerminal DM4 LED"
+echo "=========================="
+echo ""
+
+# Test 1: Turn ON
+echo "Test 1: Turning LED ON..."
+echo 1 | sudo tee $LED_PATH > /dev/null
+sleep 1
+echo "LED should be ON now"
+echo ""
+
+# Test 2: Turn OFF
+echo "Test 2: Turning LED OFF..."
+echo 0 | sudo tee $LED_PATH > /dev/null
+sleep 1
+echo "LED should be OFF now"
+echo ""
+
+# Test 3: Blink pattern
+echo "Test 3: Blinking LED (5 times)..."
+for i in {1..5}; do
+    echo 1 | sudo tee $LED_PATH > /dev/null
+    sleep 0.2
+    echo 0 | sudo tee $LED_PATH > /dev/null
+    sleep 0.2
+done
+echo ""
+
+# Test 4: Fast blink
+echo "Test 4: Fast blink (10 times)..."
+for i in {1..10}; do
+    echo 1 | sudo tee $LED_PATH > /dev/null
+    sleep 0.1
+    echo 0 | sudo tee $LED_PATH > /dev/null
+    sleep 0.1
+done
+echo ""
+
+# Test 5: Slow blink
+echo "Test 5: Slow blink (3 times)..."
+for i in {1..3}; do
+    echo 1 | sudo tee $LED_PATH > /dev/null
+    sleep 0.5
+    echo 0 | sudo tee $LED_PATH > /dev/null
+    sleep 0.5
+done
+echo ""
+
+# Ensure LED is off
+echo 0 | sudo tee $LED_PATH > /dev/null
+
+echo "LED test complete!"
+echo ""
+echo "Current LED status:"
+cat $LED_PATH && echo " (0 = OFF, 1 = ON)"