two

test/test_gpio_a14.py

@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""Interactive GPIO test for physical pin A14."""
+
+import sys
+
+from maix import gpio, pinmap
+
+
+PIN = "A14"
+GPIO_NAME = "GPIOA14"
+
+
+def set_level(output, command):
+    if command == "1":
+        output.value(1)
+        print("A14 = HIGH, laser OFF")
+        return True
+    if command == "0":
+        output.value(0)
+        print("A14 = LOW, laser ON")
+        return True
+    return False
+
+
+def main():
+    pinmap.set_pin_function(PIN, GPIO_NAME)
+    output = gpio.GPIO(GPIO_NAME, gpio.Mode.OUT)
+
+    # One-shot mode for SSH/serial shells: python3 test_gpio_a14.py 1|0
+    if len(sys.argv) > 1:
+        command = sys.argv[1].strip()
+        if not set_level(output, command):
+            print("Invalid argument. Use 1 or 0.")
+            return
+        return
+
+    output.value(1)
+    print("A14 laser test: input 0 for ON, 1 for OFF, q to quit.")
+
+    try:
+        while True:
+            try:
+                command = input("A14> ").strip().lower()
+            except EOFError:
+                print("This runner has no stdin. Run from an SSH/serial shell with argument 1 or 0.")
+                return
+            if set_level(output, command):
+                continue
+            elif command in ("q", "quit", "exit"):
+                break
+            elif command:
+                print("Invalid input. Use 1, 0, or q.")
+    except KeyboardInterrupt:
+        print()
+    finally:
+        output.value(1)
+        print("A14 = HIGH, laser OFF, test stopped.")
+
+
+if __name__ == "__main__":
+    main()