How to use OpenClaw on Arduino Uno Q

1"""
2This Arduino UNO Q script was developed by newbiely.com
3This Arduino UNO Q script is made available for public use without any restriction
4For comprehensive instructions and wiring diagrams, please visit:
5https://newbiely.com/tutorials/arduino-uno-q/arduino-uno-q-openclaw
6"""
7
8from arduino.app_utils import *
9from arduino.app_bricks.web_ui import WebUI
10
11
12def toggle_led():
13    result = Bridge.call("toggle_led", "")
14    print(f"OpenClaw -> toggle_led: {result}")
15    return {"result": result}
16
17
18def get_status():
19    result = Bridge.call("get_status", "")
20    print(f"OpenClaw -> get_status: {result}")
21    return {"result": result}
22
23
24web_ui = WebUI()
25web_ui.expose_api("GET", "/api/toggle_led", toggle_led)
26web_ui.expose_api("GET", "/api/get_status",  get_status)
27App.run()

1/*
2 * This Arduino UNO Q code was developed by newbiely.com
3 *
4 * This Arduino UNO Q code is made available for public use without any restriction
5 *
6 * For comprehensive instructions and wiring diagrams, please visit:
7 * https://newbiely.com/tutorials/arduino-uno-q/arduino-uno-q-openclaw
8 */
9
10#include "Arduino_RouterBridge.h"
11
12// LED_BUILTIN is LED3 on the board, lights up RED, active LOW
13// LOW = ON, HIGH = OFF
14
15bool ledState = false;
16
17String toggle_led(String arg) {
18  ledState = !ledState;
19  digitalWrite(LED_BUILTIN, ledState ? LOW : HIGH);
20  String msg = ledState ? "LED is now ON" : "LED is now OFF";
21  Monitor.println(msg);
22  return msg;
23}
24
25String get_status(String arg) {
26  String status = "MCU is running. LED: " + String(ledState ? "ON" : "OFF");
27  Monitor.println("Status requested: " + status);
28  return status;
29}
30
31void setup() {
32  Monitor.begin();
33  Bridge.begin();
34  pinMode(LED_BUILTIN, OUTPUT);
35  digitalWrite(LED_BUILTIN, HIGH); // Start with LED off (active LOW)
36
37  Bridge.provide_safe("toggle_led", toggle_led);
38  Bridge.provide_safe("get_status",  get_status);
39
40  Monitor.println("OpenClaw Bridge ready");
41}
42
43void loop() {
44}