membuat telegram bot

 1. cari botfather

2. ketik /start

3. lalu ketik /newbot

Broker MQTT Free alias Gratis

 

sumber :

https://mntolia.com/10-free-public-private-mqtt-brokers-for-testing-prototyping/

Membuat project di arduino iot cloud dengan esp32

 1. pilih IoT Cloud

2. Create Thing

3. ketik nama project "kontrol lampu", kemudian klik add variable

4. isi  seperti bawah ini dan klik add variable

5. klik selec device

6. Set up new device

7. set up 3rd party device

8. pilih esp32 - dev module

9. ketik nama device "SIMOR"

10. catat secret key dan centang lalu  klik continue

11. done

12. set wifi, klik configure dibawah network

13. ketik nama wifi, password, dan secret key yangdi dapatkan tadi, klik done

14.  pilih dashboard dan build 

15. ketik nama dashboard kemudian klik add

16. pilih switch

17.  ketik nama widget dan link kan ke variable lampu

18. pilih thing - variable lalu klik link variable

19.  pilih thing kemudian sketch

20. full sketch

1. /* 
2.   Sketch generated by the Arduino IoT Cloud Thing "Untitled"
3.   https://create.arduino.cc/cloud/things/3be0b915-d944-4d3e-bef2-732c82d105e3 
4.   Arduino IoT Cloud Variables description
5.   The following variables are automatically generated and updated when changes are made to the Thing
6.   bool lampu;
7.   Variables which are marked as READ/WRITE in the Cloud Thing will also have functions
8.   which are called when their values are changed from the Dashboard.
9.   These functions are generated with the Thing and added at the end of this sketch.
10. */
11. #include "thingProperties.h"
12. #define relay 2 //setting pin kontrol
13. void setup() {
14.   // Initialize serial and wait for port to open:
15.   Serial.begin(9600);
16.   
17.   pinMode(relay,OUTPUT);
18.   // This delay gives the chance to wait for a Serial Monitor without blocking if none is found
19.   delay(1500); 
20.   // Defined in thingProperties.h
21.   initProperties();
22.   // Connect to Arduino IoT Cloud
23.   ArduinoCloud.begin(ArduinoIoTPreferredConnection);
24.   
25.   /*
26.      The following function allows you to obtain more information
27.      related to the state of network and IoT Cloud connection and errors
28.      the higher number the more granular information you’ll get.
29.      The default is 0 (only errors).
30.      Maximum is 4
31.  */
32.   setDebugMessageLevel(2);
33.   ArduinoCloud.printDebugInfo();
34. }
35. void loop() {
36.   ArduinoCloud.update();
37.   // Your code here 
38.   
39.   
40. }
41. /*
42.   Since Lampu is READ_WRITE variable, onLampuChange() is
43.   executed every time a new value is received from IoT Cloud.
44. */
45. void onLampuChange()  {
46.   // Add your code here to act upon Lampu change
47.   if (lampu==1)
48.  {
49. digitalWrite(relay,HIGH); // update this pin if your led is connected with another gpio
50.  }
51. if (lampu==0)
52.  {
53. digitalWrite(relay,LOW);
54.  }
55. 
    
56. }

yang tambahan hanya warna merah

21. upload

22. tunggu sampai selesai sambil minum kopi 

membuat akun arduino iot cloud

 1.  buka web browser https://cloud.arduino.cc/ lalu klik Get Started

2. pilih Create One

3. isi tanggal lahir

4. Isi email,username, password dan centang lalu klik sign up

5. finish 

6. confirm now di inbox email