1. #include "rpcWiFi.h"
2. #include <rpcBLEDevice.h>
3. #include <BLEScan.h>
4. #include <BLEAdvertisedDevice.h>
5.  
6. #define SWITCHBOT_1 "C8:39:2E:90:32:30" //DEDO
7. //#define SWITCHBOT_1 "30:32:90:2E:39:C8" //reversed
8.  
9. #include"TFT_eSPI.h" //include TFT LCD library
10. TFT_eSPI tft; //initialize TFT LCD
11.  
12. bool go ;
13.  
14. static BLEUUID serviceUUID("CBA20D00-224D-11E6-9FB8-0002A5D5C51B");
15. static BLEUUID characteristicUUID("CBA20002-224D-11E6-9FB8-0002A5D5C51B");
16. static BLEAdvertisedDevice* myDevice = NULL;
17. static uint8_t cmdSwi[6] = {0x57, 0x11, 0x3E, 0x2B, 0x26, 0x2D};
18. //https://github.com/RoButton/switchbotpy
19. //unencripted, ojo, 0x57 01 // static uint8_t cmdPress[3] = {0x57, 0x01, 0x00};
20. //static uint8_t cmdOn[3] = {0x57, 0x01, 0x01};
21. //static uint8_t cmdOff[3] = {0x57, 0x01, 0x02};
22. //static uint8_t cmdDown[3] = {0x57, 0x01, 0x03};
23. //static uint8_t cmdUp[3] = {0x57, 0x01, 0x04};
24. //https://www.lammertbies.nl/comm/info/crc-calculation  0x3E 2B 26 2D (SB711)
25. //with passw ojo , 0x57 11 //press 0x 57 11 & crc32 checksum of pass in 4 bytes
26. //with passw                 on    0x 57 11 & crc32 checksum of pass in 4 bytes & 01
27. //with passw                 off   0x 57 11 & crc32 checksum of pass in 4 bytes & 02
28.  
29. bool pressSwitchBot() {
30.   bool result;
31.  
32.   BLEClient*  pClient  = BLEDevice::createClient();
33.  
34.   result = pClient->connect(myDevice);
35.   if (!result) {
36.     tft.drawString("****here*****", 3, 5);
37.     delay(1000);
38.     return (false);
39.   }
40.  
41.   if (go == false) {
42.  
43.     tft.drawString("NOT FOUND", 3, 5);
44.     delay(1000);
45.     pClient->disconnect();
46.     return (false);
47.   }
48.  
49.   BLERemoteService* pRemoteService = pClient->getService(serviceUUID);
50.   if (pRemoteService == nullptr) {
51.     pClient->disconnect();
52.     tft.drawString("NOT SERVICE", 3, 5);
53.     delay(1000);
54.     return (false);
55.   }
56.  
57.   BLERemoteCharacteristic* pCharacteristic = pRemoteService->getCharacteristic(characteristicUUID);
58.   if (pCharacteristic == nullptr) {
59.     pClient->disconnect();            //if no characteristics matched
60.     tft.drawString("NOT CHAR", 3, 5);
61.     delay(1000);
62.     return (false);
63.   }
64.  
65.   if (go == true) {
66.     pCharacteristic->writeValue(cmdSwi, sizeof(cmdSwi), false);
67.   }
68.   delay(100);
69.   pClient->disconnect();
70.   return (true);
71.   delay(100);
72. }
73.  
74. class MyAdvertisedDeviceCallbacks: public BLEAdvertisedDeviceCallbacks {
75.     void onResult(BLEAdvertisedDevice advertisedDevice) {
76.       if (advertisedDevice.haveServiceUUID() && advertisedDevice.isAdvertisingService(serviceUUID) && advertisedDevice.getAddress().equals(BLEAddress(SWITCHBOT_1))) {
77.  
78.         tft.printf(advertisedDevice.getAddress().toString().c_str());    // if specified device found, print its MAC address
79.         delay(100);
80.         BLEDevice::getScan()->stop();
81.         myDevice = new BLEAdvertisedDevice(advertisedDevice);
82.         go = true;
83.       }
84.     }
85. };
86.  
87.  
88. void setup() {
89.   tft.begin(); //start TFT LCD
90.   tft.setRotation(3); //set screen rotation
91.   tft.fillScreen(TFT_RED); //fill background
92.   tft.setTextColor(TFT_BLACK); //set text color
93.   tft.setTextSize(4); //set text size
94.   pinMode(WIO_KEY_A, INPUT); //set button A pin as input
95.   tft.drawString("SETUP", 3, 5); //draw text string
96.   delay(500);
97. }
98.  
99. void loop() {
100.   go = false;
101.   if (digitalRead(WIO_KEY_A) == LOW)  {//check whether button A is pressed
102.     tft.fillScreen(TFT_NAVY);
103.     delay(10);
104.     BLEDevice::init("");
105.     BLEScan* pBLEScan = BLEDevice::getScan();
106.     pBLEScan->setAdvertisedDeviceCallbacks(new MyAdvertisedDeviceCallbacks());
107.     pBLEScan->setInterval(100);
108.     pBLEScan->setWindow(99);
109.     pBLEScan->setActiveScan(true);
110.     pBLEScan->start(5, false);
111.     delay(200);
112.     pressSwitchBot();
113.   }
114.   delay(2000);
115.   tft.fillScreen(TFT_BLACK);
116. }