Sending whatsapp or telegram message?

Discussion in 'UDOO 101' started by Gonzalo Calandria, May 20, 2020.

  1. Gonzalo Calandria

    Gonzalo Calandria New Member

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    Hello everyone! I'm new using my UDOO Neo (Full) and I would like to send a telegram or whatsapp message to my mobile. Does anyone know how to do this? I've found this https://github.com/witnessmenow/Universal-Arduino-Telegram-Bot but it seems it works with an Arduino chip that my UDOO Neo doesn't have (ESP8266).

    Any ideas?
     
  2. waltervl

    waltervl UDOOer

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    Just use the Linux side of the Neo to send the message. Look for Raspberry Pi examples and the will most likely also work with Udoo Neo.
    If needed let the Arduino side send a trigger to the Linux side to send the message. Examples how the Linux side can communicate with the Arduino side can be found here https://www.udoo.org/docs-neo/Serial_Libraries/index.html

    Look also to the examples in my signature
     
  3. Gonzalo Calandria

    Gonzalo Calandria New Member

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    Hello @waltervl , I think I've got it but it's not working and I don't know why, could you please take a look?

    Here's my arduino code
    Code:
    const int buttonPin = 2; // the number of the button pin
    const int ledPin = 13;   // the number of the led pin
    int buttonStatus = 0;    // variable for reading the button status
    
    void setup() {
      // initialize serial communication:
      Serial.begin(115200);
      delay(100);
      pinMode(ledPin, OUTPUT);
      pinMode(buttonPin, INPUT);
    }
    
    // the loop routine runs over and over again forever:
    void loop() {
      while ( Serial.available() > 0 ) {
        buttonStatus = digitalRead(buttonPin);
        if (buttonStatus == HIGH) {
            digitalWrite(ledPin, HIGH);  // turn the LED on (HIGH is the voltage level)
            delay(1000);  // wait for a second.
            Serial.print(buttonStatus); // If LED stays high longer you have serial timeout
            digitalWrite(ledPin, LOW);  // turn the LED off by making the voltage LOW
        } else {
            digitalWrite(ledPin, LOW);
        }
        delay(10000);  // wait for a 10 seconds to prevent buffer overflow
      }
    }
    And this is my phyton script
    Code:
    #!/usr/bin/env python
    # This program sends a Telegram message using Phoenix_timbre_bot when the Arduino button is pressed
    # Then run as sudo python timbre.py
    
    import time
    import requests
    import serial
    
    sleep = 16 # how many seconds to sleep between posts to the channel, API limit min 15 sec
    button_str = '0'
    DEBUG = False # set to True to  get more debug prints in the Python console
    
    #Create serial device for reading serial
    arduino = serial.Serial('/dev/ttyS1',115200,timeout=1)
    arduino.flushOutput()
    arduino.flushInput()
    serial_buffer = ""
    line = ""
    
    #init for arduino so Arduino knows it can send data.
    arduino.write("I\n")
    
    def ReadArduino(arduino_out):
        global serial_buffer, line
        arduino_out = ""
        serial_data = arduino.read()                 # Read 1 character
        while serial_data:                             # If there is a character proceed
            serial_buffer += serial_data            # Add character to buffer
            if DEBUG: print "ReadArduino:Serial buffer:",(repr(serial_buffer))
            # if there is a new line in it, then create Line string
            if "\r\n" in serial_buffer:
                if DEBUG: print "ReadArduino:New Line:",(repr(serial_buffer))
                line = serial_buffer
                serial_buffer = "" # empty Serial buffer
            serial_data = arduino.read()
            # if there is a Line string then finish reading the Line
            if line:
                    # strip string for unwanted characters
                    line = line.replace("\r\n", "")
                    arduino_out = line
                    if DEBUG: print "ReadArduino:arduino_out:", arduino_out
                    line = ""
                    if arduino_out == "": arduino_out = None
                    # add the last character to the new buffer
                    serial_buffer += serial_data
                    return arduino_out
    
    def telegram_bot_sendtext(bot_message):
        
        bot_token = '{ here goes my bot token }'
        channel_chatID = '{ here goes my channel id }'
        send_text = 'https://api.telegram.org/bot' + bot_token + '/sendMessage?chat_id=' + channel_chatID + '&parse_mode=Markdown&text=' + bot_message
    
        response = requests.get(send_text)
    
        return response.json()
        
    def verificar_timbre():
        global button, button_str
        while True:
            #read arduino data and make it a integer value
            button_str = ReadArduino(button_str)
            if button_str is None:
                button_str = '0'
            button = int(button_str)
            if button == 1:
                telegram_bot_sendtext('Est??n tocando el timbre')
    
    if __name__ == "__main__":
        while True:
            verificar_timbre()
            time.sleep(sleep)
    Also I'm doing in the console sudo ln -s /dev/ttyMCC /dev/ttyS1

    What I´m doing wrong?

    Thanks!
     
  4. waltervl

    waltervl UDOOer

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    So what is not working then? No messages in python console?? LED is not flashing?
    Perhaps add some extra logging for debugging.

    Be sure the python script runs before you press a button on the Arduino.
     
  5. KenSims

    KenSims New Member

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    The messaging feature on whatsapp gb won't ask for those things. All supported?
     
  6. KenSims

    KenSims New Member

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    The messaging feature on whatsapp gb won't ask for those things. Are all supported on the app's home page
     
    Last edited by a moderator: May 6, 2021

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