Haas506 2.0 development tutorial - Advanced Component Library -modem SMS (only supports versions above 2.2)

1. texting

Case description :

• Insert SIM card
• Send a text message
• ‘yourPhoneNumber’ Need to change to corresponding number （str Format ）

main.py

# -*- coding: UTF-8 -*-
from modem import sms
import utime as time


if __name__ == '__main__':
    # Instantiation 
    smss = sms()
    time.sleep(1)
    smss.sendTextMsg('yourPhoneNumber','welcome to use haas506','GSM')
    smss.sendTextMsg('yourPhoneNumber',' Welcome to use haas506','UCS2')

design sketch - send out

2. Receive text messages

• Receive SMS from mobile phone

main.py

# -*- coding: UTF-8 -*-
from modem import sms
import utime as time


def sms_cb(args):
    # character string 
    ind_flag = args[0]
    mes_buf = args[1]
    mes_num = args[2]
    # print("type of mes_buf:",type(mes_buf))
    print('new message:ind_flag:{},mes_buf:{},mes_num:{}'.format(ind_flag,mes_buf,mes_num))

if __name__ == '__main__':
    # Instantiation 
    smss = sms()
    # Receive SMS callback 
    print('--------------')
    time.sleep(5)
    smss.setCallbacks(sms_cb)

design sketch - receive
Be careful ： Use your cell phone to haas506 When texting , The Chinese serial port can not display the assistant , There are two solutions at this point ：(1) Change a serial port assistant that can set Chinese display .（2） Save the serial port log , open the log file , Chinese characters will be displayed .

3.Class-sms

setCallbacks	sendTextMsg
Receive text messages	Text messaging

SMS - SMS function

• The function prototype ：

modem.sms()

• Parameter description ： nothing

setCallbacks - Realize the function of receiving SMS

• The functionality ： Realize the function of receiving SMS

• The function prototype ：

sms.setCallbacks(sms_cb)

• Parameter description ：

Parameters	explain
sms_cb	SMS callback function , See the example for the specific form and usage of callback

sendTextMsg - Text messaging

• The functionality ： Text messaging

• The function prototype ：

sms.sendTextMsg(phoneNumber, msg, codeMode)

• Parameter description ：

Parameters	explain
phoneNumber	SMS number
msg	Content of short message
codeMode	The character encoding used ,‘GSM’ - GSM Encoding mode ;‘UCS2’ - UCS2 Encoding mode

Character encoding	explain
‘GSM’	GSM Encoding mode , Used to send English SMS
‘UCS2’	UCS2 Encoding mode , It can be used to send Chinese SMS and English SMS