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@suzukiken
Last active September 25, 2021 12:18
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Sending / Receiving SMS using Raspberry Pi, Soracom Air SIM and ABIT AK-020
# coding: utf-8
'''Sending / Receiving SMS using Raspberry Pi, Soracom Air SIM and ABIT AK-020
'''
import time
import serial
import re
class Sms:
def __init__(self):
self.pattern = re.compile('\+CMGL: [0-9]+,"REC UNREAD"')
self.serial = serial.Serial(
'/dev/ttyUSB0',
460800,
timeout = 5,
xonxoff = False,
rtscts = False,
dsrdtr = False,
bytesize = serial.EIGHTBITS,
parity = serial.PARITY_NONE,
stopbits = serial.STOPBITS_ONE
)
self.serial.write('ATZ\r')
self.check_response_isok()
self.serial.write('AT+CFUN=1\r')
self.check_response_isok()
self.serial.write('AT+CGDCONT=1,"IP","soracom.io"\r')
self.check_response_isok()
self.serial.write('AT+CMGF=1\r')
self.check_response_isok()
def __del__(self):
self.serial.close()
def wait_response(self):
time.sleep(1)
while self.serial.inWaiting() == 0:
time.sleep(0.5)
def check_response_isok(self):
self.wait_response()
r = self.serial.read(self.serial.inWaiting()).split('\r\n')
if len(r) < 2 or r[-2] != 'OK':
raise Exception(r)
def check_response_isprompt(self):
self.wait_response()
r = self.serial.read(self.serial.inWaiting()).split('\r\n')
if len(r) < 1 or r[-1] != '> ':
raise Exception(r)
def dispose_response(self):
self.wait_response()
self.serial.read(self.serial.inWaiting())
def send_message(self, message, to):
self.serial.write('AT+CMGS="%s"\r' % to)
self.check_response_isprompt()
self.serial.write(message + chr(26)) # CTRL-Z
self.dispose_response()
self.check_response_isok()
def receive_message(self):
self.serial.write('AT+CMGL="REC UNREAD"\r\n')
self.wait_response()
r = self.serial.read(self.serial.inWaiting()).split('\r\n')
if len(r) < 2 or r[-2] != 'OK':
raise Exception(r)
messages = []
is_message = False
for line in r:
if is_message:
messages.append(line)
if line and self.pattern.match(line):
is_message = True
else:
is_message = False
return messages
if __name__ == "__main__":
sms = Sms()
sms.send_message('Hello world!', '00000000000') # replace 00000000000 by the phone number you want to send SMS to.
print sms.receive_message()
@koji-maesaki
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参考になります。ありがとうございます。
ファイルを添付することを試したいのですが、そのようなことは可能でしょうか?

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