Skip to content

Add SMS support to SIM800L drivers #17

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Add SMS support to SIM800L drivers #17

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
73 changes: 43 additions & 30 deletions SIM800L.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -114,33 +114,38 @@ def execute_at_command(self, command, data=None, clean_output=True):

# Commands dictionary. Not the best approach ever, but works nicely.
commands = {
'modeminfo': {'string':'ATI', 'timeout':3, 'end': 'OK'},
'fwrevision': {'string':'AT+CGMR', 'timeout':3, 'end': 'OK'},
'battery': {'string':'AT+CBC', 'timeout':3, 'end': 'OK'},
'scan': {'string':'AT+COPS=?', 'timeout':60, 'end': 'OK'},
'network': {'string':'AT+COPS?', 'timeout':3, 'end': 'OK'},
'signal': {'string':'AT+CSQ', 'timeout':3, 'end': 'OK'},
'checkreg': {'string':'AT+CREG?', 'timeout':3, 'end': None},
'setapn': {'string':'AT+SAPBR=3,1,"APN","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'setuser': {'string':'AT+SAPBR=3,1,"USER","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'setpwd': {'string':'AT+SAPBR=3,1,"PWD","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'initgprs': {'string':'AT+SAPBR=3,1,"Contype","GPRS"', 'timeout':3, 'end': 'OK'}, # Appeared on hologram net here or below
'opengprs': {'string':'AT+SAPBR=1,1', 'timeout':3, 'end': 'OK'},
'getbear': {'string':'AT+SAPBR=2,1', 'timeout':3, 'end': 'OK'},
'inithttp': {'string':'AT+HTTPINIT', 'timeout':3, 'end': 'OK'},
'sethttp': {'string':'AT+HTTPPARA="CID",1', 'timeout':3, 'end': 'OK'},
'checkssl': {'string':'AT+CIPSSL=?', 'timeout': 3, 'end': 'OK'},
'enablessl': {'string':'AT+HTTPSSL=1', 'timeout':3, 'end': 'OK'},
'disablessl': {'string':'AT+HTTPSSL=0', 'timeout':3, 'end': 'OK'},
'initurl': {'string':'AT+HTTPPARA="URL","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'doget': {'string':'AT+HTTPACTION=0', 'timeout':3, 'end': '+HTTPACTION'},
'setcontent': {'string':'AT+HTTPPARA="CONTENT","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'postlen': {'string':'AT+HTTPDATA={},5000'.format(data), 'timeout':3, 'end': 'DOWNLOAD'}, # "data" is data_lenght in this context, while 5000 is the timeout
'dumpdata': {'string':data, 'timeout':1, 'end': 'OK'},
'dopost': {'string':'AT+HTTPACTION=1', 'timeout':3, 'end': '+HTTPACTION'},
'getdata': {'string':'AT+HTTPREAD', 'timeout':3, 'end': 'OK'},
'closehttp': {'string':'AT+HTTPTERM', 'timeout':3, 'end': 'OK'},
'closebear': {'string':'AT+SAPBR=0,1', 'timeout':3, 'end': 'OK'}
'modeminfo': {'string':'ATI', 'timeout':3, 'end': 'OK'},
'fwrevision': {'string':'AT+CGMR', 'timeout':3, 'end': 'OK'},
'battery': {'string':'AT+CBC', 'timeout':3, 'end': 'OK'},
'scan': {'string':'AT+COPS=?', 'timeout':60, 'end': 'OK'},
'network': {'string':'AT+COPS?', 'timeout':3, 'end': 'OK'},
'signal': {'string':'AT+CSQ', 'timeout':3, 'end': 'OK'},
'checkreg': {'string':'AT+CREG?', 'timeout':3, 'end': None},
'setapn': {'string':'AT+SAPBR=3,1,"APN","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'setuser': {'string':'AT+SAPBR=3,1,"USER","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'setpwd': {'string':'AT+SAPBR=3,1,"PWD","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'initgprs': {'string':'AT+SAPBR=3,1,"Contype","GPRS"', 'timeout':3, 'end': 'OK'}, # Appeared on hologram net here or below
'opengprs': {'string':'AT+SAPBR=1,1', 'timeout':3, 'end': 'OK'},
'getbear': {'string':'AT+SAPBR=2,1', 'timeout':3, 'end': 'OK'},
'inithttp': {'string':'AT+HTTPINIT', 'timeout':3, 'end': 'OK'},
'sethttp': {'string':'AT+HTTPPARA="CID",1', 'timeout':3, 'end': 'OK'},
'checkssl': {'string':'AT+CIPSSL=?', 'timeout': 3, 'end': 'OK'},
'enablessl': {'string':'AT+HTTPSSL=1', 'timeout':3, 'end': 'OK'},
'disablessl': {'string':'AT+HTTPSSL=0', 'timeout':3, 'end': 'OK'},
'initurl': {'string':'AT+HTTPPARA="URL","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'doget': {'string':'AT+HTTPACTION=0', 'timeout':3, 'end': '+HTTPACTION'},
'setcontent': {'string':'AT+HTTPPARA="CONTENT","{}"'.format(data), 'timeout':3, 'end': 'OK'},
'postlen': {'string':'AT+HTTPDATA={},5000'.format(data), 'timeout':3, 'end': 'DOWNLOAD'}, # "data" is data_lenght in this context, while 5000 is the timeout
'dumpdata': {'string':data, 'timeout':1, 'end': 'OK'},
'dumpdatalong': {'string':data, 'timeout':30, 'end': 'OK'},
'dopost': {'string':'AT+HTTPACTION=1', 'timeout':3, 'end': '+HTTPACTION'},
'getdata': {'string':'AT+HTTPREAD', 'timeout':3, 'end': 'OK'},
'closehttp': {'string':'AT+HTTPTERM', 'timeout':3, 'end': 'OK'},
'closebear': {'string':'AT+SAPBR=0,1', 'timeout':3, 'end': 'OK'},
'setmessageformat': {'string':'AT+CMGF={}'.format(data), 'timeout':3, 'end': 'OK'},
'setsmsalphabet': {'string':'AT+CSCS="{}"'.format(data), 'timeout':3, 'end': 'OK'},
'setsmsnumber': {'string':'AT+CMGS="{}"'.format(data), 'timeout':3, 'end': '> '},

}

# References:
Expand All @@ -155,7 +160,7 @@ def execute_at_command(self, command, data=None, clean_output=True):

# Support vars
command_string = commands[command]['string']
excpected_end = commands[command]['end']
expected_end = commands[command]['end']
timeout = commands[command]['timeout']
processed_lines = 0

Expand Down Expand Up @@ -190,10 +195,10 @@ def execute_at_command(self, command, data=None, clean_output=True):
raise GenericATError('Got generic AT error')

# If we had a pre-end, do we have the expected end?
if line_str == '{}\r\n'.format(excpected_end):
if line_str == '{}\r\n'.format(expected_end) or line_str == expected_end:
logger.debug('Detected exact end')
break
if pre_end and line_str.startswith('{}'.format(excpected_end)):
if pre_end and line_str.startswith('{}'.format(expected_end)):
logger.debug('Detected startwith end (and adding this line to the output too)')
output += line_str
break
Expand Down Expand Up @@ -427,3 +432,11 @@ def http_request(self, url, mode='GET', data=None, content_type='application/jso
self.execute_at_command('closehttp')

return Response(status_code=response_status_code, content=response_content)


def send_sms(self, number, text):
self.execute_at_command("setmessageformat", data="1")
self.execute_at_command("setsmsalphabet", data="GSM")
self.execute_at_command("setsmsnumber", data=number)

self.execute_at_command("dumpdatalong", data=(text + chr(0x1A)))