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Hi,
I am trying to get the SMS number of Sim800l but the function is not working.
All the other function are OK
the code is simple ::::
String SMSBody, SMSNum
.
.
void loop()
.
byte inde…
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Hi,
I can use MQTT with ESP32 with this library. My board is TTGO T-Call.
The problem is sometimes the AT command to connect take a long time to response so it affects my other loop to check the s…
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Hi,
I am currently connecting a SIM800L to an ESP32 s3 using pins rx: 18, tx: 17
and running this code:
from machine import UART
id = 1
gsm = UART(id, 115200)
Result:
Guru Meditation Erro…
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Hello, I am trying to read the URC message (ALARM RING, +CMTI) sent back by the modem to detect some events. I managed to detect the reception of the message with the RING pin, but I can't find a solu…
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Hi,
I would like to use GSM (GPRS) network in my project.
Plain unencrypted HTTP/MQTT is not problem, but I want to use SSL.
I found some examples of HTTPS with SIM800, but no MQTTS.
Is poss…
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SIM800L supports General Packet Radio Service (GPRS) for connecting to the internet with HTTP. The module has built in TCP/IP stack that can be accessed with AT commands. This can be very handy for pe…
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Hello,
I have LilyGo-SIM800L-IP5306-20200811
Whenever I insert a charged battery the board start to run.
I want to be able to stop the discharge from the battery to save its life.
I tried by SW …
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When ESP32 is connected to computer via data USB cabel, if we push Stop/Restart backend button on Thonny IDE then content of ESP32 is not shown, COMM port is disconnected. Bug is that this can be con…
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Hello, great job for this library, it's the only one i play with which answer easily my basic needs: handle incoming call (get phone number), handle incoming sms (getting senderNo and message) and mak…
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The default 2G modem on the ZeroPhone, SIM800L, runs a firmware on its Mediatek CPU - the firmware performs low-level GSM tasks, as well as interfaces through UART using AT commands. The firmware is u…