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Has anyone tried to do FOTA on ESP32 connected to 4G radio A7670? Please note that ESP32 does not have access to any wifi access point. It need to do […]
Hello @hereI’m designing a board with computer vision capability around an ESP32-S3.Also with 4G(LTE) connectivity. I want to use SIM A7670c chip for the connectivity. I need help to implement […]
Good day everyone, I’m exploring GPRS modules for embedded Linux. Many vendors offer modules with built-in TCP/IP stacks. Since embedded Linux usually has its own TCP/IP stack and uses PPP […]
Hello, I have a mobile unit that I want to use to upload and receive data from a database like Firebase. Since Wi-Fi is not an option, I am considering […]
Good day devs, I tried integrating a SIM800 module with FreeRTOS for a small start up. I plan to use HAL_UART functions with a timeout mechanism for UART communication, but […]
Hi everyone, I’m designing a custom GPRS module board with esp32 and I’ve chosen the EC200U GPRS module, I want to know the basic pin mapping and operational modes of […]
Forums are designed to help DevHeads community members come to quick resolution on a variety of systems integration topics. These differ from the #seeking-collabs (find a professional dev who can […]
Please who has connected to AWS iot core using A7670E specifically?? I’m facing +CMQTTCONNECT: 0,34 error AT+CMQTTCONNECT=0,”tcp://xxxxx:8883″,60,1 +CMQTTCONNECT: 0,34
Hi everyone, I’m designing a custom GPRS module board with esp32 and I’ve chosen the EC200U GPRS module, I want to know the basic pin mapping and operational modes of […]
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