Search found 5 matches

by pydevelop
Thu Aug 17, 2017 10:27 pm
Forum: Showcase
Topic: ESP32 with GSM modem - PPP over Serial (PPPoS) client example
Replies: 18
Views: 6509

Re: ESP32 with GSM modem - PPP over Serial (PPPoS) client example

yes, i understand you. my pure AT trying only for multi-task problem solve - no more. if pppos will worked in future as real multi-task - it is nice and i swith back my project to pppos.
by pydevelop
Wed Aug 16, 2017 10:13 am
Forum: Showcase
Topic: ESP32 with GSM modem - PPP over Serial (PPPoS) client example
Replies: 18
Views: 6509

Re: ESP32 with GSM modem - PPP over Serial (PPPoS) client example

add some check commands for more stable connections and increase mutex delay in main code. sometimes server return 500 error, but gsm show 200 answer
by pydevelop
Tue Aug 15, 2017 8:41 am
Forum: Showcase
Topic: ESP32 with GSM modem - PPP over Serial (PPPoS) client example
Replies: 18
Views: 6509

Re: ESP32 with GSM modem - PPP over Serial (PPPoS) client example

I replace libGSM as pure gsm module (without pppoe protocol, based only on modem http functional) and cores return, but sometimes modem not connected and second problem fast post from main task - need queue, xSemaphoreTakeFromISR and xSemaphoreGiveFromISR not give required result (perhaps my semapho...
by pydevelop
Fri Aug 11, 2017 11:00 am
Forum: Showcase
Topic: ESP32 with GSM modem - PPP over Serial (PPPoS) client example
Replies: 18
Views: 6509

Re: ESP32 with GSM modem - PPP over Serial (PPPoS) client example

Hi all, Problem with libGSM as two core module. 0 core busy under main task on uart0 and 1 core work pppos client on uart1, but periodicaly libGSM busy both cores, it appears on long operations and weak communication. libGSM use xTaskCreate, we replace with xTaskCreatePinnedToCore and "XXXX&quo...

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