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Tutorial, December 28, 2021 - 6:27pm, 2267 views

Is your device not getting ^SISR: URCs when you receive socket data? Odds are that you did, but only read a portion of the data available. Until the full data from the socket is read, the module will not produce a new URC upon new data being recieved. Some visual examples from AT commands and an example of a full SISR reader in C are attached.

Assumes the use of the AT command Reader used in the linked post:

Download File sisr_urcs.pptx (pptx | 620.59 KB)
Download File readloop.txt (txt | 1.59 KB)


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