The use of the ESP8266 in the world of IoT

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By vmanne
#30900 Hi,

Newbie here.

I'm wondering if I can send AT commands to another IC such as an ELM chip using ESP8266 chip.
I know I can control sensors and other ON/OFF based ciruits, however, Can I send a AT command set on the TX/RX pins of ESP chip over to another IC/microcontroller?