Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

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By rudy
#68327
Additionally I came to know that the 6 extra pins for ESP12E/F can be used to add SD card. Could anyone please put some light on this aspect as well. In this way I can save 4 IOs.


Those are used for the program flash. Not to be use for an SD card as well.