Data Sheet

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Appendix
I. Appendix - Pin List
For detailed pin information, please see ESP8266 Pin List.
Digital Die Pin List
Buffer Sheet
Register List
Strapping List
📖 Notes:
INST_NAME refers to the IO_MUX REGISTER defined in eagle_soc.h, for example MTDI_U refers
to PERIPHS_IO_MUX_MTDI_U.
Net Name refers to the pin name in schematic.
Function refers to the multifunction of each pin pad.
Function number 1 ~ 5 correspond to FUNCTION 0 ~ 4 in SDK. For example, set MTDI to GPIO12
as follows.
- #define󰐇FUNC_GPIO12󰐇󰐇3󰐇//defined󰐇in󰐇eagle_soc.h
- PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTDI_U,FUNC_GPIO12)
Espressif
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2017.04