An ESP8266 Real Time Clock (RTC) from the Appendix (8.2) of the ESP8266 SDK Programming Guide EN v1.1.0
- Build and setup the toolchain if required. I used pfalcon's repository as recommended; and did a seperated build.
make
make flash
- Observe the serial output using a baud rate of 115200.
The SDK Programming Guide can be found in <toolchain root>/sdk/document