ESP-01¶
Pinout¶
Default system features¶
The default configuration includes those major features. They are all
initialized by sys_start()
at the startup of the application.
- Console.
- File system.
- Debug shell.
Drivers¶
Supported drivers for this board.
Library Reference¶
Read more about board specific functionality in the ESP-01 module documentation in the Library Reference.
Memory usage¶
Below is the memory usage of two applications:
- The minimal-configuration application is configured to only include the bare minimum of functionality for the low level kernel to run. That is, the thread scheduler and system tick.
- The default-configuration application is built with the default configuration, including a lot more functionality. See the list of Default system features above for a summary.
Application | Flash | RAM |
---|---|---|
minimal-configuration | 269288 | 35732 |
default-configuration | 306728 | 55176 |
Default configuration¶
Default Standard Library configuration.
Homepage¶
Flashing¶
- Connect VCC to 3.3 V and GND to ground.
- Connect GPIO0 to GND.
- Connect EN/CHPH to 3.3 V.
- Turn on the power.
- Upload the software to Flash using esptool.
Boot from flash¶
- Connect VCC to 3.3 V and GND to ground.
- Connect GPIO0 to 3.3 V.
- Connect EN/CHPH to 3.3 V.
- Turn on the power.