Home > Arduino Sketch, Exploring Ideas, Hardware testing, Internet of Things > ESP-201 an ESP8266 breadboard friend

ESP-201 an ESP8266 breadboard friend

To plug the ESP-201 in the breadboard is necessary to remove the 4 pin connector from the botton of the board and install it in the component side.




A quick pinout reference to start the wiring:


Note: GPIO9 and GPIO10 are connected to the FLASH memory (may be unusable). Here is a “surgery” procedure to use them: ESP-201 board modification

First experiment sending the analog value from A0 to ThingSpeak:



Experimenting with different antennas:


Best results with the external antenna (the metal one):




Experimenting with Deep Sleep:

In progress….SEP-201_DS_Wiring

Boot Modes

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