Esp8266 Esp-01 Datasheet __hot__ -
Look at the back of the PCB. The -01S has a single blue LED visible, and a small 10K resistor network.
The ESP-01 module features 8 interface pins in a dual-in-line arrangement. Understanding these pins is crucial for power, programming, and operation. esp8266 esp-01 datasheet
Place the 100µF capacitor close to the ESP-01 pins to smooth the current spikes. Look at the back of the PCB

