How many pins are present in the ESP8266 WiFi module?

The ESP8266 has 17 GPIO pins (0-16), however, you can only use 11 of them, because 6 pins (GPIO 6 – 11) are used to connect the flash memory chip.

How many pins does a WiFi module have?

Explanation: The ESP8266 WiFi Module has 8 pins which includes the GPIO-0, GPIO-1, RX, TX, Vcc, GND and CH_EN. All these pins have very specific functions and input patterns which need to be connected in perfect order in order for the module to function properly.

How many bit is ESP8266?


ESP-01 module by Ai-Thinker with ESP8266EX SoC
Manufacturer Espressif Systems
Type 32-bit microcontroller
CPU Tensilica Diamond Standard 106Micro (aka. L106) @ 80 MHz (default) or 160 MHz
Memory 32 KiB instruction, 80 KiB user data

What is ESP in WiFi?

ESP-WIFI-MESH is a wireless communication network with nodes organized in a mesh topology using the simultaneous AP-STA feature on Espressif SoCs. The network topology of ESP-WIFI-MESH can scale up to 1000 nodes in large areas, without requiring any specific Wi-Fi infrastructure support. …

Why ESP8266 is used?

The ESP8266 module enables microcontrollers to connect to 2.4 GHz Wi-Fi, using IEEE 802.11 bgn. It can be used with ESP-AT firmware to provide Wi-Fi connectivity to external host MCUs, or it can be used as a self-sufficient MCU by running an RTOS-based SDK.

How much power does ESP8266 use?

The ESP8266 power consumption is between 15µA and 400mA depending on different use cases.

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How do I know if my ESP8266 is working?

Testing the ESP8266 WiFi Module

Open the Serial Monitor window from the Arduino IDE and change the following settings at the bottom of the Serial Monitor window: Both NL & CR – send both a newline and carriage return character at the end of a command. 115200 baud – baud rate of communication set to 115200.

Wireless connection