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ESP-12F ESP8266 WIFI MODULE
ESP-12F - WiFi Module
Overview
The ESP-12F is a WiFi module based on ESP8266, with built-in 32Mbit Flash, in the small SMD22 package. There're also onboard PCB antenna and metal shield. In short, it's a small form factor and fairly high cost effective WiFi module.
With the pre-flashed AT firmware, you can control the module through UART AT commands easily. The module integrates MCU inside, supports other developments like Lua/Micropython/Arduino to achieve flexible and fast prototyping, make it easy to integrate the module into IoT applications.
Features
- 802.11b/g/n Wi-Fi SOC
- Integrated Tensilica L106 ultra-low-power 32-bit micro MCU, run at 80 MHz and 160 MHz frequency, supports RTOS
- Built-in 1-ch 10 bit high precision ADC
- Supports UART/GPIO/ADC/PWM/I2C
- SMD22 package
- Integrated Wi-Fi MAC/ BB/RF/PA/LNA
- Supports multi sleep modes, deep sleep current as low as 20uA
- UART baudrate up to 4Mbps
- Embedded Lwip protocol stack
- Supports STA/AP/STA+AP operation mode
- Supports Smart Config (APP) / AirKiss (WeChat), one key networking
- Supports UART local firmware upgrade and/or remote firmware upgrade (FOTA)
- AT commands for getting started fast
- Supports secondary development, integrated Windows / Linux environment
ESP-12E ESP8266 WIFI MODULE
ESP-12E - WiFi Module
ESP-12E is a miniature Wi-Fi module present in the market and is used for establishing a wireless network connection for microcontroller or processor. The core of ESP-12E is ESP8266EX, which is a high integration wireless SoC (System on Chip). It features ability to embed Wi-Fi capabilities to systems or to function as a standalone application. It is a low cost solution for developing IoT applications.
ESP12E Pinout Configuration
The ESP-12E module has twenty two pins and we will describe function of each pin below.
Pin | Name | Description |
1 | RST | Reset Pin of the module |
2 | ADC | Analog Input Pin for 10-bit ADC (0V to1V) |
3 | EN | Module Enable Pin (Active HIGH) |
4 | GPIO16 | General Purpose Input Output Pin 16 |
5 | GPIO14 | General Purpose Input Output Pin 14 |
6 | GPIO12 | General Purpose Input Output Pin 12 |
7 | GPIO13 | General Purpose Input Output Pin 13 |
8 | VDD | +3.3V Power Input |
9 | CS0 | Chip selection Pin of SPI interface |
10 | MISO | MISO Pin of SPI interface |
11 | GPIO9 | General Purpose Input Output Pin 9 |
12 | GPIO10 | General Purpose Input Output Pin 10 |
13 | MOSI | MOSI Pin of SPI interface |
14 | SCLK | Clock Pin of SPI interface |
15 | GND | Ground Pin |
16 | GPIO15 | General Purpose Input Output Pin 15 |
17 | GPIO2 | General Purpose Input Output Pin 2 |
18 | GPIO0 | General Purpose Input Output Pin 0 |
19 | GPIO4 | General Purpose Input Output Pin 4 |
20 | GPIO5 | General Purpose Input Output Pin 5 |
21 | RXD0 | UART0 RXD Pin |
22 | TXD0 | UART0 TXD Pin |