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Ai Thinker ESP-12S ESP8266 WiFi Module
$2.2500
In stock
SKU
COM-03-061
Volume discounts:
- +50 4 % $2.1600
- +100 6 % $2.1100
- +300 8 % $2.0700
- +500 10 % $2.0200
- +1000 12 % $1.9700
Product Variations:
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![](data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48" width="48" height="48"></svg>)
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WeMos D1 Pro Mini ESP8266 Wi-Fi Development Board Previous 
Ai Thinker ESP-12S ESP8266 WiFi Module is an 802.11b/g/n Wi-Fi SOC designed for wireless communication projects. It includes an integrated Tensilica L106 ultra-low-power 32-bit micro MCU and supports RTOS. The module provides GPIO, ADC, PWM, UART, and I2C support for electronics and robotics development. It also integrates Wi-Fi MAC, BB, RF, PA, and LNA. This WiFi module supports multiple operating modes and firmware update options for development workflows.
Features of Ai Thinker ESP-12S ESP8266 WiFi Module
- 802.11b/g/n Wi-Fi support
- Integrated Tensilica L106 micro MCU
- Ultra-low-power operation
- GPIO, ADC, PWM, UART, and I2C support
- Integrated Wi-Fi MAC, BB, RF, PA, and LNA
- Multiple sleep modes
- AT commands support
- Secondary development support
Specifications of Ai Thinker ESP-12S ESP8266 WiFi Module
- 802.11b/g/n Wi-Fi SOC
- Integrated Tensilica L106 ultra-low-power 32-bit micro MCU
- 80 MHz frequency
- 160 MHz frequency
- RTOS support
- Built-in 1-ch 10 bit high precision ADC
- UART support
- GPIO support
- ADC support
- PWM support
- I2C support
- SMD16 package
- Integrated Wi-Fi MAC
- Integrated BB
- Integrated RF
- Integrated PA
- Integrated LNA
- Multi sleep modes support
- Deep sleep current as low as 20uA
- UART baudrate up to 4Mbps
- Embedded Lwip protocol stack
- STA operation mode
- AP operation mode
- STA+AP operation mode
- Smart Config (APP) support
- AirKiss (WeChat) support
- One key networking support
- UART local firmware upgrade support
- Remote firmware upgrade (FOTA) support
- AT commands support
- Secondary development support
- Windows environment support
- Linux environment support
How to Use Ai Thinker ESP-12S ESP8266 WiFi Module
- Connect the module to your development circuit.
- Use AT commands or a secondary development environment.
- Configure the required UART, GPIO, ADC, PWM, or I2C functions.
- Select the needed operation mode.
- Apply local UART firmware upgrade or remote FOTA when needed.
More Info
- Compatible with ESP-12E and ESP-12F versions.
- FCC, CE, and RoHS certified.
- ESP-12F related information is included.
| MCU/SoC | Tensilica L106 |
|---|---|
| Product Family | ESP8266 |
| Architecture | Tensilica L106 32-bit |
| CPU Cores | 1 |
| Clock Speed (MHz) | 80 MHz / 160 MHz |
| Flash | 4 MB |
| SRAM | 160 KB |
| GPIO Pins | 9 |
| SPI interface Pins | 1 |
| I2C interface Pins | 1 |
| UART interface Pins | 1 |
| USB Ports | No |
| CAN Bus Support | No |
| Ethernet Support | No |
| ADC Channels | 1 |
| PWM Channels | PWM |
| Operating Voltage (V) | 3.3V |
| GPIO Voltage (V) | 3.3V |
| GPIO Current (mA) | 12 mA |
| Sleep Current (µA) | 20 uA |
| Wireless | Wi-Fi |
| Form Factor | SMD16 |
| IDE Support | Linux, Windows |
| Input Voltage (V) | 3.0V - 3.6V |
| Antenna Type | Internal Antenna |
| Bluetooth Ver. | No |
| Wireless Protocol | 802.11 b/g/n |
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