Ai-Thinker ESP-12S

The core processor of the ESP-12S WiFi module, the ESP8266, integrates the industry-leading Tensilica L106 ultra-low-power 32-bit MCU in a compact package, featuring a 16-bit reduced mode, clock speeds of 80MHz and 160MHz, RTOS support, and integrated Wi-Fi MAC/BB/RF/PA/LNA. The ESP-12S WiFi module supports the standard IEEE802.11 b/g/n protocol and a complete TCP/IP stack. Users can use this module to add networking capabilities to existing devices or build standalone network controllers. The ESP8266 is a high-performance wireless SOC that delivers maximum utility at the lowest cost, offering unlimited possibilities for embedding WiFi functionality into other systems. The ESP8266 is a complete, self-contained WiFi networking solution capable of operating independently or as a slave alongside another host MCU. When the ESP8266 hosts the application and serves as the sole application processor in the device, it can boot directly from external flash memory. The built-in cache memory helps improve system performance and reduce memory requirements. Alternatively, when the ESP8266 handles wireless internet access as a WiFi adapter, it can be added to any MCU-based design with straightforward connectivity via SPI/SDIO or I2C/UART interfaces. The ESP8266's powerful on-chip processing and storage capabilities allow it to integrate sensors and other application-specific devices through GPIO pins, minimizing upfront development effort and runtime system resource usage.

• Smallest 802.11b/g/n Wi-Fi SOC module
• Built-in Tensilica L106 ultra-low-power 32-bit MCU, supports 80MHz and 160MHz clock frequency, RTOS-compatible
• Built-in 1-channel 10-bit high-precision ADC
• Supports UART/GPIO/ADC/PWM/IIC interfaces
• SMD-16 package
• Integrated Wi-Fi MAC/BB/RF/PA/LNA
• Multiple sleep modes supported, deep sleep current as low as 20uA
• Serial baud rate up to 4Mbps
• Embedded Lwip protocol stack
• Supports STA/AP/STA+AP operating modes
• Supports Smart Config (APP)/AirKiss (WeChat) one-click provisioning for Android and iOS
• Supports local serial port OTA and remote firmware upgrade (FOTA)
• Standard AT commands for quick start
• Supports secondary development with integrated Windows and Linux development environments