آر اف (فرکانس رادیویی) و بی‌سیم ماژول‌ فرستنده‌گیرنده و مودم آر اف

Product Attributes

Introduction

Built-in Tensilica L106 ultra-low-power 32-bit MCU, operating frequency up to 80MHz and 160MHz, RTOS support; built-in TCP/IP protocol stack; built-in 1-channel 10-bit high-precision ADC; interfaces include HSPI, UART, I2C, I2S, infrared remote control, PWM, GPIO; deep sleep current 20uA, power-off current less than 10uA; wake-up time 2ms; power consumption 1.0mW (DTIM3 and standby state).

Supports 802.11 b/g/n/e/i; supports three modes: Station, SoftAP, and SoftAP + STA; supports Wi-Fi Direct (P2P); supports hardware acceleration for CCMP (CBC-MAC, counter mode), TKIP (MIC, RC4), WAPI (SMS4), WEP (RC4), and CRC; P2P discovery, P2P GO mode/GC mode, and P2P power management; WPA/WPA2 PSK and WPS; supports 802.11i security: pre-authentication and TSN; supports 802.11n (2.4 GHz); 802.1h/RFC1042 frame encapsulation; seamless roaming support; supports AT remote upgrade and cloud OTA upgrade; supports Smart Config for Android and iOS devices.

2× UART; 1× I2C; 1× I2S; 11× GPIO; module dimensions: 12.3mm x 20mm x 3mm

Serial transparent transmission; WiFi probe; smart socket/smart LED lighting; mesh network; sensor network; wireless location identification; wireless positioning system beacon; industrial wireless control.

The ESP-M2 WiFi module is built on the high-performance ESP8266 chip. This compact chip integrates an enhanced Tensilica L106 Diamond Series 32-bit core CPU and SRAM. As a result, the ESP8266 features full Wi-Fi functionality and can be used as a standalone device or as a slave device alongside another host CPU. When operating as a slave, the ESP8266 can boot from on-board flash memory. The built-in cache not only helps improve system performance but also optimizes the memory subsystem. Furthermore, via SPI/SDIO or I2C/UART interfaces, the ESP-M2 WiFi module can serve as a Wi-Fi adapter for use in other MCU-based designs.

The ESP-M2 WiFi module supports the standard IEEE 802.11 b/g/n/e/i protocol and a complete TCP/IP stack. Users can leverage it to add Wi-Fi capability to existing devices or treat it as a standalone network controller. In summary, the ESP-M2 module delivers a wide range of possibilities at an optimal price point.

Applications

• Serial transparent transmission
• Wi-Fi probe
• Smart socket / smart LED lighting
• Mesh network
• Sensor network
• Wireless location identification
• Wireless positioning system beacon
• Industrial wireless control