Logic level conversion circuit; RF-BM-S01 low power consumption Bluetooth module; Default baud rate: 9600 8N1; Soc: CC2540; 2.4GHz ISM band; GFSK; 40 channels, 2 MHz, 3 fixed broadcast channels, 37 adaptive auto frequency hopping data channels; Physical layer Bluetooth RF dual mode device; Output power adjustment (-23dBm~4dBm); High gai receiving...
This module based on Nordic nRF24L01, highly integrated, ultra-low power (ULP) 2Mbps RF transceiver for the 2.4GHz ISM (Industrial, Scientific and Medical) band. Nordic nRF24L01+ integrates a complete 2.4GHz RF transceiver, RF synthesizer, and baseband logic including the Enhanced ShockBurst™ hardware protocol accelerator supporting a high-speed SPI...
The NodeMcu is an open-source firmware and development kit that helps you to prototype your IOT product within a few Lua script lines.