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3V-5V Bi-Directional Logic Level Converter
This board has one (1) on-board relay which can switch up to 7amps
when assembled together
The ESP8266 has powerful onboard processing and storage capabilities that allow it to be integrated with the sensors and other application-specific devices through its GPIOs with minimal development up-front and minimal loading during runtime
static RAM of 1 KB and EEPROM of 512 Bytes
Steval Bluemic 1 Evaluation Board pulse sensor 3V-5V Bi-Directional Logic Level ConverterSteval Bluemic 1 Evaluation Board The STEVAL BLUEMIC 1 Evaluation Board incorporates an ultra low power Bluetooth SMART Application Processor that meets the requirements of BT specification v4. 2. This board has a complete SW development kit, including the Bluetooth low energy stack, necessary drivers for audio and inertial data acquisition, and documentation. The STEVAL BLUEMIC 1 is engineered for developing Bluetooth audio applications that demand