Radio frequency identification (RFID) technology is being applied to more industrial scenarios. Factors to consider when applying RFID include distance, speed, and data transmission rate. Radio freque
The kernel of nRF51822 is M0, FLASH is 256K, RAM is 16K, Bluetooth BLE4.0/4.2 (the new version of SDK supports 4.2) The kernel of nRF51802 is M0, FLASH is 256K, RAM is 16K, Bluetooth BLE4.0/4.2 (the n
Yesterday afternoon, I received the materials sent by Digi-Key Electronics and selected the STM32F429-DK, K210 and the ADPD188BI-ACEZR7 integrated optical module for smoke detection to participate in
I would like to ask you, the following figure is my op amp circuit. When it is powered on, without input, the output VOUT of the op amp pin 7 is not 0, but about -14V. Why is this? And the op amp gets
The NBM provides bidirectional 48V to 12V conversion in a package less than 3.3 cubic centimeters, supporting 98% peak efficiency at 750W of steady power and 1kW of peak power. With a switching freque