The STM32F3xx series is a highly integrated and easy-to-develop 32-bit MCU that integrates a 32-bit ARM Cortex-M4 core with DSP and FPU instructions and an operating frequency of 72MHz, advanced analo...
Event details: [Anxinke NB-IoT development board EC-01F-Kit]Updated to 2021-12-11Evaluation report summary:@kit7828[Anxinke NB-IoT Development Board EC-01F-Kit] 1. Unboxing and Hardware Appreciation@秦...
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A circuit was originally designed to test the size of AC current. The design value is 5A maximum, with multiple ranges. The range switching is performed through the MOS tube IRF540. The Ids of this tu...
Note: Dual color temperature dimming is mainly achieved by changing the capacitance of C1 and C2, which results in different delays in VDD power-on time. Multiple capacitors are increased in sequence ...