In recent years, hybrid vehicles and electric vehicles have been required to meet the following two requirements:① To achieve high output and high efficiency of the motor drive system, high voltage
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As we all know, with the development of chips, a 12-inch wafer is almost worth every inch of land, and a chip the size of a fingernail is worth hundreds or even thousands of yuan. Converted into the s
Serial communicationPCBA1 and PCBA2 are connected via serial communication. There are four wires, namely 4.2V from PCBA1 charging IC (to charge the lithium battery of PCBA2), GND, TX, and RX.The appli