【摘要】 以水下记录仪为例,从硬件和软件两方面研究了基于STM32L系列微控制器的低功耗设计技术及本仪器所采用的方法。对系统组成及功能进行分析的基础上,设计了记录仪的低功耗策略。在硬件方面选用低功耗、高效率器件,并采用供电控制方法。在软件方面采用层次化、标准化的软件架构,减少代码冗余量。最后通过电压和电流对照实验,证明了本系统低功耗设计的有效性。更多还原

【Abstract】 In the paper,taking the underwater recorder as an example,the low-power consumption technologies and methods in hardware and software based on STM32 Lseries microcontroller are researched.Based on the system composition and function analysis,the lowpower strategy is achieved.In the hardware,the low power and high efficiency components are adopted,and the power supply control method is used.In the software,the hierarchical and standardized architecture is used to reduce the redundancy codes.Finally,the control experiment of voltage and current proves the effectiveness of the low-power consumption design.更多还原