CAJ | 학술논문

为满足南极科考和南极天文观测对帧转移科学级CCD探测器的迫切需求，设计完成了基于STM32单片机的时钟驱动电路。首先介绍了CCD－57的帧转移时序特点，并在此基础上，实现了时序电路以及驱动电路的设计，以及设计了基于STM32单片机的用来生成时序的算法。最后介绍了实际测试的结果。测试表明在低速读出的情况，设计能很好的满足CCD的时序控制要求，利用介绍的控制方式，能灵活调整CCD的读出速度。相比同类应用下的基于FPGA的时钟驱动电路，本设计具有方便，低成本，低功耗，可靠的优势。
위만족남겁과고화남겁천문관측대정전이과학급CCD탐측기적박절수구，설계완성료기우STM32단편궤적시종구동전로。수선개소료CCD－57적정전이시서특점，병재차기출상，실현료시서전로이급구동전로적설계，이급설계료기우STM32단편궤적용래생성시서적산법。최후개소료실제측시적결과。측시표명재저속독출적정황，설계능흔호적만족CCD적시서공제요구，이용개소적공제방식，능령활조정CCD적독출속도。상비동류응용하적기우FPGA적시종구동전로，본설계구유방편，저성본，저공모，가고적우세。
In order to meet the requirements of the Antarctic expedition and Antarctic astronomical observation , a clock drive circuit is designed which is based on a STM 32 to control a scientific grade CCD chip in frame transfer mode .In this paper , the time sequence of CCD -57 is introduced , and the design of drive circuit has realized , a time sequence generator based on STM 32 MCU is designed .At the end of this paper a test is given which shows that the design meets the demand of the CCD timing at low readout speed .The design has the ad-vantages of convenience , low-cost , low power consumption and reliability .