液晶与显示
液晶與顯示
액정여현시
Chinese Journal of Liquid Crystals and Displays
2015年
6期
972-978
,共7页
极紫外相机%电控单元%FPGA
極紫外相機%電控單元%FPGA
겁자외상궤%전공단원%FPGA
extreme ultraviolet camera%electronic control unit%FPGA
为了实现对极紫外相机控制及管理功能，设计并实现了一种基于 FPGA 的电控单元。该系统以 FPGA 为核心，经过 RS-422接口与信号处理子系统进行通讯，通过 LVDS 接口接收信号处理子系统发送的科学数据，与 CPU 之间通过数据总线进行通讯。为了提高电控单元的可靠性，在设计过程中采用了抗辐照设计和交叉备份的冗余设计。通过极紫外相机电控单元的测试和试验验证表明：极紫外相机电控单元的功能和性能满足指标要求，为极紫外相机在轨取得圆满成功的结果起到了重要作用。
為瞭實現對極紫外相機控製及管理功能，設計併實現瞭一種基于 FPGA 的電控單元。該繫統以 FPGA 為覈心，經過 RS-422接口與信號處理子繫統進行通訊，通過 LVDS 接口接收信號處理子繫統髮送的科學數據，與 CPU 之間通過數據總線進行通訊。為瞭提高電控單元的可靠性，在設計過程中採用瞭抗輻照設計和交扠備份的冗餘設計。通過極紫外相機電控單元的測試和試驗驗證錶明：極紫外相機電控單元的功能和性能滿足指標要求，為極紫外相機在軌取得圓滿成功的結果起到瞭重要作用。
위료실현대겁자외상궤공제급관리공능，설계병실현료일충기우 FPGA 적전공단원。해계통이 FPGA 위핵심，경과 RS-422접구여신호처리자계통진행통신，통과 LVDS 접구접수신호처리자계통발송적과학수거，여 CPU 지간통과수거총선진행통신。위료제고전공단원적가고성，재설계과정중채용료항복조설계화교차비빈적용여설계。통과겁자외상궤전공단원적측시화시험험증표명：겁자외상궤전공단원적공능화성능만족지표요구，위겁자외상궤재궤취득원만성공적결과기도료중요작용。
In order to control and manage extreme ultraviolet camera,the electronic control unit based on FPGA is designed.This system adopts FPGA as processing and control core.It communicates with signal processing subsystem through RS-422 and receives science data with LVDS.It communi-cates with CPU through data bus.The radiation-hardened and cross backup redundancy design is adopted in order to improve the reliability of the system.The electronic control unit tests for extreme ultraviolet camera show that the function and performance of extreme ultraviolet camera are qualified. It plays an important role for extreme ultraviolet camera in-orbit operation.
