Testing Xilinx XC4000 configurable logic blocks with carry logic modules

被引:3
作者
Sun, XL [1 ]
Xu, J [1 ]
Trouborst, P [1 ]
机构
[1] Univ Alberta, Dept Elect & Comp Engn, Edmonton, AB T6G 2G7, Canada
来源
2001 IEEE INTERNATIONAL SYMPOSIUM ON DEFECT AND FAULT TOLERANCE IN VLSI SYSTEMS, PROCEEDINGS | 2001年
关键词
D O I
10.1109/DFTVS.2001.966774
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
This paper presents a novel built-in self-rest (BIST) scheme for configurable logic blocks (CLBs) of Xilinx XC4000 field programmable gate arrays (FPGAs). The test of the dedicated carry logic module (CLM) within a CLB is included for the first time, A minimum of eight CLB rest configurations is given. A centralized BIST architecture supports the single stuck-at fault rest of the CLM and the whole CLB. The scheme is also capable of locating any faulty CLBs with the maximum diagnostic resolution, two adjacent CLBs.
引用
收藏
页码:221 / 229
页数:9
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