发明申请
US20050204233A1 System-on-chip (SOC) having built-in-self-test circuits and a self-test method of the SOC
有权
具有内置自检电路的片上系统(SOC)和SOC的自检方法
- 专利标题: System-on-chip (SOC) having built-in-self-test circuits and a self-test method of the SOC
- 专利标题(中): 具有内置自检电路的片上系统(SOC)和SOC的自检方法
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申请号: US11066585申请日: 2005-02-25
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公开(公告)号: US20050204233A1公开(公告)日: 2005-09-15
- 发明人: Jong-Chul Shin , Jong-Ho Kim , Hae-Young Rha , Kee-Won Joe
- 申请人: Jong-Chul Shin , Jong-Ho Kim , Hae-Young Rha , Kee-Won Joe
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 优先权: KR2004-12991 20040226
- 主分类号: G01R31/28
- IPC分类号: G01R31/28 ; G06F11/00 ; H01L21/66 ; H01L21/822 ; H01L27/04
摘要:
A system-on-chip (SOC) having built-in-self-test (BIST) circuits and a self-test method of the SOC are provided. The SOC having the BIST circuits includes intellectual property (IP) blocks having BIST logic circuits and a BIST control unit. The BIST logic circuit operates in a normal or a test mode in response to control data received through a system bus, and outputs test result data in the test mode. The BIST control unit tests the IP blocks by transferring the control data, a command signal, test pattern data, and test address signals to the BIST logic circuit through the system bus, and compresses and stores the test result data received through the system bus in the test mode.
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