an efficient soc test technique by reusing on/off-chip bus bridge adviser: chao-lieh chen student:...
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An Efficient SoC Test Technique by Reusing On/Off-Chip Bus Bridge
Adviser:Chao-Lieh Chen
Student: Shih-Hao Lin 0052802Yi-Ming Huang 0052811Keng-Chih Liu 0052810
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Outline
Introduction Proposed TAM for AMBA-based SOC Proposed Test-Access Architecture On/Off-Chip Bus Bridge With Test Controllability Operation of the TR-Bridge Project Schedule Division of work
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Introduction
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Proposed TAM for AMBA-based SOC
The main contribution of our technique is to reuse the on/off chip bus bridge as a test interface during the test mode.
The AHB master component on the bridge is reused as an interface between the ATE and the chip under test, and then, the ATE acts as a virtual bus master.
By utilizing the functional buses as dedicated test paths and eliminating the bus-direction turnaround delays.
In this paper, the bridge with the test controllability is referred to as a test-ready bridge.
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Proposed Test-Access Architecture
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On/Off-Chip Bus Bridge With Test Controllability
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On/Off-Chip Bus Bridge With Test Controllability
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Operation of the TR-Bridge
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Project
Midterm project
AHB bus
Final project
Hybrid Test Interface Controller
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Schedule
Date Progress Date Progress
10/25 Propose paper 12/06 Implement final project
11/01 Implement midterm project 12/13 Implement final project
11/08 Simulation 12/20 Simulation
11/15 Implement final project 12/27 Test final project
11/22 Implement final project 01/03 Test final project
11/29 Implement final project 01/10 Demo result
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Division of work
Shih-Hao Lin 撰寫程式實現 HTIC區塊 Yi-Ming Huang 撰寫程式實現 AHB Master區塊 Keng-Chih Liu 搜尋實現過程中之相關資訊
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Q:
TIC and HTIC difference Functional test V.S. Structural test Test Stimuli
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TIC and HTIC difference(1/2)
AMBA™ Specification (Rev 2.0)
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TIC and HTIC difference(2/2)
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Functional test V.S. Structural test
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Test Stimuli
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