tessent mbist setting

原创已于 2024-05-24 17:50:31 修改 · 647 阅读

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于 2024-04-30 11:17:00 首次发布

文章描述了一组关于内存实例选项的设置，包括物理集群重置内存组、BIST测试参数（如最大步骤数、内存数等）、控制器算法选择和内存接口观察逻辑等。

memory group setting

get_memory_instance_options [get_memory_instance [list \
                                                    ]
                            ] -physical_cluster_override mem_grp

default SPEC setting

set_defaults_value    DftSpecification/MemoryBist/max_steps_per_controller 2
set_defaults_value    DftSpecification/MemoryBist/max_memories_per_step    4
set_defaults_value    DftSpecification/MemoryBist/max_power_per_step       500
set_defaults_value    DftSpecification/MemoryBist/max_test_time_per_controller    500ms
set_defaults_value    DftSpecification/MemoryBist/ControllerOptions/algorithm    SmarchCHKBvcd
set_defaults_value    DftSpecification/MemoryBist/ControllerOptions/extra_algorithms [list SMARCH]
set_defaults_value    DftSpecification/MemoryBist/ControllerOptions/comparator_location per_interface 
set_defaults_value    DftSpecification/MemoryBist/MemoryInterfaceOptions/observation_xor_size    8
set_defaults_value    DftSpecification/MemoryBist/MemoryInterfaceOptions/scan_bypass_logic    sync_mux