Boundary scan
Boundary scan is a method for testing interconnects on printed circuit boards or sub-blocks inside an integrated circuit. Boundary scan is also widely used as a debugging method to watch integrated circuit pin states, measure voltage, or analyze... Wikipedia
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How does a boundary scan work?
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Which is also known as boundary scan?
Boundary scan is a method for testing interconnects on PCBs and internal IC sub-blocks. It is defined in the IEEE 1149.1 standard. In boundary scan test, ...