3 ms·
Are these fuses extremely small? I would assume they’re easy to bypass otherwise.
by camgunz 6y ago
Are these fuses extremely small? I would assume they’re easy to bypass otherwise.
- wutbrodo 6y agoFrom the beginning of the article: > It’s theoretically possible to physically modify the SoC and replace the fuses, but it’s so prohibitively invasive and expensive that it’s not a real option.
- camgunz 6y agoYeah I read that but, I wanted to know why.
- mlyle 6y agoThey are produced by lithography and are on the actual die of the system-on-chip that contains the processor. I believe they're IBM's eFUSE technology on Tegra, but antifuses have been used for similar purposes: https://www.semanticscholar.org/paper/IBM-System-z9-eFUSE-applications-and-methodology-Rizzolo-Foote/874d3974a4a8b3d3214fc30d132e07581701d915/figure/0 https://www.semanticscholar.org/paper/IBM-System-z9-eFUSE-ap...