Tag
vector-table
- Mar 16, 2026 Where the Reset Vector and Initial Stack Pointer Come From Why the first two words of a firmware image are read by hardware before any instruction executes, how the vector table is indexed, and what breaks when the table moves. embedded systems
- Aug 21, 2025 What the Hardware Does Between an Interrupt and Its Handler The stacked frame, the link register value that redirects the return, and the chaining shortcuts that make back-to-back interrupts cheap. embedded systems
- Mar 19, 2025 What a Bootloader Must Establish Before Jumping to an Application The register values, memory layout, and validation a bootloader owes an application image, and why the transfer has to be a tail branch rather than an ordinary call. embedded systems
- Jan 10, 2023 Relocating the Vector Table and Running It from RAM How the table base register changes where exceptions dispatch, why a misaligned base fails silently, and what a writable copy of the table enables. embedded systems