- Interrupts have been an important part of computers since the mid-1950s, providing a mechanism to interrupt a program’s execution. Interrupts allows the computer to handle time-critical tasks such as I/O device operations. In this blog post, I look at the interrupt features in the Intel 8086 (1978) and how they are implemented in silicon, a combination of interesting circuitry and microcode.
- Star Tales - Vulpecula (ianridpath.com)
A constellation introduced by the Polish astronomer Johannes Hevelius in his star catalogue of 1687. In his Firmamentum Sobiescianum star atlas published posthumously in 1690 he depicted it as a double figure of a fox, Vulpecula, carrying in its jaws a goose, Anser. Since then the goose has flown (or been eaten), leaving just the fox.