Conditional jump instructions

Published: 21 April 2018
on channel: Ben Eater
334,422
8.2k

In this video we program the microcode of the 8-bit breadboard computer so that it supports two conditional jump instructions: JC (jump carry) and JZ (jump zero). We also test out these new instructions and write several programs using them.

Code from this video: https://github.com/beneater/eeprom-pr...
Matthew's Patreon post with clever self-modifying code:   / how-to-make-16240529  
Intel x86 developers guide (4800 pages! CMP instruction is on p.726): https://software.intel.com/sites/defa...

More 8-bit computer: https://eater.net/8bit
Support me on Patreon:   / beneater  

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