Changes
Z80
,/* Internal state */
|-
| IM (Interrupt Mode) || 2-bit || Specifies the interrupt mode (0, 1, or 2) || Controls how interrupts are handled:
* IM 0: External devices provide an opcode to execute(most likely an RST instruction)
* IM 1: Fixed vector at 0038h
* IM 2: Vector provided by I register and external data
