INVA — opcode $B5¶
INVA — ACC ← ~ACC (DATA function with -AC-LD-INV) (carry: unchanged)
| Operands | Bytes | Microcode steps |
|---|---|---|
| — | 1 | 7 |
One column per microcode step. The control lines are read from the microcode image; the address bus, data bus and registers at the bottom are a model. How to read the diagrams · the instruction set