SHL — opcode $B6¶
SHL — ACC ← ACC << 1, bit 0 ← 0 (carry: ← old bit 7 (hardware only))
| Operands | Bytes | Microcode steps |
|---|---|---|
| — | 1 | 13 |
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