POPR — opcode $08¶
POPR Rn — R1++; Rn.lo ← [R1]; R1++; Rn.hi ← [R1]. Operand byte = n<<4 (high nibble)
| Operands | Bytes | Microcode steps |
|---|---|---|
| Rn | 2 | 10 |
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