JSR — opcode $04¶
JSR addr — push PC (hi at [R1], R1−−, lo at [R1], R1−−); PC ← addr
| Operands | Bytes | Microcode steps |
|---|---|---|
| addr | 3 | 28 |
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