This page describes the following instruction:
- Group: PAIR
- Mnemonic: pj
- Opcode: 251d, FBh
- Encoding: 1_111_1011b (PAIR_SRC_DST)
- Pseudo-code: pc=pir
- P:PARALLEL J:JUMP
- Source is the Parallel Input register (PIR).
- Set the Program Counter to source.
The 'P' source is a data byte received on the parallel bus. See Device Communication for how this works. The 'J' destination takes the source value as the target offset of an unconditional jump to within the current code page. See In-Page Branching for more on this.