Stereo System User Manual

A - 300 DSP96002 USER’S MANUAL MOTOROLA
RTS Return from Subroutine RTS
Instruction Fields:
None.
Timing: 4 + rx oscillator clock cycles
Memory: 1 program words
00 0000 0000 1101
31 14 13 0
0000 0000 0000 0000 00
Operation:
SSH → PC; SP – 1 → SP
Assembler Syntax:
RTS
Description:
The program counter is pulled from the system stack. The status register is not affected. The subroutine
program counter is lost.
Due to pipelining, the RTS instruction must not be immediately preceded by some instructions. See Sec-
tion A.10 for the list of restricted instructions.
CCR Condition Codes: Not affected.
ER Status Bits: Not affected.
IER Flags: Not affected.
Instruction Format: RTS