© 2000 Scenix Semiconductor, Inc. All rights reserved. 63 SX User’s Manual Rev. 3.1 www.scenix.com Chapter 3 Instruction Set Table 3-5  Program Control Instructions Syntax Description Cycles Opcode Bits Comp.    Turbo CALL addr8 Call Subroutine 2 3 1001 kkkk kkkk none JMP addr9 Jump to Address 2 3 101k kkkk kkkk none NOP No Operation 1 1 0000 0000 0000 none RET Return from Subroutine 2 3 0000 0000 1100 none RETP Return from Subroutine
Across Page Boundary
2 3 0000 0000 1101 PA1, PA0 RETI Return from Interrupt 2 3 0000 0000 1110 all Status RETIW Return from Interrupt and
Add RTCC to W
2 3 0000 0000 1111 all Status RETW lit Return from Subroutine
with Literal in W
2 3 1000 kkkk kkkk none Table 3-6  System Control Instructions Syntax Description Cycles Opcode Bits Comp. Turb o BANK addr8 Load Bank Number into
FSR(7:5)
1 1 0000 0001 1nnn none IREAD Read Word from Instruc-
tion Memory
1 4 0000 0100 0001 none PAGE addr12 Load Page Number into
STATUS(7:5)
1 1 0000 0001 0nnn PA2,
PA1,
PA0 SLEEP Power Down Mode 1 1 0000 0000 0011 TO, PD