XC164CS Datasheet, PDF (47/71 Pages) Infineon Technologies AG – 16-Bit Single-Chip Microcontroller

XC164
Derivatives
Functional Description
Table 8
Instruction Set Summary (cont’d)
Mnemonic
Description
Bytes
JMPA/I/R
Jump absolute/indirect/relative if condition is met
4
JMPS
Jump absolute to a code segment
4
JB(C)
Jump relative if direct bit is set (and clear bit)
4
JNB(S)
Jump relative if direct bit is not set (and set bit)
4
CALLA/I/R
Call absolute/indirect/relative subroutine if condition is met 4
CALLS
Call absolute subroutine in any code segment
4
PCALL
Push direct word register onto system stack and call
4
absolute subroutine
TRAP
Call interrupt service routine via immediate trap number 2
PUSH / POP
Push/pop direct word register onto/from system stack 2
SCXT
Push direct word register onto system stack and update 4
register with word operand
RET(P)
Return from intra-segment subroutine
2
(and pop direct word register from system stack)
RETS
Return from inter-segment subroutine
2
RETI
Return from interrupt service subroutine
2
SBRK
Software Break
2
SRST
Software Reset
4
IDLE
Enter Idle Mode
4
PWRDN
Enter Power Down Mode (supposes NMI-pin being low) 4
SRVWDT
Service Watchdog Timer
4
DISWDT/ENWDT Disable/Enable Watchdog Timer
4
EINIT
Signify End-of-Initialization on RSTOUT-pin
4
ATOMIC
Begin ATOMIC sequence
2
EXTR
Begin EXTended Register sequence
2
EXTP(R)
Begin EXTended Page (and Register) sequence
2/4
EXTS(R)
Begin EXTended Segment (and Register) sequence
2/4
NOP
Null operation
2
CoMUL / CoMAC Multiply (and accumulate)
4
CoADD / CoSUB Add / Subtract
4
Co(A)SHR/CoSHL (Arithmetic) Shift right / Shift left
4
CoLOAD/STORE Load accumulator / Store MAC register
4
CoCMP/MAX/MIN Compare (maximum/minimum)
4
CoABS / CoRND Absolute value / Round accumulator
4
CoMOV/NEG/NOP Data move / Negate accumulator / Null operation
4
Data Sheet
43
V2.1, 2003-06