XC164CS datasheet(46/71 Pages) INFINEON

46 / 71 page

XC164

Derivatives

Functional Description

Data Sheet

V2.1, 2003-06

3.18

Instruction Set Summary

Table 8 lists the instructions of the XC164 in a condensed way.

The various addressing modes that can be used with a specific instruction, the operation

of the instructions, parameters for conditional execution of instructions, and the opcodes

for each instruction can be found in the “Instruction Set Manual”.

This document also provides a detailled description of each instruction.

Table 8

Instruction Set Summary

Mnemonic

Description

Bytes

ADD(B)

Add word (byte) operands

2 / 4

ADDC(B)

Add word (byte) operands with Carry

2 / 4

SUB(B)

Subtract word (byte) operands

2 / 4

SUBC(B)

Subtract word (byte) operands with Carry

2 / 4

MUL(U)

(Un)Signed multiply direct GPR by direct GPR (16-16-bit) 2

DIV(U)

(Un)Signed divide register MDL by direct GPR (16-/16-bit) 2

DIVL(U)

(Un)Signed long divide reg. MD by direct GPR (32-/16-bit) 2

CPL(B)

Complement direct word (byte) GPR

NEG(B)

Negate direct word (byte) GPR

AND(B)

Bitwise AND, (word/byte operands)

2 / 4

(X)OR(B)

Bitwise (exclusive)OR, (word/byte operands)

2 / 4

BCLR / BSET

Clear/Set direct bit

BMOV(N)

Move (negated) direct bit to direct bit

BAND / BOR /

BXOR

AND/OR/XOR direct bit with direct bit

BCMP

Compare direct bit to direct bit

BFLDH / BFLDL

Bitwise modify masked high/low byte of bit-addressable

direct word memory with immediate data

CMP(B)

Compare word (byte) operands

2 / 4

CMPD1/2

Compare word data to GPR and decrement GPR by 1/2

2 / 4

CMPI1/2

Compare word data to GPR and increment GPR by 1/2

2 / 4

PRIOR

Determine number of shift cycles to normalize direct

word GPR and store result in direct word GPR

SHL / SHR

Shift left/right direct word GPR

ROL / ROR

Rotate left/right direct word GPR

ASHR

Arithmetic (sign bit) shift right direct word GPR

MOV(B)

Move word (byte) data

2 / 4

MOVBS/Z

Move byte operand to word op. with sign/zero extension

2 / 4

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