ST10F166 datasheet(31/62 Pages) STMICROELECTRONICS

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ST10F166

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16 INSTRUCTION SET SUMMARY

The table below lists the instructions of the ST10F166 in a condensed way.

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

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

opcodes for each instruction can be found in the “ST10 Programming Manual”.

This document also provides a detailed description of each instruction.

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)

DIV(U)

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

DIVL(U)

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

CPL(B)

Complement direct word (byte) GPR

NEG(B)

Negate direct word (byte) GPR

AND(B)

Bitwise AND, (word/byte operands)

2 / 4

OR(B)

Bitwise OR, (word/byte operands)

2 / 4

XOR(B)

Bitwise XOR, (word/byte operands)

2 / 4

BCLR

Clear direct bit

BSET

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/L

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

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