ST10F296 datasheet(94/346 Pages) STMICROELECTRONICS

94 / 346 page

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Central processing unit (CPU)

ST10F296E

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7.2

Instruction set summary

Table 45 lists the instructions of the ST10F296E. A detailed description of each instruction

can be found in the ST10 family programming manual (PM0036).

Table 45.

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)

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)

Bit-wise AND, (word/byte operands)

2/4

OR(B)

Bit-wise OR, (word/byte operands)

2/4

XOR(B)

Bit-wise 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

Bit-wise 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

Move byte operand to word operand with sign extension

2/4

MOVBZ

Move byte operand to word operand with zero extension

2/4

JMPA, JMPI,

JMPR

Jump absolute/indirect/relative if condition is met

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