32180 datasheet(49/839 Pages) RENESAS

Il numero della parte	32180

Spiegazioni elettronici	32-Bit RISC Single-Chip Microcomputers M32R Family M32R/ECU Series

PDF	839 Pages

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Produttore elettronici	RENESAS [Renesas Technology Corp]

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32180 Group User’s Manual (Rev.1.0)

CPU

2.6 Data Formats

(5) Transfer from memory (signed) to registers

• Signed 32 bits

LD24 Rsrc, #label

Rdest, @Rsrc

• Signed 16 bits

LD24 Rsrc, #label

LDH

Rdest, @Rsrc

• Signed 8 bits

LD24 Rsrc, #label

LDB

Rdest, @Rsrc

label

Rdest

b31

Rdest

label

Determined by MSB

b31

Rdest

label

b31

Determined by MSB

Memory

0: Positive number

1: Negative number

0: Positive number

1: Negative number

• Unsigned 32 bits

LD24 Rsrc, #label

Rdest, @Rsrc

• Unsigned 16 bits

LD24 Rsrc, #label

LDUB Rdest, @Rsrc

• Unsigned 8 bits

LD24 Rsrc, #label

LDUH Rdest, @Rsrc

Rdest

b31

label

Rdest

b31

label

Rdest

b31

Memory

Figure 2.6.7 Transfer from Memory (Signed) to Registers

(6) Transfer from memory (unsigned) to registers

Figure 2.6.8 Transfer from Memory (Unsigned) to Registers

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