SN8F5708 datasheet(172/204 Pages) SONIX

172 / 204 page

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SN8F5708 Series

Instruction Set

Datasheet Rev. 2.4

172

25 Instruction Set

This chapter categorizes the SN8F5708 microcontroller’s comprehensive assembly instructions. It

includes five categories—arithmetic operation, logic operation, data transfer operation, Boolean

manipulation, and program branch—which are fully compatible with standard 8051.

Symbol description

Symbol

Description

Working register R0 - R7

direct

One of 128 internal RAM locations or any Special Function Register

@Ri

Indirect internal or external RAM location addressed by register R0 or R1

#data

8-bit constant (immediate operand)

#data16

16-bit constant (immediate operand)

bit

One of 128 software flags located in internal RAM, or any flag of

bit-addressable Special Function Registers

addr16

Destination address for LCALL or LJMP, can be anywhere within the 64-Kbyte

page of program memory address space

addr11

Destination address for ACALL or AJMP, within the same 2-Kbyte page of

program memory as the first byte of the following instruction

rel

SJMP and all conditional jumps include an 8-bit offset byte. Its range is

+127/-128 bytes relative to the first byte of the following instruction

Accumulator

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