Table B-1. Legend for Instruction Set Table
Symbol
Function
A
Rn
Accumulator
Register R7–R0
direct
@Ri
Internal register address
Internal register pointed to by R0 or R1 (except MOVX)
Two’s complement offset byte
Direct bit address
rel
bit
#data
#data 16
addr 16
addr 11
8-bit constant
16-bit constant
16-bit destination address
11-bit destination address
B - 4
Appendix B: 8051 Architectural Overview
EZ-USB TRM v1.9