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A

ACC (accumulator)

address

addressing

algorithm

ALE (address latch enable)

ASCII (american standard code for information interchange)

assembler

B

bank select bits

baud rate

binary number system

bit (binary digit)

bit address

bit-addressable space

bus controller

byte

C

CerDIP (ceramic dual-in-line package)

CHMOS (complementary high-performance metal-oxide-semiconductor) - (. MOS)

omputing rchitecture

control

controller

CPU (central processing unit)

CRC (cyclic redundancy check)

CS (chip select)

D

data ,

debugging ()

decomposition

define byte

digit

direct addressing

direct code

DIP (dual-in-line package)

DPH -

DPL -

DPTR (data pointer register) -

E

EA (external access)

end ()

EPROM (erasable programmable read-only memory) ()

error

external clock signal

external label

external memory

 

F

flag ,

G

H

hexadecimal number system

I

IC (interrupt controller)

idle mode

IE (interrupt enable)

immediate addressing

indexed addressing

indirect addressing

INST IN

instruction

Intel standard format Intel

internal memory

interrupt

interrupt controller (IC)

interrupt request

interrupt polling sequence

interrupt service routine

inverse code

I/O port /

IP (interrupt priority)

J

jump ,

K

L

latch -

LF (line feed)

LIFO (last-in, first-out) ( )

link complete

linking ()

LSB (least significant bit)

M

machine cycle

microcontroller

microprocessor

mode

MOS (metal-oxide semiconductor) - (--)

MSB (most significant bit)

N

no warnings

number system c

O

object module

octal number system

OE (output enable)

OSC (oscillator)

OTP ROM

P

PCH OUT

PCL OUT

PCON (power control register)

PDIP (plastic dual-in-line package)

PQFP (plastic quad flat package)

PLCC (plastic leadless chip carrier) ,

position ()

power down mode

processor

program counter (PC)

PSEN (program storage enable)

pseudoinstruction

PSW (program status word)

public label

Q

QTZ (quartz)

R

radix

RAM (random access memory) ( ), ()

RD (read)

reception ()

register

register addressing

register-specific addressing ( )

reset value ,

ROM (read only memory) ( )

ROMless

RST (reset)

RET (return instruction)

RETI (return from interrupt program)

RXD

S

SCON (serial port control register)

segment

serial port

shift

SI (shift in)

sign bit

SFR (special function register)

SFR space

SO (shift out)

source module

source language

space character

SP (stack pointer) -

stack

start bit

stop bit -

subroutine

T

TCON (timer/counter control register) /

time-division multiplexing

timer

timer/counter /

TMOD (timer/counter mode control register) /

translation

transmission

twos complement

TXD

U

universal asynchronous receiver/transmitter (UART)

V

W

weight ()

WR (write).

X

xlink aborted ( )

XTAL (crystal) ,

Y

Z


 

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