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Asm-10/8 block diagram – RAD Data comm ASM-10/8 User Manual

Page 22

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Chapter 1. Introduction

ASM-10/8

Installation and Operation Manual

1-8

Functional Description

09/10/00 16:26

ASM-10/8 Block Diagram

Figure 1-6 shows the ASM-10/8 internal circuitry.

ENCODER
CONTROL

RV CLK

MODULATOR

TIMING

RPF

GENERATOR

(ASM-10-SA

ONLY)

ENCODER

MODULATOR

SELECTABLE

XMT AMPLIFIER

POWER

SUPPLY

ANALPBK

DATA RATE

RCV
FILTER

RCV

XMT

2W

4W

AGC

AUTOMATIC

EQUALIZER

DECODER

TIMING

RECOVERY

CARRIER

DETECT

RPF

DECODER
(ASM-10-R

ONLY)

109 (CF) DCD

PIN 22

PIN 11

RPF RESET

RPF LED

115 (BB) RXC

RCV RLB

TXD

LOOP 3

REM
LOOP 2

TXC
EXT.
CLK

ANA LOOP

104 (BB) RXD

CTS

RTS

RLB

COMMAND

DECODER

DIG LPBK

SYNC

ASYNC

RLB

COMMAND

GENERATOR

ASYNC TO

SYNC CONV

Figure 1-6 ASM-10/8 Block Diagram