RF-Link Technology manual Functional Description, Block diagram, RFL NCM module

Page 20

FUNCTIONAL DESCRIPTION

Figure 8 is a block diagram of the RFL NMS module. It is provided to familiarize the user with the NMS signal flow and interfacing. The figure shows signal flow in the transmit and receive modes of operation.

3.3 V

T1 & E1

BACKPLANE

&CONTROL SIGNALS

	49.152
OSCILLATOR	mHz
(U11)

SW1

to

SW10

CROSS

POINT

LATTICE

(U6)

3.3V

Actel

FPGA

(U2)

3.3 V

2.5V

IN1

OUT1

IN2

OUT2

RXB

TXA

RXA

TXB

EQLB

PALB

ADRA

ADRB

SERVICE

FRONT PANEL LEDs

TP1

+5Vdc

TP2,

TP12

Ground

REGULATOR

(U3)

POWER

RESET

(U1)

REGULATOR

(U4)

TP3

2.5V

TP4

3.3V

Figure 8. Block diagram, RFL NCM module.

RFL NCM		RFL Electronics Inc.
November 6, 2007	20	(973) 334-3100

Image 20

Contents RFL NCM RFL NCMDescription Specifications NMS Mode Ascii Character Addressing FormatInstallation RFL NCM MA-402I Module adapter, connector pinouts MA-485 Module adapter, jumper functions and TB1 pinouts MA-490 RFL NCM Front Panel View of RFL NCM, Network Communications Module Typical network example with all nodes having an NCM module At node 3, SW7 is set as follows Controls and indicators, RFL NCM Module Name/Description Function RFL NCM PRA Actel probe a NMS NMS Down SW2-3 SW2-4 Do not move SW10-4 Block diagram, RFL NCM module Functional DescriptionSystem Overview NCM Backplane and Power Connections TX Input PortsRX Output Ports Logic Array Actel DesignSCB Module Application Modes and InterfacesUart Receive Section Uart Transmit Section T1 Transmit ModuleT1 Receive Module Rogue ControlLOOP-BACKS Baud and Clock GeneratorTesting Power indicator should be litService LED should be illuminated green Test Equipment RequiredDS1 Power indicator should be lit DS1-B Equip OUT RXA LED should be illuminated red CH1 DS1-B Equip OUT CH2 Remote Control Using NMS NCM General Configurations and Status window for NodeModule Enable E1 SignalingTime Slot ModeTypical 3-node network using MA-485s 1 RS-485 port Bus a & Bus B Rogue DetectionNCM Address Configurations and Status window for Node Local CM AddressCM Address Passing Parity Baud RateData Bits Loopback TroubleshootingPort 2 Enable Codes Remote Control Using SCL CommandsChannel Card 3, Type 117 Under Remote Control Svce = on Multiplexer Addresscard ADDRESSSETP1 = B00000011 Srvc = on Srvc = OFFBUS a Setting BUS B SettingCAS Setting Timeslot SelectionPort Loopback Settings Baud SettingsParity Settings Word Length SettingsCM Address Pass Settings NMS Mode onlyApplication Mode SettingsCodes MUX Type & Configuration Status Type IDPort 1 Availability Port 2 AvailabilityApplication Configuration Status CM Addressing SupportPort 1 Application Status Port 2 Application StatusRXA Remote CM Address Current Actel REVPort 1 INPUT/OUTPUT Status Port 2 INPUT/OUTPUT StatusTXA/RXB Status for T1/E1 TXB/RXA Status for T1/E1Powerville Road