Series 90-70, Serial Communications Module for State
Contents
1. PC AT 247023 SCM C690CBL702 set RS 232 o DEFAULT PORT o JPL i cla PIN PIN a42832 pep 1 RD 2 Tm 3 PC AT pTR 4 SCM ATs 7 cis 8 GND 5 9 PIN 9 PIN 25 PIN MALE FEMALE MALE FEMALE Figure 3 Connection to PC Serial Port Serial Ports Both ports are RS 232 and RS 422 RS 485 compatible Both ports acting simultaneously can each support up to 19 2 Kbaud full duplex data communications Port 1 3PL and Port 2 4PL Connectors 3PL and 4PL contain signals for both RS 232 and RS 422 RS 485 types of communication circuits The pin out for the RS 232 signals are per the RS 232 specifi cation with an exception that pins not normally used for RS 232 are used for RS 422 RS 485 signals Details are shown in tables 1 and 2 Table 1 Port 1 or 2 RS 232 Signals SIGNAL PIN FUNCTION NAME 1O 1 Shield 2 Transmitted Data TD Output 3 Received Data RD Input 4 Request To Send RTS Output 5 Clear To Send CTS Input iE Signal Ground OV 8 Data Carrier Detect DCD Input 20 Data Terminal Ready DIR Output 3 GFK 1039B August 1997 Table 2 Port 1 or 2 RS 422 RS 485 Signals SIGNAL PIN FUNCTION NAME 1 0 9 Send Data A SD A Output 10 Request to Send A RTS A Output 11 Clear to Send A CTS A Input 12 Termination for pin 13 13 Receive Data A RD A Inp2. completed successfully the top LED stays on RACK 0 a47022 P ICIS SISIS S IP CICIC C UIMIM IM M 2 SERIAL OR CCM2 DEVICES Figure 1 Typical PLC System Configuration Memor y The Serial Communications Module does not require a memory expansion daughter board All necessary Communications Modules Serial Communications Module for State Logic CPU memory is provided with the module a47026 MODULE OK H starus 0 O INDICATOR O O OPEN REPLACEMENT BATTERY P5 CMM 712 CONNECTOR z JX MODULE OK oF I CURRENTLY ey INSTALLED BATTERY CONNECTOR CMM712 Figure 2 Serial Communications Module 000000000000 oe000000000000 jo o 000000000000 o000000000000 ON OK o PUSH TO RESTART BATTERY CONNECTIONS INSTALL NEW BATTERY BEFORE UNPLUGGING OLD BATTERY USE IC697ACC701 LO RS 422 485 COMPATIBLE o MODULE FUNCTION SERIAL COMMUNICATIONS FOR STATE LOGIC CONTROL SYSTEM PORT 2 RS 232 OR RS 422 485 COMPATIBLE MODULE 1C697CMM712 LABEL T 44A726758 145R01 User Details Communications Modules Serial Communications Module for State Logic CPU
3. Communications Modules 1C697CMM712 GFK 1039B Serial Communications Module for State Logic CPU August 1997 Features a47025 e Single slot Serial Communications for State Logic CPU Q Q e No programming required e CCM2 Protocol slave only e 12 Mhz 80C186 microprocessor e Two RS 422 RS 485 or RS 232 serial ports e Reset pushbutton COMMUNICATIONS e One Status LED COPROCESSOR OK ojojo CMM 712 XX MODULE OK I 2p joo 4 e Soft Configuration No dip switches or jumpers using IC641 MS DOS programming software configuration function ON OK e Simultaneous communications on both ports at up aa to 19 2 Kbaud e Provides Serial Communications for State Logic Control System e Allnecessary memory supplied with module BATTERY 3 CONNECTIONS O00000000000 O000000000000 jo INSTALL NEW BATTERY BEFORE Functions Teas BATTERY USE IC697ACC701 The Serial Communications Module SCM provides 2 PORT I O ports for serial communications to the State Logic os Control System The State Logic CPU control system lea ee program uses the SCM to receive input from a serial g device and to transmit information to a serial device MODULE FUNCTION o SERIAL COMMUNICATIONS FOR STATE LOGIC CONTROL SYSTEM Each module prov
4. ides two ports that may each be configured to be RS 232 or RS 422 RS 485 ports The State Logic Control System supports up to four Serial Communications Modules providing a capacity of a total of eight serial ports The Serial Communications Modules are inserted in slots 2 through 5 of rack 0 One of the eight ports may be a CCM2 port An ex panded form of the CCM2 protocol is supported pro E TER viding read write capability for analog input and output ee values M internal flags and current States of Tasks in addition to the normal discrete inputs and outputs and variable values Additional functionality is provided for custom CCM communication programs PORT 2 RS 232 OR RS 422 485 COMPATIBLE O00000000000 O000000000000 O MODULE 7 fe O MS DOS is a registered trademark of Microsoft Corporation 2 GFK 1039B August 1997 Installation e Installation should not be attempted without refer ring to the applicable Programmable Controller Installation Manual see reference 3 and State Logic Control System User s Manual see reference 1 e Make sure rack power is off e Connect the battery to either of the battery con nectors on the module See Figure 2 e Install in slots 2 through 5 of rack 0 see Figure 1 e Turn on power The module should power up and blink the top LED When the diagnostics have
5. top will not stay on 4 GFK 1039B August 1997 Communications Modules Serial Communications Module for State Logic CPU Table 4 References Reference Title 1 State Logic Control System User s Manual 2 ProgrammableController Reference Manual 3 ProgrammableControllerInstallationManual Table 5 Specifications for IC697CMM712 Battery Shelf life 10 years at 20 C 68 F Memory retention 6 months nominal without applied power RS 232 RS 422 RS 485 compatible Serial Ports Current Required from 5 VDC Backplane Bus 0 7 amps System designed to support the VME standard C 1 VME Refer to GFK 0867B or later for product standards and general specifications For installations requiring compliance to more stringent requirements for example European Union refer to Installationrequirements for Conformance to Standards Table 6 Ordering Information Lithium Battery Description Catalog Number Serial Communications Module for State Logic 12 Mhz 20 Kbyte 1C697CMM712 1C697ACC701 factory for price and availability Note For Conformal Coat option or Low Temperature Testing option please consult the
6. ut 21 Send Data B SD B Output 22 Request to Send B RST B Output 23 Clear to Send B CTS B Input 24 Termination for pin 23 25 Receive Data B RD B Input Configuration There are no DIP switches or jumpers on this module for configuration Use the IC641 MS DOS program ming software configuration function to configure the State Logic CPU for this module Configure this mod ule as catalog number IC697PCM711 with Configura tion Mode set to PCM CFG The SCM is installed in slots 2 through 5 of rack 0 The following table explains the correlation between the slot number and the port number used in the State Logic program Table 3 Slot to Port Number Correlation SLOTNUMBER PORTNUMBER 2 land2 3 3 and 4 4 5and6 5 7 and 8 Status Indication One Status LED is available as shown in Figure 2 This LED indicates the condition of the module Controls One pushbutton is provided Push and hold for less than 5 seconds to reset the module Push and hold for more than 5 seconds and the module factory default configuration will be installed which may require the State Logic program to be reloaded Batteries A lithium battery IC697ACC701 is installed as shown in figure 2 This battery maintains serial port configura tion information when power is removed Be sure to install the new battery before removing the old battery If during power up diagnostics a low battery is detected the Module OK LED
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