Siemens SPC3 manual Pin Description, Cmos

Page 11

 

 

SPC3

PROFIBUS Interface Center

 

 

 

 

 

 

3Pin Description

The SPC3 has a 44-pin PQFP housing with the following signals:

Pin

Signal Name

In/Out

Description

 

 

 

Source / Destination

 

 

 

 

 

 

 

1

XCS

I©

Chip-Select

C32 Mode: place on VDD.

 

 

 

 

 

C165 Mode: CS-Signal

 

CPU (80C165)

2

XWR/E_Clock

I©

Write signal /EI_Clock for Motorola

 

CPU

3

DIVIDER

I©

Setting the scaler factor for CLK2OUT2/4.

 

 

 

 

 

low potential means divided through 4

 

 

4

XRD/R_W

I©

Read signal / Read_Write for Motorola

 

CPU

5

CLK

I(TS)

Clock pulse input

 

 

 

System

6

VSS

 

 

 

 

 

 

7

CLKOUT2/4

O

Clock pulse divided by 2 or 4

 

System, CPU

8

XINT/MOT

I©

<log> 0 = Intel interface

 

System

 

 

 

<log> 1 = Motorola interface

 

 

9

X/INT

O

Interrupt

 

 

 

CPU, Interrupt-Contr.

10

AB10

I(CPD)

Address bus

 

C32 mode: <log> 0

 

 

 

 

 

 

C165 mode: address bus

 

11

DB0

I©/O

Data bus

C32 Mode: Data/address bus multiplexed

CPU, memory

12

DB1

I©/O

 

C165 Mode: Data/address bus separated

 

13

XDATAEXCH

O

Data_Exchange state for PROFIBUS-DP

 

LED

14

XREADY/XDTACK

O

Ready for external CPU

 

System, CPU

15

DB2

I©/O

Data bus

 

C32 mode:

data bus/address

CPU, memory

 

 

 

 

 

bus multiplexed

 

16

DB3

I©/O

 

 

C165 mode:

data/address bus

 

 

 

 

 

 

separate

 

 

17

VSS

 

 

 

 

 

 

18

VDD

 

 

 

 

 

 

19

DB4

I©/O

Data bus

 

C32 mode:

data bus/address

 

 

 

 

 

 

bus multiplexed

 

20

DB5

I©/O

 

 

C165 mode:

data bus/address

CPU, memory

 

 

 

 

 

bus separate

 

 

21

DB6

I©/O

 

 

 

 

 

22

DB7

I©/O

 

 

 

 

 

23

MODE

I

<log> 0 = 80C166 Data bus/address bus separated; ready signal

System

 

 

 

<log> 1 = 80C32 data bus/address bus multiplexed, fixed timing

 

24

ALE/AS

I©

Address latch enable

C32 mode: ALE

 

CPU (80C32)

 

 

 

 

C165 mode: <log> 0

 

 

25

AB9

I

Address bus

C32 mode: <log> 0

 

 

 

 

 

 

C165 mode: address bus

CPU (C165), memory

26

TXD

O

Serial send port

 

 

 

RS 485 sender

27

RTS

O

Request to Send

 

 

 

RS 485 sender

28

VSS

 

 

 

 

 

 

29

AB8

I©

Address bus

C32 Mode : <log> 0

 

 

 

 

 

 

C165 Mode: address bus

 

30

RXD

I©

Serial receive port

 

 

 

RS 485 receiver

31

AB7

I©

Address bus

 

 

 

System, CPU

32

AB6

I©

Address bus

 

 

 

System, CPU

33

XCTS

I©

Clear to send <log> 0 = send enable

 

FSK modem

34

XTEST0

I©

Pin must be placed fixed at VDD.

 

 

35

XTEST1

I©

Pin must be placed fixed at VDD.

 

 

36

RESET

I(CS)

Connect reset input with CPU’s port pin.

 

 

37

AB4

I©

Address bus

 

 

 

System, CPU

38

VSS

 

 

 

 

 

 

39

VDD

 

 

 

 

 

 

40

AB3

I©

 

 

 

 

 

41

AB2

I©

Address bus

 

 

 

System, CPU

42

AB5

I©

 

 

 

 

 

43

AB1

I©

Address bus

 

 

 

System, CPU

44

AB0

I©

 

 

 

 

 

Figure 3.1: SPC3 Pin Assignment

Note: ∙ All signals that begin with X.. are LOW active

∙VDD = +5V, VSS = GND

Input levels:

I ©:

CMOS

 

 

I (CS):

CMOS Schmitt trigger

 

SPC3 Hardware Description

V1.3

Page 9

Copyright (C) Siemens AG 2003 All rights reserved.

2003/04

Page 10 Page 12
Image 11
Page 10 Page 12
Contents Simatic NET Page SIM Atic NET SPC3 Hardware Description Profibus Interface CenterRelease Date Changes VersionsDirectory Mode RegisterStatus Register Interrupt Controller Watchdog Timer DPBuffer Structure Description of the DP ServicesPin Assignment Example for the RS 485 Interface 11.3 Diagnostics Processing from the System ViewAsic Test SPC3 Introduction Function Overview Cmos Pin DescriptionCPD Cmos with pull down TTLt Schmitt trigger V1.3 5FFH Memory AllocationMemory Area Distribution in the SPC3 Segment Processor Parameters Latches/Register 0EH 0FH Significance Write AccessOCH 0DH Organizational Parameters RAM 1DH 1AH1BH 1CHAsic Interface Mode RegisterDisstartcontrol EOI Mode Register 1 Mode-REG1, writableSTARTSPC3 Exiting the Offline stateStatus Register Status Register Bit15 . .readable FdlindstSPC3 IRR IMR Interrupt ControllerDxout IAR IMRResponse Time Monitoring Watchdog TimerAutomatic Baud Rate Identification Baud Rate MonitoringDPBuffer Structure PROFIBUS-DP InterfaceUart Aux-Buffer Management RAMSequence for the SetSlaveAddress Utility Description of the DP ServicesSetSlaveAddress SAP55 Parameter Data Processing Sequence SetParam SAP61Parameter Data Structure SPC3 CheckConfig SAP62SPC3 Diagnostics Processing SequenceSlaveDiagnosis SAP60 Writing Outputs Structure of the Diagnostics BufferWriteReadData / DataExchange DefaultSAP Reading Inputs GlobalControl SAP58 UserWatchdogTimerReadOutputs SAP57 GetConfig SAP59ReadInputs SAP56 Bus Interface Unit BIU Hardware InterfaceUniversal Processor Bus Interface General DescriptionBus Interface V1.3 XINT/MO ModeLow Cost System with 80C32 Switching Diagram PrinciplesSystem X86-Mode Application with the 80 C SPC3Application with th 80 C Asic Test Interface SignalsUart DC-Specifikation of the I/O- Drivers Technical DataMaximum Limit Values Permitted Operating ValuesCurrent Tabelle 8.5 Leakage current of the output drivers AC-Specification for the Output DriversTabel 8.3 DC-Specifikation of the I/O- Drivers Clock Pulse Timing Timing CharacteristicsSYS Bus Interface Clock pulse 48 MhzTBD ResetTiming in the Synchronous C32-Mode ST-Vers Min Max UnitSynchronous Intel-Mode, Processor-Write-Timing Synchronous Intel-Mode, Processor-Read-TimingParameter Min Max Timing in the Asynchronous Intel Mode X86 ModeST-Vers XWR XCS Asynchronous Intel-Mode, Processor-Read-TimingXRD XCS Xready Asynchronous Intel-Mode, Processor-Write-TimingSynchronous Motorola-Mode, Processor-Read-Timing 4.1 74.2Timing in the Asynchronous Motorola-Mode for example, 68HC16 Synchronous Motorola-Mode, Processor-Write-TimingAsynchronous Motorola-Mode, Processor-Write-Timing Asynchronous Motorola-Mode, Processor-Read-TimingXCS Xdsack Pulse 48 MHz Serial Bus InterfaceHousing PQFP-44 Housing SPC3 Hardware Description 14.15 Symbol Min Typ Max AMI-Vers13.65 13.90TXD Profibus InterfacePin Assignment RTSSN65ALS1176 Example for the RS 485 InterfaceTechnical contact person at ComDeC in Germany AppendixAddresses Profibus User Organisation10.3.2 SPC3 ST General Definition of TermsOrdering of ASICs 10.3.1 SPC3 AMIStatdiag Appendix a Diagnostics Processing in Profibus DPDiagnostics Bits and Expanded Diagnostics IntroductionIdentifier Byte 7 has Etc Identifier Byte 0 has Combi Diagnostics Processing from the System ViewSingle Diagnostics Simatic S5 / COM ETData format in the Siemens PLC Simatic Appendix B Useful InformationPage Siemens Aktiengesellschaft

SPC3 specifications

Siemens SPC3 is a state-of-the-art solution designed to enhance industrial automation, providing businesses with a robust platform for managing complex processes efficiently. This device epitomizes Siemens' commitment to innovation, blending cutting-edge technology with user-friendly features to deliver optimized performance across various applications.

One of the standout features of the Siemens SPC3 is its advanced processing capabilities. Equipped with high-performance processors, it can handle various tasks simultaneously, ensuring seamless operation even in demanding environments. This performance is complemented by enhanced memory capacity, which allows for increased data handling and improved execution speed, crucial for real-time monitoring and control applications.

The Siemens SPC3 also integrates a modular design, enabling flexibility and scalability. This characteristic allows users to customize their systems according to specific operational needs, adding or removing components as required. This adaptability is particularly beneficial for businesses that aim to scale their operations without incurring the substantial costs associated with overhauling existing systems.

Furthermore, the SPC3 employs the latest communication technologies, ensuring interoperability with various devices and systems. It supports industry-standard protocols, facilitating efficient data exchange between components. This connectivity is vital for establishing smart factories and enhancing overall productivity by creating a unified ecosystem.

Another significant aspect of the Siemens SPC3 is its focus on security. As cyber threats in industrial settings become increasingly sophisticated, Siemens prioritizes safeguarding user data and system integrity. The SPC3 incorporates advanced security features, including encryption and access control measures, to protect against unauthorized access and ensure data confidentiality.

Siemens has also emphasized ease of use in the SPC3. The interface is designed to be intuitive, allowing operators to navigate and configure the system effortlessly. Coupled with comprehensive software tools, users are empowered to implement changes swiftly while minimizing downtime.

In terms of energy efficiency, the SPC3 incorporates technologies that allow for optimized energy consumption, aligning with sustainability goals prevalent in today’s industries. By reducing energy waste, businesses not only lower operational costs but also contribute to environmental conservation.

In summary, Siemens SPC3 represents a significant advancement in industrial automation technology. Its high-performance processing, modular adaptability, advanced communication capabilities, robust security measures, and user-friendly design make it an ideal choice for businesses striving for efficiency and innovation in their operations. The SPC3 is more than just a control device; it is a comprehensive solution that meets the evolving demands of modern industries.
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