snap ethernet-based i/o units protocols and programming guide

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CHAPTER 1: INTRODUCTION SNAP Ethernet-Based Brain Comparison Chart The following table compares Opto 22 Ethernet-based brains: SNAP Simple I/O, SNAP Ethernet I/O, and SNAP Ultimate I/O. Digital I/O points Analog I/O points FEATURE SNAP Simple I/O SNAP Ethernet I/O SNAP Ultimate I/O 6 SNAP Ethernet-Based I/O Units Protocols and Programming Guide SNAP-ENET-S64 SNAP-B3000-ENET SNAP-ENET-D64 Input latching On/off status Watchdog timer High-speed counters (20 kHz) Quadrature counters Thermocouple linearization (32-bit floating point for linearized values) SNAP-WLAN-FH-ADS Minimum/maximum values Offset and gain Scaling Time-proportional output Output clamping Filter weight Watchdog timer Serial communication modules Serial events PID logic on the brain PID modules Digital events Alarm events Timers Event messages UDP Streaming SNAP-UP1-ADS SNAP-UP1-D64 SNAP-UP1-M64 SNAP-UPN-ADS
FEATURE CHAPTER 1: INTRODUCTION Email (SMTP client) OPC driver Data logging in the brain Security (IP filtering, port access) Realtime clock (RTC) * I/O point data mirroring Memory map copying Scratch Pad area—bits Scratch Pad area—bits, floats, integers, strings SNMP (network management of I/O & variables) PPP (dial-up and radio modems) FTP server and client Modbus/TCP Wired network (Ethernet) Wireless LAN (802.11 FH wireless network) Nokia M2M platform compatibility Runs ioControl strategies ioControl compatibility (through SNAP Ultimate I/O or SNAP-LCE controller) OptoControl compatibility (through Opto 22 controller with Ethernet card) Mounting rack SNAP- M64 Number of modules per mounting rack Module types and maximum numbers allowed per I/O unit SNAP Simple I/O 16 16 digital 16 analog 8 serial SNAP B-series 4, 8, 12, or 16 8 digital 16 analog 8 serial * Complete use of this feature requires SNAP-ENET-RTC hardware SNAP-ENET-S64 SNAP-B3000-ENET SNAP Ethernet I/O SNAP Ultimate I/O SNAP-ENET-D64 SNAP- D64RS 16 16 digital SNAP-WLAN-FH-ADS SNAP B-series 4, 8, 12, or 16 8 digital 16 analog 8 serial SNAP B-series 4, 8, 12, or 16 8 digital 16 analog 8 serial SNAP- D64RS SNAP- M64 SNAP N-series 16 16 8 or 12 16 digital 16 digital 16 analog 8 serial 8 digital 12 analog 8 serial SNAP Ethernet-Based I/O Units Protocols and Programming Guide 7 SNAP-UP1-ADS SNAP-UP1-D64 SNAP-UP1-M64 SNAP-UPN-ADS
Page 1 and 2: SNAP ETHERNET-BASED I/O UNITS PROTO
Page 3 and 4: Table of Contents Chapter 1: Introd
Page 5 and 6: Non-velocity Algorithms............
Page 7 and 8: Disconnecting......................
Page 9 and 10: Data Logging Configuration—Read/W
Page 11 and 12: Chapter 1 Introduction CHAPTER 1 We
Page 13 and 14: About this Guide CHAPTER 1: INTRODU
Page 15: For Help CHAPTER 1: INTRODUCTION If
Page 19 and 20: CHAPTER 1: INTRODUCTION This task C
Page 21 and 22: CHAPTER 2 Chapter 2 Overview of Pro
Page 23 and 24: Referencing SNAP I/O Points CHAPTER
Page 25 and 26: Analog and Digital Systems (N Brain
Page 27 and 28: Digital-Only Systems The following
Page 29 and 30: I/O Point Types CHAPTER 2: OVERVIEW
Page 31 and 32: CHAPTER 2: OVERVIEW OF PROGRAMMING
Page 33 and 34: Watchdog (Digital and Analog Points
Page 45 and 46: Streaming Data CHAPTER 2: OVERVIEW
Page 47 and 48: Logging Data Area Number of Bytes I
Page 49 and 50: Using PID Loops What is a PID? CHAP
Page 51 and 52: Equations Common to All Algorithms
Page 55 and 56: CHAPTER 3 Chapter 3 Using the SNAP
Page 57 and 58: CHAPTER 3: USING THE SNAP ETHERNET
Page 63 and 64: Environment Visual Basic 6 Internet
Page 65 and 66: MemMap Example Code CHAPTER 3: USIN
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CHAPTER 3: USING THE SNAP ETHERNET
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Return Values CHAPTER 3: USING THE
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IsOpenDone V Close V Return Values
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Digital Point Methods CHAPTER 3: US
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SetDigBankOnMask V [in] long nPts63
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Analog Bank Methods CHAPTER 3: USIN
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GetStatusWatchdogTime [out] long pn
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GetLastStreamStandardBlock (ActiveX
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CHAPTER 4 Chapter 4 Using the IEEE
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CHAPTER 4: USING THE IEEE 1394-BASE
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Bytes 0-3 Bytes 4-7 Bytes 8-11 Byte
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Bytes 0-3 Bytes 4-7 Bytes 8-11 The
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Bytes 0-3 Bytes 4-7 Bytes 8-11 Byte
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Read and clear latches for individu
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Scaling CHAPTER 4: USING THE IEEE 1
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Read and Write Packet Structure Par
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CHAPTER 5 Chapter 5 Advanced Modbus
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CHAPTER 5: ADVANCED MODBUS PROGRAMM
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APPENDIX A Appendix A SNAP Ethernet
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Status Area Read—Read Only This i
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Date and Time Configuration—Read/
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Security Configuration—Read/Write
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Serial Module Configuration—Read/
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Wiegand Serial Module Configuration
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SNMP Configuration—Read/Write (Do
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Starting Address Length Type Descri
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Digital Point Read—Read Only NOTE
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Analog Point Read—Read Only See
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Analog and Digital Point Configurat
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Digital Events and Reactions—Read
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Analog Point Calculation and Set—
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Analog Read and Clear/Restart—Rea
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Serial Event Configuration—Read/W
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Data Log—Read/Write (Does not app
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Appendix B Table of Offsets Introdu
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Module Point (Decimal) Point (Hex)
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Index A access, setting up SNMP sec
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error codes IEEE 1394-based protoco
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O off-latch, 20 offset, 24 IEEE 139
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