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

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Linux, 3 Linux, using with C++, 52 logging data, 37, 146, 147 low limit alarm, 32, 134 M management hosts, 33 mask data format, 41 digital point, 30 Scratch Pad, 30 maximum value, 24 IEEE 1394-based protocol, 91 memory map, 103 addresses, 103 alarm events, 134 analog bank read, 120 analog bank write, 120 analog point calc/set, 131 analog point read, 123 analog point write, 124 analog read/clear/restart, 133 analog/digital point configuration, 125 byte ordering, 104 copying data, 34 data log, 147 data logging, 146 data ordering, 104 date and time, 107 definition, 12 digital bank read, 119 digital bank write, 120 digital event/reactions, 127 digital point configuration, 125 digital point read, 121 digital point write, 122 digital read/clear, 132 email, 138 event messages, 136 finding address for point, 149 messages, 136 Modbus configuration, 108 Modbus configuration, 108 overview, 79 156 SNAP Ethernet-Based I/O Units Protocols and Programming Guide PID loops, 142 PID module configuration, 147 point configuration, 125 PPP configuration, 116 reaction to digital and analog events, 136 Scratch Pad, 129 security configuration, 109 serial events & reactions, 139, 140 serial module configuration, 111, 113 serial module identification, 110 size limits for reading and writing, 104 SNMP configuration, 115 status read, 105 status write, 107 streaming configuration, 118 streaming read, 134 timers, 128 Wiegand events & reactions, 140 Wiegand module configuration, 113 message configuring, 34, 136 email, 138 reaction to digital and analog events, 136 SNMP trap, 33, 115, 136 streaming, 35 minimum value, 24 IEEE 1394-based protocol, 91 Modbus/TCP accessing data in brain’s memory map, 99 float format, 108 modem, configuring, 116 module type, 18 IEEE 1394-based protocol, 92 MOMO, 30 mounting rack analog/digital/serial brains, 13 digital brains, 17 N brains, 15 SNAP-ENET-S64, 16 SNAP-UP1-M64, 16 must-on, must-off, 30 N naming points, 125
O off-latch, 20 offset, 24 IEEE 1394-based protocol, 91 offsets, table of, 149 on-latch, 20 OPC, 4 Opto 22 Product Support, 5 OptoEIEIO utility, 82 P packet for IEEE 1394-based protocol, 80, 93 for streaming, 36 parallel algorithm for PID, 40 PID loops algorithms, 40 configuring, 39, 142 description, 39 PID module configuring, 147 plugin for email, 34 for event messages, 34 for memory map copying, 34 point features, 20 types, 19 powerup clear, 82 PPP, configuring, 116 Product Support, 5 programming overview, 11 steps, 11 using IEEE 1394-based protocol, 79, 82 with ActiveX component, 45 with C++ class, 45 protocol for programming, 11 Q quadrature counter, 21 R rack for I/O modules analog/digital/serial brains, 13 digital brains, 17 N brains, 15 SNAP-ENET-S64, 16 SNAP-UP1-M64, 16 reaction digital, 30 example, 31 Scratch Pad, 26 send email, 136, 138 send message, 136 send SNMP trap, 115, 136 streaming, 35, 118 to digital and analog events, 136 to serial events, 139, 140 to Wiegand events, 140 trigger for analog, 32 trigger for digital, 31 read block request packet, 96 read block response packet, 98 read quadlet request packet, 96 read quadlet response packet, 96 reading point using ActiveX component, 65, 67 using IEEE 1394-based protocol, 86 registered management hosts, 33 S scaling description, 23 IEEE 1394-based protocol, 91 Scratch Pad, 26 addresses, 129 masks, 30 security configuring, 109 SNMP access, 33 serial event/reactions, 32, 139, 140 module configuring, 111, 113 identifying, 110 table of memory map offsets, 112, 114 SNAP Ultimate brain, I/O and control sides, 10 SNAP Ethernet-Based I/O Units Protocols and Programming Guide 157
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SNAP ETHERNET-BASED I/O UNITS PROTO
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Table of Contents Chapter 1: Introd
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Non-velocity Algorithms............
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Disconnecting......................
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Data Logging Configuration—Read/W
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Chapter 1 Introduction CHAPTER 1 We
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About this Guide CHAPTER 1: INTRODU
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For Help CHAPTER 1: INTRODUCTION If
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FEATURE CHAPTER 1: INTRODUCTION Ema
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CHAPTER 1: INTRODUCTION This task C
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CHAPTER 2 Chapter 2 Overview of Pro
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Referencing SNAP I/O Points CHAPTER
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Analog and Digital Systems (N Brain
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Digital-Only Systems The following
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I/O Point Types CHAPTER 2: OVERVIEW
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CHAPTER 2: OVERVIEW OF PROGRAMMING
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Watchdog (Digital and Analog Points
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Streaming Data CHAPTER 2: OVERVIEW
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Logging Data Area Number of Bytes I
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Using PID Loops What is a PID? CHAP
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Equations Common to All Algorithms
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CHAPTER 3 Chapter 3 Using the SNAP
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CHAPTER 3: USING THE SNAP ETHERNET
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Environment Visual Basic 6 Internet
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MemMap Example Code CHAPTER 3: USIN
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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
Page 115 and 116: Status Area Read—Read Only This i
Page 117 and 118: Date and Time Configuration—Read/
Page 119 and 120: Security Configuration—Read/Write
Page 121 and 122: Serial Module Configuration—Read/
Page 123 and 124: Wiegand Serial Module Configuration
Page 125 and 126: SNMP Configuration—Read/Write (Do
Page 127 and 128: Starting Address Length Type Descri
Page 131 and 132: Digital Point Read—Read Only NOTE
Page 133 and 134: Analog Point Read—Read Only See
Page 135 and 136: Analog and Digital Point Configurat
Page 137 and 138: Digital Events and Reactions—Read
Page 141 and 142: Analog Point Calculation and Set—
Page 143 and 144: Analog Read and Clear/Restart—Rea
Page 149 and 150: Serial Event Configuration—Read/W
Page 157 and 158: Data Log—Read/Write (Does not app
Page 159 and 160: Appendix B Table of Offsets Introdu
Page 161 and 162: Module Point (Decimal) Point (Hex)
Page 163 and 164: Index A access, setting up SNMP sec
Page 165: error codes IEEE 1394-based protoco
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