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ETAS ES415.1 User Manual Download Page 94

ES415.1 - User’s Guide

94

ETAS

8.2.5

CBEX400.1 Cable 

Fig. 8-15

CBEX400.1 Cable

Ethernet extension cable to increase the length of ES4xx/ES63x/ES93x Ethernet
cables. Can also be used to connect ES4xx via PC, ES600 or ES1135 alternatively
while keeping cable installation through bulkhead. 

Robust, waterproof and dust-proof (IP67). 

Temperature rated for: -40 °C to +125 °C / -40 °F to +257 °F 

8.2.6

ES4xx_BRIDGE

Fig. 8-16

ES4xx Bridge

Ethernet bridge connecting blocked ES400 modules. Facilitates very compact
measurement setups. IP67 compliant. 

Product

Length

Order number

CBEX400.1-3

3 m

F 00K 105 294

Product

Order number

ES4xx_BRIDGE

F 00K 105 684

Summary of Contents for ES415.1

Page 1: ...ES415 1 High Definition A D Module with Sensor Supply User s Guide...

Page 2: ...single license Using and copying is only allowed in concurrence with the specifications stipulated in the contract Under no circumstances may any part of this document be copied reproduced transmitte...

Page 3: ...3 Intended Use 9 3 ES400 Product Family 14 3 1 Wiring Concepts in Test Vehicles 14 3 2 Features of the ES400 Line 15 3 2 1 Advantages of the Decentral Wiring Concept 15 3 2 2 Further Features 15 3 3...

Page 4: ...7 35 5 2 Assembly 36 5 2 1 How to Connect and Attach ES400 Modules 36 5 2 2 Connecting Several ES400 Modules Mechanically 37 5 2 3 Attaching ES400 Modules to Other Components Using the Integrated Asse...

Page 5: ...e Product 73 7 1 5 Cleaning the product 73 7 1 6 Mechanical Data 73 7 1 7 Modules in one chain 73 7 2 RoHS conformity 74 7 2 1 European Union 74 7 2 2 China 74 7 3 CE marking 74 7 4 Product return and...

Page 6: ...urement Probes and Cables 98 8 4 1 CBN400 1 Isolating Measurement Probe 98 8 4 2 CBN401 1 Isolating Measurement Probe 98 8 4 3 CBN41x 1 Current Probe 99 8 4 4 CBN42x 1 Sensor Cable 100 8 4 5 CBN430 1...

Page 7: ...this manual are identified with the danger symbol shown below The safety notices shown below are used for this purpose They provide notes to extremely important information Please read this informatio...

Page 8: ...following typographical conventions are used Important notes for the user are presented as follows 1 3 Scope of Supply Prior to the initial commissioning of the module please check whether the mod ule...

Page 9: ...integrator General safety at work The existing regulations for safety at work and accident prevention must be fol lowed All applicable regulations and statutes regarding operation must be strictly fol...

Page 10: ...ge For example use a car battery or a suitable lab power sup ply Use exclusively lab power supplies with double protection to the supply system with double insulation with reinforced insulation DI RI...

Page 11: ...Cabling Approved cables Use exclusively ETAS cables at the connections of the module Adhere to the maximum permissible cable lengths Do not use any damaged cables Cables may be repaired only by ETAS...

Page 12: ...at the location of their startup Do not transport the modules at the cable of the module or any other cables CAUTION Damage or destruction of the module is possible The modules of series ES400 are ap...

Page 13: ...should become necessary send the prod uct to ETAS Cleaning the module housing Use a dry or lightly moistened soft lint free cloth for cleaning the module housing Do not user any sprays solvents or abr...

Page 14: ...t the widely distributed sen sors with the measuring instruments Numerous usually long connection cables between the sensors and the measuring instruments bundled together to form several fat wiring h...

Page 15: ...of the ES400 line in addition to decentral cabling The ES400 modules have a very compact design Each module has an LED for localizing the module The High Definition A D Module with Sensor Supplys of...

Page 16: ...urdy metal housing is used for the ES415 1 it has ports on the front of the device so it can fit into tight spaces The ES415 1 is specifically designed to be installed in engine compartment but also i...

Page 17: ...is available for each sensor The use of a cable tail or whip solution with just one connector makes it possible to change the modules quickly within complex test setups 3 4 2 Daisy Chain Ports IN OUT...

Page 18: ...initialized yet green illuminated semi bright Normal yellow illuminated semi bright At least one sensor supply voltage is activated green flashing 0 1 s on 1 9 s off Standby No Ethernet connection es...

Page 19: ...tion A D Module with Sensor Supply is a member of the family of ES400 Modules The ES415 1 can acquire analog voltages at four input channels There is a sensor supply for every channel 4 electrically i...

Page 20: ...hannel 1 0 1 V 1 V 10 V 60 V 16 Bit A D Converter Digital Filter 16 Bit D A Converter Splitter Cable Connector TEDSInterface cable recognition IN Host direction 100 MBit s Overload Detection TEDSInter...

Page 21: ...el guarantees synchronous sampling of the measure signals Sample Rates for Rapid Prototyping Applications Sample rates to 10 kHz can be configured for measurement and calibration applications as well...

Page 22: ...on program e g INCA MDA the signal must be delayed to compensate for the group delay A special feature of the ES415 1 is the compensation of the group delay within the module The group delays of the a...

Page 23: ...1 Filter B fC CIC 10 kHz with compensation of the group delay 4 3 5 Maximum Input and Common Mode Voltages The maximum input voltage between two inputs and the maximum voltage between an input and the...

Page 24: ...ge UCMyz is to be calculated Uinx 10 V Uiny 5 V Uinz 10 V UCMxy 15 V max Uinx Uiny Uinz UCMxy UCMyz 60 V 10 V 5 V 10 V 15 V max UCMyz 60 V max UCMyz 60 V 40 V 20 V 4 3 6 Galvanically Isolation The sen...

Page 25: ...he ground of the sensor supply voltage channels is connected with the ground of the operating voltage of the module and protected with a fuse Overvoltage Protection Each sensor supply output is protec...

Page 26: ...protocol used for the modules avoids repeated transfer of protocol data which takes place for example in handshake based systems This makes a high bandwidth available for reference data Fig 4 7 Messag...

Page 27: ...he chain Each module in the chain receives bandwidth to transfer its measure data in freely selectable time slices assigned within the period of the binary counter The module uses the number of the ti...

Page 28: ...ing from this makes precise analysis of the correlations of measure signals possible Synchronizing the Modules and INCA Signal Processing Data transfer does not require synchronization of the local ti...

Page 29: ...ch time slice see Fig 4 9 on page 29 Independently of this control variables can be transferred at the same time from the PC to the modules Control variables Measured values M1 Rate 10 kHz Signal inje...

Page 30: ...me module 2 to every fifth Ethernet frame and module 3 to every second Ethernet frame bottom figure Independently of this control variables can be transferred at the same time from the PC to the modul...

Page 31: ...split the module chain Swap the existing connection cable between the two modules for a Y boost cable for additional direct feeding of the supply voltage The module chain is now closed again and the p...

Page 32: ...s of the following modules nine ES420 1 or ES421 1 and four ES410 1 or ES411 1 or ES413 1 without sensor feeding and one ES441 1 Example 5 With a minimum voltage of 7 7 V no additional feeding is nece...

Page 33: ...y to the PC s Ethernet port No additional devices or interface converters are necessary 4 8 Firmware Update The firmware of the module can be updated by the user so that future versions of the module...

Page 34: ...on wheel suspensions or directly on the engine and the temperature resistance of the modules for example do not assemble modules on the engine turbocharger exhaust manifold or within their vicinity 5...

Page 35: ...pointing upwards or that liquids can drain away Fig 5 1 Position of the Pressure Balance Element Standing liquids or liquids which do not flow away from the pressure balance element can permanently d...

Page 36: ...orm a measuring instrument block cascading The two integrated assembly elements also make it possible to screw the modules directly onto other components parts of the vehicle body units Fig 5 3 Access...

Page 37: ...ng Several ES400 Modules Mechanically You can combine any ES400 modules with each other using the integrated assembly elements of the ES400 modules Here you connect the ES400 modules using the integra...

Page 38: ...quire a 2 mm Allen key minimum length 20 mm To connect the modules 1 Insert the Allen key into a hexagon socket on the right hand side of the right hand module Fig 5 6 Connected ES400 Modules 2 Screw...

Page 39: ...ES400 Modules to Other Components Using the Integrated Assembly Elements The integrated assembly elements of the ES400 modules can not only be used to connect modules to each other but also to connect...

Page 40: ...s of the mod ule with the drill holes 3 Insert the Allen key into a hexagon socket on the right hand side of the module 4 Screw the two parts together by turning the Allen key clockwise as far as it w...

Page 41: ...nnect the ES400 module to other modules you require a 2 mm Allen key minimum length 20 mm To connect to other modules 1 Assemble other modules in accordance with the procedure described in the section...

Page 42: ...ES4xx angle bracket left 2 Connect the module with additional modules as required 3 Connect the ES4xx angle bracket with the DIN rail Fig 5 9 Fastening to an ES4xx Angle Bracket left using the Integr...

Page 43: ...dule Both parts are now mechanically connected on one side 5 Insert the hex key in the other hexagon head of the module 6 Screw the parts together by turning the hex key clockwise to the stop within t...

Page 44: ...ponents with Screws Here you connect the ES400 module to the component using two additional M3 screws which are screwed into the drill holes of the component The integrated assembly elements of the mo...

Page 45: ...s in the component 3 Insert one screw into a hole in the component 4 Screw the screw from the right hand side of the component into the module Both parts are now connected mechanically on one side 5 I...

Page 46: ...nly connect the modules with each other but also with DIN rails For this fastening variant you connect the ES400 module with the DIN rail using an ES4xx angle bracket right and two additional M3 screw...

Page 47: ...odule with the through bores of the ES4xx angle bracket right 3 Insert one screw through the bore of the ES4xx angle bracket right 4 Fasten the screw with the module from the right side of the ES4xx a...

Page 48: ...onnected with the ES4xx angle bracket right as a single module and fastened to the DIN rail using screws Connecting the ES4xx Angle Bracket with the DIN Rail Connecting the ES4xx Angle Bracket right w...

Page 49: ...dule are not used Fastening ES400 Modules on DIN Rails using Cable Fasteners For this fastening variant the ES400 module or ES400 module blocks are con nected with an ES4xx angle bracket right or with...

Page 50: ...ES415 1 User s Guide 50 Getting Started ETAS 5 3 Drilling Template Fig 5 13 Drilling Template...

Page 51: ...and easily be compared with INCA reference measurements The drive recorder ES720 1 can automatically transfer the recorded measure data encrypted and compressed via LAN WLAN or wireless radio to cust...

Page 52: ...gnals are processed directly in the Rapid Prototyping model The ES910 3 or RTPRO PC can access all customary ECU interfaces ETK XETK CAN LIN FlexRay and calculate the new control functions in the bypa...

Page 53: ...able in Fig 5 16 Function Order name 1 Power supply cable CBP120 CBP1205 2 Host connection cable CBE100 3 Power supply and Ethernet cable Daisy Chain modules CBEP430 CBEP4305 4 ETK connection cable CB...

Page 54: ...g 5 17 Function Order name 1 ES520 ES59x ES6xx ES1120 or ES1135 Ethernet cable CBE130 CBE140 2 Power supply and Ethernet cable Daisy Chain modules CBEP430 CBEP4305 ECU ECU Ambient Exhaust Pressure Lam...

Page 55: ...nnection cable CBE200 3 Power supply and Ethernet cable Daisy Chain modules CBEP430 CBEP4305 4 ETK connection cable CBM150 5 6 CAN LIN FLX connection cable CAN LIN FLX combined at ES910 3 at ES921 1 C...

Page 56: ...E330 con nected to cable 2 2 Ethernet connection cable 1 Gbit s CBE230 con nected to cable 1 3 Power supply and Ethernet cable Daisy Chain modules CBEP430 CBEP4305 ECU ECU Ambient Exhaust Pressure Lam...

Page 57: ...RO PC Rapid Prototyping Cable in Fig 5 20 Function Order name 1 Power supply and Ethernet cable PC and Daisy Chain modules CBEP410 CBEP4105 CBEP415 CBEP4155 2 CAN and FlexRay Y interface cable CBCF100...

Page 58: ...nue using the existing cabling of your measuring setup Cable CBAV413 1 If you replaced IPETRONIK M SENS modules with ES415 1 modules in your measuring setup the use of these adapter cables enables you...

Page 59: ...3 Continue to wire or connect further modules as described above To wire the first module with the PC and the power supply 1 Connect the combined Ethernet and power supply cable to the IN port of the...

Page 60: ...the combined Ethernet and power supply cable to the OUT port of the ES415 1 of the last module of the chain towards the PC 3 Connect the combined Ethernet and power supply cable to the IN port of the...

Page 61: ...Ds flash ing green Check that the function for automatic change to energy saving mode on your PC Card has been disabled1 Disable this function Did you configure the net work card correctly INCA Config...

Page 62: ...t assigned the same IP address to two module chains Is the module supplying usable data Check that the sensor is connected cor rectly Data is lost during data transfer Are you using WLAN in your test...

Page 63: ...again Load the measuring configuration again If the LED continues to show red send the module to ETAS for repair The firmware of one or more mod ules cannot be updated Is the module to be updated in...

Page 64: ...symbol 1 2 Enter regedit in the entry field 1 3 Push ENTER Windows 10 1 1 Rightclick on the Windows symbol 1 2 Click on Search 1 3 Enter regedit in the entry field 1 4 Push ENTER The registry editor i...

Page 65: ...again to re initialize it Cause Network Adapter temporarily has no IP Address Whenever you switch from a DHCP company LAN to the ETAS hardware net work it takes at least 60 seconds until ETAS hardwar...

Page 66: ...n the Control Panel Windows 7 10 1 1 Click on the Windows symbol 1 2 Click on Control Panel Windows 8 1 1 1 Click on the Windows symbol 1 2 Enter Control Panel in the entry field 1 3 Push ENTER 2 Clic...

Page 67: ...find any Ethernet hardware at all although the configuration parameters are correct Some actions in ETAS products can lead to problems if the firewall is not properly parameterized e g when opening t...

Page 68: ...mentation of your firewall program Below is a sample description about how to configure the Windows firewall if the hardware access is being blocked Solution for Windows Firewall user with administrat...

Page 69: ...ministrator rights This chapter is directed at users with restricted rights e g no changes to the system restricted write permissions local login Working with an ETAS product requires the rights Write...

Page 70: ...mental conditions as well as the mechanical data 7 1 1 Product labeling The following symbols are used for product labeling Symbol Description Prior to operating the product be sure to read the user s...

Page 71: ...6 Electrical equipment for measurement control and laboratory use EMC requirements EN 61000 6 2 Immunity industrial environments 1 EN 61000 6 4 Emission standard industrial environ ments 1 The module...

Page 72: ...er direction and axis 10 Units under test active ISO 16750 3 Sec 4 3 Drop test Number of drops 2 Height 1 m Surface concrete steel Units under test passive ISO 16750 4 Sec 5 2 Phased temperature test...

Page 73: ...n one chain Operating temperature range 40 C to 120 C 40 F to 248 F Storage temperature range module without packaging 40 C to 125 C 40 F to 257 F Implementation altitude max 5000 m 16400 ft Protectio...

Page 74: ...for the product is available upon request 7 4 Product return and recycling The European Union EU has issued the guideline on waste electric and elec tronic equipment Waste Electrical and Electronic E...

Page 75: ...tem Requirements This section tells you what hardware and software is needed to operate your ES415 1 module 7 7 1 Hardware Power supply Operation of the modules requires a power supply voltage of 5 V...

Page 76: ...x Configuration Tool V1 3 4 and higher from ES4xx_DRV_SW stand alone operation HSP V9 9 3 and higher Measurement and Calibration MC INCA V7 0 and higher with INCA Add On ES4xx V1 3 4 and higher Rapid...

Page 77: ...Interface IN Connection Note ETAS guarantees measurement accuracy of the ES415 1 for one year Please use our calibration service see section 4 9 on page 33 Note Unless otherwise specified all data app...

Page 78: ...0 mA Max 6 W at 12 V DC Powerconsumption standby sensors not connected room temperature Typ 25 mW at 12 V DC Polarity inversion protection load dump protection 1 With CBEP410 CBEP4105 CBEP415 CBEP4155...

Page 79: ...pple voltage Vpp measurement limited to 80 MHz 20 mV Max voltage drift temperature 1 1 2 mV K Output current 30 mA Input channels 4 with separate sensor power supply A D converter One A D converter pe...

Page 80: ...mV UIN 0 05 60 V measurement range 16 mV UIN 0 2 Max voltage drift temperature temperature range 40 C to 85 C 100 mV measurement range 8 V K 1 V measurement range 8 V K 10 V measurement range 36 V K...

Page 81: ...dually for each channel Hardware input filter Low pass 4th order Butterwoth Cutoff frequency 50 kHz Digital low pass filter CIC filter sinc filter automatic filter set ting with selection of scanning...

Page 82: ...Connector The following plug is mounted on IN connector LEMO 1B 8 pin L coding connection identified in green Note All connectors are shown with a view of the front of the ES415 1 All shields are at c...

Page 83: ...cket is mounted on OUT connector LEMO 1B 8 pin A coding connection identified in yellow Pin Signal Meaning 1 UBatt Operating voltage 2 UBatt Operating voltage 3 Ground Ground 4 RX Received data plus 5...

Page 84: ...l 4 input minus 10 CH4 S Sensor channel 4 Sensor supply voltage plus 11 CH4 SGND Sensor channel 4 Sensor supply voltage GND 12 CH1 S Sensor channel 1 Sensor supply voltage plus 13 CH1 SGND Sensor chan...

Page 85: ...wing topics Combined Ethernet and Power Supply Cable on page 86 Ethernet Cable on page 92 Cable for the Connection Sensor on page 95 Measurement Probes and Cables on page 98 Protective Caps on page 10...

Page 86: ...use combined ethernet and power supply cables with standard banana plugs or with safety banana plugs DANGER Dangerous electrical voltage Connect the power cable only with a suitable vehicle battery or...

Page 87: ...IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 1 3 CBEP4105 1 Cable Fig 8 2 CBEP4105 1 Cable Connection of an ES4xx ES63x ES93x module to PC and power supply stand alone operation Supply bat...

Page 88: ...IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 1 5 CBEP4155 1 Cable Fig 8 4 CBEP4155 1 Cable Connection of an ES4xx ES63x ES93x module to PC and power supply stand alone operation Supply bat...

Page 89: ...IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 1 7 CBEP4205 1 Cable Fig 8 6 CBEP4205 1 Cable Ethernet and voltage supply connection of an ES4xx ES63x ES93x measurement module with an ES600 n...

Page 90: ...IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 1 9 CBEP4255 1 Cable Fig 8 8 CBEP4255 1 Cable Ethernet and voltage supply connection of an ES4xx ES63x ES93x measurement module with an ES600 n...

Page 91: ...Temperature rated for 40 C to 125 C 40 F to 257 F 8 1 11 CBEP4305 1 Cable Fig 8 10 CBEP4305 1 Cable To chain ES4xx ES63x ES93x modules and connect an ES4xx ES63x ES93x chain to an ES910 3 Rapid Proto...

Page 92: ...replaceable standard fuse MINI flat automotive fuse quick response 3 A 58 V Robust waterproof and dust proof IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 2 2 CBE401 1 Cable Fig 8 12 CBE401...

Page 93: ...125 C 40 F to 257 F 8 2 4 CBE431 1 Cable Fig 8 14 CBE431 1 Cable Highly flexible cable for chaining successive ES4xx ES63x ES93x modules Not compatible with ES59x ES6xx ES11xx For connecting this mod...

Page 94: ...S1135 alternatively while keeping cable installation through bulkhead Robust waterproof and dust proof IP67 Temperature rated for 40 C to 125 C 40 F to 257 F 8 2 6 ES4xx_BRIDGE Fig 8 16 ES4xx Bridge E...

Page 95: ...of a cable section to the signals of a measurement channel n is shown in the table Notes about the Application If you replaced modules with BNC cabling with ES4xx modules in your measuring setup the u...

Page 96: ...niversal cable CBAV411 1 sensors or measuring transducers can be connected to the ES4xx module You can customize the open connection of sensor cable CBAV411 1 and adapt it to the specific plug connect...

Page 97: ...ls of a measurement channel n is represented in the table Notes about the Application If you replaced IPETRONIK M SENS modules with ES4xx modules in your measur ing setup the use of these adapter cabl...

Page 98: ...to 85 C 8 4 2 CBN401 1 Isolating Measurement Probe Fig 8 23 CBN401 1 Isolating Measurement Probe The CBN401 1 Isolating Measurement Probe for use with the ES411 1 ES415 1 module offers four input chan...

Page 99: ...t are integrated in a splitter cable and designed for the combined use with the ES411 1 ES415 1 A D module Application area Measuring high currents Temperature rated for 40 to 85 C Product Measurement...

Page 100: ...designed for the combined use with the ES411 1 ES415 1 A D module Application area potential free measuring of high currents with current trans formers from LEM series HTR or comparable current trans...

Page 101: ...current measuring channels that are integrated in a splitter cable and designed for the combined use with the ES411 1 ES415 1 A D module Application area precise measuring of temperatures with platin...

Page 102: ...ap CAP_LEMO_1B protects the connection IN or OUT against dirt according to IP67 8 5 3 Cap CAP_LEMO_1B_LC Fig 8 31 Cap CAP_LEMO_1B_LC The cap CAP_LEMO_1B_LC protects the connection IN or OUT in an inex...

Page 103: ...H35 Stainless steel V2A For mounting on left side of an ES4xx module 8 6 2 Angle Bracket Right Fig 8 34 Angle Bracket Right Angle Bracket for mounting ES4xx modules to a DIN rail 35 x 7 5 EN 60715 TH3...

Page 104: ...of this Package ES4xx Safety Advice China RoHS leaflet_Com pact_green_cn Calibration Certification Note Cables are not part of the scope of supplies of the module and must be ordered separately see ch...

Page 105: ...05 680 Ethernet PC Connection and Power Supply Cable Power Feeder close to PC Lemo 1B FGL RJ45 Safety Banana 8fc 8mc 2mc 5 m CBEP4155 1 5 F 00K 110 027 Ethernet Connection and Power Supply Cable Lemo...

Page 106: ...Wires 22mc 4x2c 4 x 1m CBN400 1 1 F 00K 107 227 Voltage Probe 1000V Isolation 4 Channels 10V Range Souriau 8ST12 35 4xOpen Wires 22mc 4x2c 4 x 1m CBN401 1 1 F 00K 107 228 CBN410 1 Current Probe 100 A...

Page 107: ...105 298 Cap to protect open LEMO 1B sockets against dirt cost effective CAP_LEMO_1B_ LC F 00K 105 683 Cap to protect unused Souriau sockets against dirt and water CAP_SOURI AU_8STA F 00K 105 303 Orde...

Page 108: ...r details of your local sales office as well as your local technical support team and product hotlines take a look at the ETAS website Borsigstra e 24 Phone 49 711 3423 0 70469 Stuttgart Fax 49 711 34...

Page 109: ...ex Data Transfer Between an ES400 Module Chain and a PC 30 Fig 4 11 Transfer Scheme for Example 2 Simplified Not True to Scale 30 Fig 5 1 Position of the Pressure Balance Element 35 Fig 5 2 How to Att...

Page 110: ...Fig 8 4 CBEP4155 1 Cable 88 Fig 8 5 CBEP420 1 Cable 89 Fig 8 6 CBEP4205 1 Cable 89 Fig 8 7 CBEP425 1 Cable 90 Fig 8 8 CBEP4255 1 Cable 90 Fig 8 9 CBEP430 1 Cable 91 Fig 8 10 CBEP4305 1 Cable 91 Fig 8...

Page 111: ...B Binary counter 27 Block diagram 20 C Cable CBAV400 1 95 CBAV411 1 96 CBAV413 1 97 CBE400 2 92 CBE401 1 92 CBE430 1 93 CBE431 1 93 CBEP410 1 87 CBEP4105 1 87 CBEP415 1 88 CBEP4155 1 88 CBEP420 1 89...

Page 112: ...ut voltage resolution 80 L LED 18 Liquids 35 Localizing the module 15 M MAC address 27 Master function 26 Measurement accuracy adherence 77 Measurement error 80 Mechanical data 73 Module ID 26 Multi c...

Page 113: ...ssing 21 Software system requirements 76 Standards 71 Supply voltage 78 Synchronization of the timebases 28 Synchronization clock generator 28 System requirements 75 T Time slice procedure 27 Time sta...

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