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12090 South Memorial Parkway

Huntsville, Alabama 35803-3308, USA

(256) 880-0444  

w

 (800) 322-3616  

w

 Fax: (256) 882-0859

VMIVME-4122

8-channel 12-bit Analog Output Board

Product Manual

500-004122-000 Rev. E

Содержание VMIVME-4122

Страница 1: ...12090 South Memorial Parkway Huntsville Alabama 35803 3308 USA 256 880 0444 w 800 322 3616 w Fax 256 882 0859 VMIVME 4122 8 channel 12 bit Analog Output Board Product Manual 500 004122 000 Rev E...

Страница 2: ......

Страница 3: ...VMIC s Standard Conditions of Sale AMXbus BITMODULE COSMODULE DMAbus IOMax IOWorks Foundation IOWorks Manager IOWorks Server MAGICWARE MEGAMODULE PLC ACCELERATOR ACCELERATION Quick Link RTnet Soft Lo...

Страница 4: ......

Страница 5: ...ion 18 VMEbus Interface 19 Output DACs 20 VMIVME 4122 Buffers and Switches 20 Bit Multiplexer and Analog to Digital Converter 21 Board ID Register 22 Built in Power Converter and ADC Power Supply 23 D...

Страница 6: ...d 35 Analog Offset and Gain Calibrations 35 Calibrating the VMIVME 4122 Potentiometer Adjustments 35 Calibrating The VMIVME 4122 37 Chapter 3 Programming 41 Base Registers 42 Board ID Register 42 Exte...

Страница 7: ...122 Configuration Jumpers 31 Figure 2 2 VMIVME 4122 P2 Connector 33 Figure 2 3 VMIVME 4122 Potentiometer Locations 36 Figure 2 4 VMIVME 4122 37 Pin D Shell Calibration Connector 39 Figure 3 1 Flow Cha...

Страница 8: ...VMIVME 4122 8 channel 12 bit Analog Output Board 8...

Страница 9: ...lections 34 Table 3 1 VMIVME 4122 Board Register Map 42 Table 3 2 Word 0 Board Identification Register Bit Map Read 43 Table 3 3 External Trigger Status Bit Map 43 Table 3 4 Word 2 Control and Status...

Страница 10: ...VMIVME 4122 8 channel 12 bit Analog Output Board 10...

Страница 11: ...er DAC assigned to it two quad DACs After system resets the DACs are driven to zero volts and the field connect bit is cleared The VMIVME 4122 output is disconnected from the field wiring The analog v...

Страница 12: ...r Random update Non Scanning and simultaneous update Discrete wire or mass terminated cables External Transistor Transistor Logic TTL level simultaneous update input External TTL output capable of tri...

Страница 13: ...red in on board memory The data is modified by the board and sent to the corresponding output DAC Built In Test permits the user to select an output channel and determine if it is functioning properly...

Страница 14: ...ation guides are available from VMIC to assist the user in the selection specification and implementation of systems based on VMIC s products Digital Input Board Application Guide Document No 825 0000...

Страница 15: ...onstitutes a definite safety hazard Keep Away from Live Circuits Operating personnel must not remove product covers Component replacement and internal adjustments must be made by qualified maintenance...

Страница 16: ...notes a hazard It calls attention to a procedure practice or condition which if not correctly performed or adhered to could result in injury or death to personnel CAUTION denotes a hazard It calls att...

Страница 17: ...source or sink 10 mA at up to 10V Each output has a dedicated Digital to Analog Converter DAC assigned to it After system resets the DACs are driven to zero The analog outputs can be disconnected from...

Страница 18: ...tput Board Functional Organization The VMIVME 4122 is divided into the following functional categories Each category will be discussed in detail in this section of the manual Bus interface Data manipu...

Страница 19: ...ey are as follows 1 Data bus lines D00 to D15 2 Address lines A01 A02 A03 A04 3 Bus Control Signals a Write b DS0 DS1 Data Bus lines are bi directional and move data to and from the board through a 16...

Страница 20: ...n the VMIVME 4122 this reference voltage is selected by jumpers This determines the output voltage range of the DAC See Table 2 2 on page 30 for jumper configuration VMIVME 4122 Buffers and Switches T...

Страница 21: ...IT Multiplexer MUX will decode the channel that is stored in three bits of the register A write to the Board ADC Access Word Register will convert that channel s output voltage The VMIVME 4122 BIT use...

Страница 22: ...oard Board ID Register The first word location of the VMIVME 4122 family register set is a read write register It always reads 33XX HEX for the VMIVME 4122 the last two digits are Trigger Byte bits Se...

Страница 23: ...ower Supply Electrical power for the VMIVME 4122 analog circuitry is supplied by the on board DC to DC converter as shown in Figure 1 1 on page 24 The DC to DC converter transforms 5VDC from the VMEbu...

Страница 24: ...at channel is subsequently loaded In the internal mode a software generated signal in the Board Trigger Byte Register is required to cause an 8 channel simultaneous update In the last two modes an ext...

Страница 25: ...e enabled or disabled by the CSR register Status bits in the Board Trigger register are provided so that the controlling software can detect when a load has occurred Once detected the controller must...

Страница 26: ...26 1 VMIVME 4122 8 channel 12 bit Analog Output Board...

Страница 27: ...27 CHAPTER Configuration and Installation Contents Unpacking Procedures 28 Configuration 29 Analog Output Connector Description 30 Calibration 35 2...

Страница 28: ...ged item s Physical Installation NOTE Do not install or remove board while power is applied De energize the equipment and insert the board into an appropriate slot of the chassis While ensuring that t...

Страница 29: ...1 below and Table 2 2 on page 30 shows the analog output range settings Table 2 3 on page 30 shows the factory installed jumpers while Figure 2 1 on page 31 is a diagram of the user configurable jumpe...

Страница 30: ...N 2 3 2 3 2 3 5 0 to 5 0 OUT 2 3 IN OUT 2 3 2 3 2 3 10 0 to 10 0 OUT 2 3 OUT OUT 2 3 2 3 1 2 Table 2 3 VMIVME 4122 Analog Factory Installed Jumpers VMIVME 4122 Jumper E No Description Pins 1 2 Pins 2...

Страница 31: ...ctor Description 2 Figure 2 1 VMIVME 4122 Configuration Jumpers 20 1 37 19 P2 D1 C32 B32 A32 C1 B1 A1 P1 E1 E3 E6 T P 1 V R E F T P 2 A G N D T P 3 A D C I N P U T E7 E8 E9 E10 E4 E5 E11 E12 E15 E16 E...

Страница 32: ...nel Four Output 10 11 Channel Five Output 12 13 Channel Six Output 14 15 Channel Seven Output 16 17 Voltage Reference Output Low 18 Voltage Reference Output High 19 External Trigger Input 20 Ground An...

Страница 33: ...VIEW CABLE SIDE OF P2 CONNECTOR PIN 19 PIN 18 PIN 17 PIN 16 PIN 15 PIN 14 PIN 13 PIN 12 PIN 11 PIN 10 PIN 9 PIN 8 PIN 7 PIN 6 PIN 5 PIN 4 PIN 3 PIN 2 PIN 1 PIN 37 PIN 36 PIN 35 PIN 34 PIN 33 PIN 32 P...

Страница 34: ...ers Jumper E10 selects the required address modifier either nonprivileged supervisory or both nonprivileged and supervisory Table 2 5 Board Address Jumpers VMIVME 4122 E No Description Jumper Default...

Страница 35: ...lar 0 to 10VDC output 1 R1 Voltage Reference Adjust POT until test point TP1 10 240VDC 2 Adjust Output Voltage Span With selected channel at full scale adjust for maximum output then Adjust Output Vol...

Страница 36: ...nnel 12 bit Analog Output Board Figure 2 3 VMIVME 4122 Potentiometer Locations 20 1 37 19 P2 D1 C32 B32 A32 C1 B1 A1 P1 R1 R2 R3 R6 TP1 VREF TP2 AGND TP3 ADC INPUT R7 R8 R9 R20 R10 R19 R4 R5 R11 R12 R...

Страница 37: ...0 0 at TP3 d Adjust POT R18 until reading toggles 000 001 Bipolar With full scale negative 10 000VDC at TP2 ADC input monitoring a bipolar full scale negative DAC output channel adjust offset POT for...

Страница 38: ...for unipolar or bipolar range With full scale output 10 000 VDC at TP3 ADC input TP2 ADC GND monitoring a full scale DAC output channel adjust R19 for an output code of FFF a Write to all DACs 4095 b...

Страница 39: ...stors Front View Cable Side of P2 Connector PIN 19 PIN 18 PIN 17 PIN 16 PIN 15 PIN 14 PIN 13 PIN 12 PIN 11 PIN 10 PIN 9 PIN 8 PIN 7 PIN 6 PIN 5 PIN 4 PIN 3 PIN 2 PIN 1 PIN 37 PIN 36 PIN 35 PIN 34 PIN...

Страница 40: ...40 2 VMIVME 4122 8 channel 12 bit Analog Output Board...

Страница 41: ...e base VMEbus address is set by configuration of a jumper field A jumper exists for each of the addresses A15 through A7 thus the address space occupied by this board is 128 consecutive bytes Address...

Страница 42: ...esses Byte zero contains the unique Board ID Byte one see Table 3 2 on page 43 is used as external trigger status information When an external trigger is detected the LSB is set to indicate an externa...

Страница 43: ...ext trigger input This indicates the DAC was over run by the external signal The software did not refresh the DACs before the next update request was received Table 3 2 Word 0 Board Identification Reg...

Страница 44: ...low to allow off line testing Bit 11 to Bit 12 Reserved Not Used Bit 10 Two s Complement Reset or power up will disable 2 s complement read write data Default is logic 0 Bit 9 to Bit 10 Tmode 1 0 Trig...

Страница 45: ...register until the trigger command occurs Use of this mode allows all eight DAC channels to be loaded with new data without any output changes The simultaneous transfer of all data from the 8 input r...

Страница 46: ...event It does set its two bit status field to 00 A transition on the External Trigger pin such as a rising edge with external or falling edge with the external mode will cause a trigger event This wil...

Страница 47: ...on with one of the two external trigger modes for both self test and synchronizing up to three VMIVME 4122 boards under software control Note that any external driver must be set to Hi Z state must be...

Страница 48: ...ap Data Access Pointer Byte 4 Read Write Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 09 Bit 08 Reserved Data Access Pointer Byte 5 Read Write Bit 07 Bit 06 Bit 05 Bit 04 Bit 03 Bit 02 Bit 01 Bit 00...

Страница 49: ...the ADC Access Word The data written will be ignored but the analog to digital conversion process will begin Access must be a WORD write only 3 Test the ADC Busy Flag bit 0 of the ADC Status register...

Страница 50: ...that all data read or write operations access the input register only The input register s outputs drive the output register s inputs This write only output register s outputs drive the DAC conversio...

Страница 51: ...Name Access Indication 0 15 Word C Read Write DAC CH 2 Data Word Bit Position Bit Name Access Indication 0 15 Word E Read Write DAC CH 3 Data Word Bit Position Bit Name Access Indication 0 15 Word 10...

Страница 52: ...52 3 VMIVME 4122 8 channel 12 bit Analog Output Board...

Страница 53: ...re fully inserted into their proper connector location Connector pins are clean and free from contamination No components of adjacent boards are disturbed when inserting or removing the board from the...

Страница 54: ...VMIVME 4122 8 channel 12 bit Analog Output Board 54 Maintenance Prints User level repairs are not recommended The drawings and tables in this manual are for reference purposes only...

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