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Series IP236A Industrial I/O Pack

FIFO Buffered 16-Bit Analog Output Module

USER’S MANUAL

ACROMAG INCORPORATED

30765 South Wixom Road

P.O. BOX 437

Wixom, MI 48393-7037 U.S.A.

Tel: (248) 295-0310

Fax: (248) 624-9234

Data and specifications are subject to change without notice.

8500-889-B11M004

Содержание IP236A Series

Страница 1: ...tput Module USER S MANUAL ACROMAG INCORPORATED 30765 South Wixom Road P O BOX 437 Wixom MI 48393 7037 U S A Tel 248 295 0310 Fax 248 624 9234 Copyright 1999 Acromag Inc Printed in the USA Data and specifications are subject to change without notice 8500 889 B11M004 ...

Страница 2: ...TERFACE LOGIC 14 CONVERSION CONTROL LOGIC 15 DATA TRANSFER FROM FPGA TO DACs 15 INTERVAL TIMER 15 EXTERNAL TRIGGER 15 INTERRUPT CONTROL LOGIC 15 CALIBRATION MEMORY CONTROL LOGIC 15 5 0 SERVICE AND REPAIR 16 SERVICE AND REPAIR ASSISTANCE 16 PRELIMINARY SERVICE PROCEDURE 16 6 0 SPECIFICATIONS 16 PHYSICAL 16 ENVIRONMENTAL 16 ANALOG OUTPUT 17 INDUSTRIAL I O PACK COMPLIANCE 17 APPENDIX 18 CABLE MODEL 5...

Страница 3: ...s are set for bipolar operation the analog outputs are reset to 0 volts upon power up or receipt of a software or hardware reset This eliminates the problem of applying random output voltages to actuators during power on sequences Hardware Jumper Setting For Selection of DAC Ranges Both bipolar 5V 10V and unipolar 0 to 10V ranges are available The ranges can be selected on a per channel basis High...

Страница 4: ...ode to make possible simple control of all Acromag PCI boards 2 0 PREPARATION FOR USE UNPACKING AND INSPECTION Upon receipt of this product inspect the shipping carton for evidence of mishandling during transit If the shipping carton is badly damaged or water stained request that the carrier s agent be present when the carton is opened If the carrier s agent is absent when the carton is opened and...

Страница 5: ...tion of output voltage span The configuration of the jumpers for the different ranges is shown in Table 2 2 ON means that the pins are shorted together with a shorting clip OFF means that the clip has been removed The individual jumper locations are shown in Drawing 4501 735 Table 2 2 Analog Output Range Selections Jumper Settings Desired ADC Output Range VDC Output Span Volts Required Output Type...

Страница 6: ...and grounding connections External Trigger Input Output Signals The external trigger signals on pins 42 to 49 of the P2 connector can be programmed to accept a TTL compatible external trigger input signal or output hardware timer generated triggers to allow synchronization of multiple IP236A modules As an input the external trigger must be a 5 Volt logic TTL compatible debounced signal referenced ...

Страница 7: ... 1 IP236A ID Space Identification Format I Hex Offset From ID Base Address ASCII Character Equivalent Numeric Value Hex Field Description 01 I 49 All IP s have IPAC 03 P 50 05 A 41 07 C 43 09 A3 Acromag ID Code 0B 26 IP236A 8 IP Model Code1 0D 00 Not Used Revision 0F 00 Reserved 11 00 Not Used Driver ID Low Byte 13 00 Not Used Driver ID High Byte 15 0C Total Number of ID PROM Bytes 17 93 IP236A 8 ...

Страница 8: ...tiated 6 625 seconds after setting its corresponding Start Convert Bit Start Convert FIFO Full Status Register MSB LSB 07 06 05 04 03 02 01 00 Ch7 Ch6 Ch5 Ch4 Ch3 Ch2 Ch1 Ch0 When read this register is used to reflect the FIFO full status of the individual channel FIFO buffers The individual bits used to indicate FIFO Full status for each of the channel FIFOs is shown in the previous table A set b...

Страница 9: ...libration Coefficient Status register is a read only register and is used to access the calibration coefficient read data and determine the status of a read cycle initiated by the Calibration Coefficient Access register In addition this register is used to determine the status of a write cycle to the coefficient memory When set bit 1 of this register indicates the coefficient memory is busy comple...

Страница 10: ... be wired together for all channels modules to be synchronized The External Trigger input can be sensitive to external EMI noise which can cause erroneous external triggers If External Trigger Inputs are not required the External Trigger should be configured as an output BIT FUNCTION 4 0 Disable Interrupt 1 Enable Interrupt An interrupt request from the IP236A will be issued to the system if enabl...

Страница 11: ...hardware reset It is recommended that interrupts be enabled for a FIFO almost empty condition 64 16 or 4 samples or less left in the FIFO Upon this interrupt no more then 128 samples minus the threshold value 64 16 or 4 should be written to the FIFO Write accesses to this register typically require two wait states and can be a maximum of 4 wait states when the write overlaps with a FIFO read for D...

Страница 12: ...rier board documentation for compatibility details 1 Clear the global interrupt enable bit in the carrier board status register by writing a 0 to bit 3 2 Write the interrupt vector to the IP236A Module at base address 03H 3 Write to the carrier board interrupt Level Register to program the desired interrupt level per bits 2 1 0 4 Write 1 to the carrier board IP Interrupt Clear Register correspondi...

Страница 13: ... to the DAC channel to accurately generate the desired output voltage See the specification chapter for details regarding maximum calibrated error Data is corrected using a couple of formulas Equation 1 expresses the ideal relationship between the value Ideal_count written to the 16 bit DAC to achieve a specified voltage within the selected output range Equation 1 Ideal_ Count Count_ Span Desired_...

Страница 14: ... value is rounded to 8 197 and is equivalent to DFFB hex as a 2 s complement value 6 Execute Write of DFFB hex to the Channel 0 s FIFO Buffer port at Base Address 0CH 7 Execute Write of 0001H to the Start Convert Bit at Base Address 00H This starts the transfer of the digital data in Channel 0 s FIFO buffer to its corresponding DAC for analog conversions This will drive channel 0 s analog output t...

Страница 15: ...ted via two programmable counters an 8 bit Timer Prescaler and a 16 bit Conversion Timer The Timer Prescaler is clocked by the 8MHz board clock The output of the Timer Prescaler is then used to clock the Conversion Timer In this way the two counters are cascaded to provide variable time periods anywhere from 6 6 seconds to 2 0889 seconds The output of this interval counter is used to trigger the s...

Страница 16: ...CC rise time 100m Seconds Power IP236A Requirements 8 8E 5V Typical 92mA 5 Max 120mA 12V Typical 130mA 5 Max 170mA 12V Typical 160mA 5 Max 210mA ENVIRONMENTAL Operating Temperature Standard Unit 0 to 70 C E suffixed units 40 C to 85 C Note The extended temperature grade version of the DAC714 is no longer available from the manufacturer Acromag has performed operational tests of sampled commercial ...

Страница 17: ... is 0 2 FSR i e 20V SPAN max Gain Error is 0 25 maximum Settling Time 10uS to within 0 003 of FSR for a 20V step change load of 5K in parallel with 500pF Conversion Rate per channel 150KHz Maximum 100KHz recommended for specified accuracy Output Noise 120 nV Hz typical Output at Reset Bipolar Zero Volts Unipolar 5 Volts See Note 5 Board Warm up Time 10 minutes minimum Note 5 The hardware reset fun...

Страница 18: ...Industrial I O Pack IP Each Industrial I O Pack IP has its own unique P2 pin assignments Refer to the IP module manual for correct wiring connections to the termination panel Schematic and Physical Attributes See Drawing 4501 464 Field Wiring 50 position terminal blocks with screw clamps Wire range 12 to 26 AWG Connections to AVME9630 9660 APC8610 or APC8620 P1 50 pin male header with strain relie...

Страница 19: ...D TIGHTEN 4 PLACES THE RECOMMENDED TORQUE IS 0 226 NEWTON METER OR 2 INCH POUNDS OVER TIGHTENING MAY DAMAGE CIRCUIT BOARD 2 INSERT FLAT HEAD SCREWS ITEM A THROUGH SOLDER SIDE OF IP MODULE AND INTO HEX SPACERS ITEM B AND TIGHTEN 4 PLACES UNTIL HEX SPACER IS COMPLETELY SEATED THE RECOMMENDED TORQUE IS 0 226 NEWTON METER OR 2 INCH POUNDS OVER TIGHTENING MAY DAMAGE CIRCUIT BOARD 1 THREADED SPACERS ARE...

Страница 20: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 20 ...

Страница 21: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 21 ...

Страница 22: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 22 ...

Страница 23: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 23 ...

Страница 24: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 24 ...

Страница 25: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 25 ...

Страница 26: ...SERIES IP236A INDUSTRIAL I O PACK FIFO BUFFERED 16 BIT ANALOG OUTPUT MODULE ___________________________________________________________________________________________ 26 ...

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