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Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module manuale d’uso - BKManuals
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Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module manuale d’uso

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La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module
- nome del fabbricante e anno di fabbricazione Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Diamond Systems in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Diamond Systems 16-Channel 12-Bit Analog Output PC/104 Module. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    RUBY - MM - 1612 16 - Channel 12 - Bit Analog Output PC/104 Module User Manual V1.1  Copyright 2001 Diamond Systems Corporation 8430 - D Central Ave. Newark, CA 94560 Tel (510) 456 - 7800 Fax (510) 45 - 7878 techinfo@diamondsystems.com www.dia mondsystems.com[...]

  • Pagina 2

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 2 TABLE OF CONTENTS 1. DESCRIPTION .......................................................................................................................................... 3 2. I/O HEADER PINOUT ...............................................................................[...]

  • Pagina 3

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 3 RUBY - MM - 1612 16 - Channel Analog Output PC/104 Module 1. DESCRIPTION Ruby -MM- 1612 is a PC/104 - format data acquisition board that provides analog outputs and digital I/O for process control and other applications. Below is a summary of key features: Analog Outputs Ru[...]

  • Pagina 4

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 4 2. I/O HEADER PINOUT Ruby -MM- 1612 provides a 50 - pin right - angle header labeled J3 for all user I/O. This header is located on the right side of the board. Pins 1, 2, 49, and 50 are marked to aid in proper orientation. A standard 50 - pin cable - mount IDC (insulation [...]

  • Pagina 5

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 5 3. BOARD CONFIGURATION Refer to the Drawing of Ruby - MM - 1612 on Page 8 for locations of headers described in Chapters 3 and 4. Base Address Each board in the system must have a diff erent base address. Use the pin header labeled J5, base address. The numbers above the ju[...]

  • Pagina 6

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 6 4. ANALOG OUTPUT RANGE CONFIGURATION Refer to the Drawing of Ruby - MM - 1612 on Page 8 for locations of headers described in Sections 3 and 4. Refer to Figure 4.1 on Page for an expla nation of the voltage reference circuitry. Also refer to Table 4.1 for a quick guide to o[...]

  • Pagina 7

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 7 Table 4.1: Analog Output Configuration (Header J4) Range 5 F A B U 0 - 5V: X X X 0 - 10V: X X +/ - 5V: X X X +/ - 10V: X X 0 - 2.5V: X X X or X X +/ - 2.5V: X X X or X X An X means that a jumper is installed in that location. Only one half of pin header J4 is shown. Positio[...]

  • Pagina 8

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 8 5. RUBY - MM - 1612 BOARD DRAWING J1: PC/104 8 - bit bus header J2: PC/104 16 - bit bus header (not used) J3: User I/O header J4: Analog output range configuration he ader J5: Base address selection header J6: ISP header for factory use only; do not connect[...]

  • Pagina 9

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 9 6. I/O MAP Ruby -MM- 1612 occupies 8 consecutive 8 - bit locations in I/O space. For example, the default base address is 300 Hex (768 Decimal); in this case the boar d occupies addresses 300 - 307 (768 - 775). The first 2 locations are used individually for each analog out[...]

  • Pagina 10

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 10 7. REGISTER DEFINITIONS Base + 0, Write: DAC LSB register Bit No. 7 6 5 4 3 2 1 0 Name DA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0 DA7 - 0 D/A data bits 7 - 0. DA0 is the LSB (least significant bit). Base + 1, Wri te: DAC MSB register Bit No. 7 6 5 4 3 2 1 0 Name X X X X DA11 DA10 DA9[...]

  • Pagina 11

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 11 Base + 3, Write: External trigger register Bit No. 7 6 5 4 3 2 1 0 Name X X X X X X X TRIGEN X Bit not used. These bits will be ignored. TRIGEN Ext ernal trigger enable. 1 = enable, 0 = disable. When external trigger is enabled, digital I/O line C0 will update all DACs sim[...]

  • Pagina 12

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 12 8. 82C55 DIGITAL I/O CH IP OPERATION This is a short form description of the 82C55 digital I/O chip on the board. A full datasheet is included at the back of this manual. 82C55 Register Map Base + n, Dir, Function D7 D6 D5 D4 D3 D 2 D1 D0 4, R/W, Port A A7 A6 A5 A4 A3 A2 A[...]

  • Pagina 13

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 13 9. ANALOG OUTPUT RANGES AND RESOLUTION The table below lists the available fixed full - scale output ranges and their corresponding actual full - scale voltage ranges and resolution. For any output range, the resolution is equal to the maximum possible range of output volt[...]

  • Pagina 14

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 14 10. D/A CODE COMPUTATION Two different methods are used to compute the 12 - bit D/A code used for analog output operat ions. For unipolar output ranges (positive voltages only), straight binary coding is used. For bipolar output ranges (both positive and negative voltages)[...]

  • Pagina 15

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 15 Offset Binary Coding (for bipolar output ranges) This method takes into account the fact that the lowest output voltage is not zero but a negative value. The output voltage is given by: Output Voltage = (Output Code / 2048) x Full - Scale Voltage - Full - Scale Voltage Exa[...]

  • Pagina 16

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 16 11. HOW TO GENERATE AN A NALOG OUTPUT This chapter describes how to generate an analog output directly (without the use of the driver software ). Ruby -MM- 1612 has 12 - bit resolution analog outputs. However, data is written to the board in 8 - bit bytes. Therefore two by[...]

  • Pagina 17

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 17 Examples Single channel output Assume ch annels 0 - 7 are configured for 0 - 5V. To set channel 0 to 3V, do the following: D/A code is 3V / 5V x 4096 = 2458 (value is rounded to nearest integer) LSB = 2458 AND 255 = 154 MSB = (2458 AND 3840) / 256 = 9 Step 1. Write 154 to [...]

  • Pagina 18

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 18 12. CALIBRATION PROCEDUR E Calibration requires a voltmeter (at least 5 digits of precision is preferred) and a miniature screwdriver to turn the potentiometer screws. The common lead of the voltmeter must be connected to analog ground (not digital gr ound). The best sourc[...]

  • Pagina 19

    Copyright 2001 Diamond Systems Corp. Ruby - MM - 1612 User Manual V1.1 P. 19 13. SPECIFICATIONS Analog Outputs No. of outputs 16 voltage outputs Resolution 12 bits (1 part in 40 96) Fixed output ranges 0 - 5V, 0 - 10V unipolar, ± 5V, ± 10V bipolar Adjustable output range Preset to 2.5V for 0 - 2.5V, ± 2.5V output ranges Can be adjusted anywhere [...]

  • Pagina 20

    1 June 1998 82C55A CMOS Pr ogrammable P eripheral Interface Features • Pin Compatible with NMOS 8255A • 24 Programmab le I/O Pins • Fully TTL Compatible • High Speed, No “W ait State” Operation with 5MHz and 8MHz 80C86 and 80C88 • Direct Bit Set/Reset Capability • Enhanced Control W ord Read Capability • L7 Process • 2.5mA Drive[...]

  • Pagina 21

    2 Functional Diagram Pin Description SYMBOL PIN NUMBER TYPE DESCRIPTION V CC 26 V CC : The +5V power supply pin. A 0.1 µ F capacitor between pins 26 and 7 is recommended for decoupling. GND 7 GROUND D0-D7 27-34 I/O DATA BUS: The Data Bus lines are bidirectional three-state pins connected to the system data bus. RESET 35 I RESET: A high on this inp[...]

  • Pagina 22

    3 Functional Description Data Bus Buffer This three-state bi-directional 8-bit buff er is used to interf ace the 82C55A to the system data bus . Data is transmitted or received b y the buff er upon ex ecution of input or output instructions by the CPU . Control words and status inf orma- tion are also transf erred through the data bus b uff er . Re[...]

  • Pagina 23

    4 P orts A, B, and C The 82C55A contains three 8-bit por ts (A, B, and C). All can be configured to a wide variety of functional characteristics by the system softw are but each has its own special f eatures or “personality” to fur ther enhance the power and fle xibility of the 82C55A. Po r t A One 8-bit data output latch/buffer and one 8-bit[...]

  • Pagina 24

    5 The modes f or P or t A and P or t B can be separately defined, while P or t C is divided into two portions as required by the P or t A and P or t B definitions. All of the output registers, including the status flip-flops, will be reset whene ver the mode is changed. Modes ma y be combined so that their functional definition can be “tailo[...]

  • Pagina 25

    6 Mode 0 (Basic Input) Mode 0 (Basic Output) Mode 0 Configurations CONTROL WORD #0 CONTROL WORD #2 CONTROL WORD #1 CONTROL WORD #3 tRA tHR tRR tIR tAR tRD tDF RD INPUT CS, A1, A0 D7-D0 tA W tW A tWB tWW tWD tD W WR D7-D0 CS, A1, A0 OUTPUT 1 D7 0 D6 0 D5 0 D4 0 D3 0 D2 0 D1 0 D0 8 P A7 - P A0 4 PC7 - PC4 4 PC3 - PC0 8 PB7 - PB0 D7 - D0 82C55A A B C[...]

  • Pagina 26

    7 CONTROL WORD #4 CONTROL WORD #8 CONTROL WORD #5 CONTROL WORD #9 CONTROL WORD #6 CONTROL WORD #10 CONTROL WORD #7 CONTROL WORD #11 Mode 0 Configurations (Continued) 1 D7 0 D6 0 D5 0 D4 1 D3 0 D2 0 D1 0 D0 8 P A7 - P A0 4 PC7 - PC4 4 PC3 - PC0 8 PB7 - PB0 D7 - D0 82C55A A B C 1 D7 0 D6 0 D5 1 D4 0 D3 0 D2 0 D1 0 D0 8 P A7 - P A0 4 PC7 - PC4 4 PC3 [...]

  • Pagina 27

    8 Operating Modes Mode 1 - (Strobed Input/Output). This functional configura- tion provides a means f or transf erring I/O data to or from a specified por t in conjunction with strobes or “hand shaking” signals. In mode 1, port A and por t B use the lines on por t C to generate or accept these “hand shaking” signals. Mode 1 Basic Function[...]

  • Pagina 28

    9 INTR (Interrupt Request) A “high” on this output can be used to interrupt the CPU when and input de vice is requesting ser vice. INTR is set b y the condition: STB is a “one”, IBF is a “one” and INTE is a “one”. It is reset by the f alling edge of RD . This procedure allows an input de vice to request service from the CPU by simpl[...]

  • Pagina 29

    10 Operating Modes Mode 2 (Strobed Bi-Directional Bus I/O) The functional configuration provides a means f or communi- cating with a peripheral device or structure on a single 8-bit bus f or both transmitting and receiving data (bi-directional bus I/O). “Hand shaking” signals are pro vided to maintain proper bus flo w discipline similar to Mo[...]

  • Pagina 30

    11 FIGURE 11. MODE CONTROL WORD FIGURE 12. MODE 2 NO TE: Any sequence where WR occurs before A CK and STB occurs before RD is permissible. (INTR = IBF • MASK • STB • RD ÷ OBF • MASK • ACK • WR) FIGURE 13. MODE 2 (BI-DIRECTIONAL) 1 D7 D6 D5 D4 D3 D2 D1 D0 CONTROL W ORD 1/0 1/0 1 1/0 PC2-PC0 1 = INPUT 0 = OUTPUT PORT B 1 = INPUT 0 = OUTP[...]

  • Pagina 31

    12 MODE 2 AND MODE 0 (INPUT) MODE 2 AND MODE 0 (OUTPUT) MODE 2 AND MODE 1 (OUTPUT) MODE 2 AND MODE 1 (INPUT) FIGURE 14. MODE 2 COMBINA TIONS 1 D7 1 D6 D5 D4 D3 D2 D1 D0 CONTROL W ORD PC7 8 STBA P A7-P A0 OBF A IBF A PC5 PC2-PC0 3 RD PC2-PC0 1 = INPUT 0 = OUTPUT A CKA PC6 INTRA PC3 I/O PC4 PB7-PB0 01 1/0 8 WR 1 D7 1 D6 D5 D4 D3 D2 D1 D0 CONTROL W OR[...]

  • Pagina 32

    13 Special Mode Combination Considerations There are se veral combinations of modes possib le. F or any combination, some or all of P or t C lines are used f or control or status. The remaining bits are either inputs or outputs as defined by a “Set Mode” command. During a read of P or t C, the state of all the P or t C lines, e xcept the ACK a[...]

  • Pagina 33

    14 Reading P ort C Status (Figures 15 and 16) In Mode 0, P or t C transf ers data to or from the peripheral de vice. When the 82C55A is programmed to function in Modes 1 or 2, P or t C generates or accepts “hand shaking” signals with the peripheral device . Reading the contents of P or t C allows the prog rammer to test or verify the “status?[...]