Quantum-composers 9500 Plus Series Manual de usuario Pagina 1

9500 PPlluuss Series & 8510 Board Level Pulse Generator Operating Manual V1.2 QUANTUM COMPOSERS, INC 212 Discovery Drive Bozeman, MT 597

6 Front Panel Overview (Not applicable towards the 8510 board level series) 9500+ Front Panels Display Layout and Indicators A 4 line

7 • Numeric Keypad Allows numbers and alphanumeric values to be entered. When entering alphanumeric values, pressing a key will

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9 3 Pulse Concepts and Pulse Generator Operations

10 * St art source is: RUN but ton in Internal Modes Ex ternal input in External trigger modes ** Channels are armed by the RUN but ton.

11 Channel Timer Functions The Channel Timer functions as a non-retriggerable, delayed, one shot pulse generator. This means that the tim

12 Menus may include a number of different pages in which each page contains up to four parameters. The status block in the upper-left corner

13 • 3 D E F d e f 3 • 4 G H I g h i 4 • 5 J K L j k l 5 • 6 M N O m n o 6 • 7 P Q R S p q r s 7 • 8 T U V t u v 8 • 9 W X Y Z

14 Out: Selects between TTL/CMOS mode and Adjustable mode output. Pol: Sets the polarity of the pulse, active high or active low. Note: All

15 4 9500+ Menus

Contents 1 Introduction ... 1 Technical Support ...

16 9500+ Menus (Physical access of any display menu is not possible on the 8510 board level series.) 9500+ Menu Structure System MO

17 SYSTEM Menus Comm. Parameters Keypad Parameters Misc. Parameters Baud Rate Key Repeat Rate Auto Start Echo Enable Key Volume Dec

18 System Mode Menu To Mode To Mode To Mode To Mode MODE: Continuous MODE: Single Shot MODE: Bu

19 Setting the Channel Timing Parameters To define a pulse requires three parameters: The sync source, the delay to the active edge, and t

20 Enables the gate by selecting either active high or active low. This function is independent of any other use of the trigger input. Care s

21 Gate/Trig Menu Gate/Trigger Mode Gate/Trigger Mode Gate/Trigger Mode MODE: Disabled MODE: Triggered MODE

22 Setting Keypad Parameters The rate at which a key will repeat itself when pressed down may be set. This can be used to provide a controlle

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24 Recall Menu Recall Menu Configuration # Name Help Line Recalling System Configurations Use the following procedure to recall a stor

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Delaying the Start of Channel Output ... 20 Rate Menu ...

26 5 Operating the 9500+

27 Operating the 9500+ Quick Start - Normal Internal Rate Generator Operation The 9500+ has a powerful set of functions providing a

28 Edge: Press the NEXT key until the Edge parameter is high- lighted. Set the instrument to trigger off the rising edge or falling edge a

29 To Use System Burst Mode Function The RUN/STOP button generates a stream of "n" T0 pulses, where "n" is specified

30 Pressing the RUN/STOP key will now generate a continuous stream of pulses. To Use Channel Single Shot Function The Single Shot mode gene

31 To Use the Channel Gating Function Each channel may use the external input to gate or control its output. The gate controls the triggering

32 - Within the Rate menu Per: Set the period between pulses. - Within the Gate/Trig menu EXTin: Select Triggered mode. Level: Set the t

33 - Within the Gate/Trig menu EXTin: Select Gated mode. Level: Set the gate threshold level. Gate: Select active high or active low. Pre

34 6 Programming the 9500+

35 Programming the 9500+ Personal Computer to Pulse Generator Communication The 9500+ comes standard with an RS232 serial interface, USB

SCPI Command Keywords ... 37 SCPI Command Format ...

36 USB Interface Overview The USB interface is standard on the 9500+. Before this type of communication can be used, the appropriate drivers

37 Ethernet Interface Overview An Ethernet interface is optional on the 9500+. When this option is chosen, the USB port is replaced by the Et

38 Line Termination The pulse generator uses text-style line terminations. When a command is sent to the unit, the firmware is programmed to

39 For example, if the command keyword is given as POLarity, then POL and POLARITY are both acceptable forms; truncated forms such as POLAR w

40 SCPI Specific and Implied Channel Some commands, such as PULSe, allow specifying a channel with an optional numeric keyword suffix. The su

41 Programming Examples Example 1) 20 ms pulsewidth, 2.3 ms delay, 10 Hz, internal trigger, continuous operation. :PULSE1:STATE ON <cr>

42 9500+ SCPI Command Summary Keyword Lower-Level Keyword Parameter Std / New Comments :INSTrument Std Subsystem. Supports treating

43 9500+ SCPI Command Summary Keyword Lower-Level Keyword Lower-Level Keyword Parameter Std / New Comments :SPULSe St

44 9500+ SCPI Command Summary Keyword Lower-Level Keyword Lower-Level Keyword Parameter Std / New Comments :PULSe [1 / 2 / n] Std Subs

45 9500+ SCPI Command Summary Keyword Lower-Level Keyword Lower-Level Keyword Lower-Level Keyword Parameter Std / New Comments :SYSTem S

1 1 Introduction

46 Keyword Lower-Level Keyword Parameter Std / New Comments :DISPlay Std Subsystem. Contains commands to control the display. :MODe 0 /

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48 Appendix

49 Appendix A - Specifications 9500+ Specifications CHANNELS 2, 4 or 8 independent outputs, with digitally con- trolled delay and pul

50 AMPLITUDE Adjustable Mode: 1 - 10 V into 50 Ohms load 2 - 20 V into high impedance load Typical Performance in TTL/CMOS Mode: ~ 1.7 V int

51 Appendix B - Special Functions 35 Volt Output For units with the optional 35 volt output, additional BNC connectors are pro- vided

52 T Option System Period The minimum period is 50 ns (20 MHz max frequency). The maximum period is 10 s (.1 Hz frequency). Pulse Range Li

53 o The “Clock Out” BNC connector will output a signal dependent on the current configuration. If the “Clock In” parameter is enabled, the 1

54 Clock IN / Clock Out Signal Specifications Frequency: 10 MHz +/-25 PPM Duty Cycle: 50% +/-5% Level (In & Out): TTL/CMOS Deviatio

55 There are two incrementing modes, Increment and DC Increment. In the Increment mode, each start command or external trigger produces a bur

2 Introduction This manual is a reference designed to familiarize you with the Quantum Com- posers 9500+ pulse generator and is arranged s

56 replaces the internal clock and allows multiple pulse generators to share the same clock. Function-CLR: Pressing the ‘FUNCTION’ key then

57 :PULSe0:OCOunter # Added Off Counts command to set the number of on/Off pulses to generate in DC Increment mode. :PULSe0:CYCLe # Added

58 Specifications New Input Optoisolated Voltage 2v to 15v Current 4 mA

59 Appendix C - COM Ethernet Interface Overview An Ethernet interface is optional on the 9500+. When this option is chosen, the USB port

60 Programming Command Types and Format The 9500+ pulse generator uses two types of programming commands: IEEE 488.2 Common Commands and Stan

61 Appendix D – 8510 Option 8510 Board Level Overview The 8510 is a board level, digital pulse generator based on the 9500+ series in terms

62 Board Level Connection Information Please refer to the standard user’s manual for operation of the unit and how the connections work.

63 • USB Type B USB Connection (J21) Number Name 1 USB Vbus + 2 USB Data- 3 USB Data+ 4 USB Ground • Standard IEE

64 • Molex 2 pin female C-grid (Molex #50-57-9402). Contacts, Molex External Trigger/Gate (J3) #16-02-0103. Number Name 1 Trigg

65 Figure 1 – 8510 Mechanical Interface

3 Safety Issues Normal use of test equipment presents a certain amount of danger from electrical shock because testing must be performed wher

66 Figure 2 – Component/Connector layout

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5 2 Front Panel Overview