Table Of Contents - Wiener VM-USB User Manual

Table of contents:

1 General Description.........................................................................................................5
1.1 VM-USB Features .................................................................................................. 5
1.2 Data Transfer Modes ........................................................................................... 6
1.3 VM-USB Front panel ........................................................................................... 6
1.4 Technical Data ...................................................................................................... 7
1.5 Power Consumption ............................................................................................. 7
1.6 Block diagram....................................................................................................... 8
2 VM-USB and USB driver installation ...........................................................................9
2.1 Installation for Windows Operating Systems .................................................... 9
2.2 Installation for Linux Operating Systems........................................................ 12
2.3 Firmware upgrades ............................................................................................ 12
3 General Architecture of VM-USB and its User Interface .........................................14
3.1 Action Register (Address = 1 / 0x1)................................................................... 14
3.2 VME Command Generator / EASY-VME (Address = 4 / 0x4) .................... 15
3.3 VME Command Stacks...................................................................................... 15
3.4 Internal Register File ......................................................................................... 16
3.4.1 Firmware ID Register - Read only .............................................................. 16
3.4.2 Global Mode Register - Read/Write ............................................................ 16
3.4.3 Data Acquisition Settings Register - Read/Write ........................................ 18
3.4.4 User LED Source Selectors - Read /Write.................................................. 18
3.4.5 User Devices Source Selector - Read/Write................................................ 19
3.4.6 Delay and Gate Generator / Pulser Registers - Read/Write......................... 20
3.4.7 Scaler Registers SLR_A and SCLR_B - Read ............................................ 21
3.4.8 Number Extract Mask Register - Read/Write ............................................. 21
3.4.9 Interrupt Service Vectors - Read/Write ....................................................... 21
3.4.10 USB Bulk Transfer Setup Register - Read/Write ........................................ 22
3.5 IRQ Mask ............................................................................................................ 22
4 COMMUNICATING WITH VM-USB .......................................................................24
4.1 General structure of Out Packets ..................................................................... 24
4.2 Writing Data to the Register Block................................................................... 25
4.3 Reading Back Data from the Register Block ................................................... 25
4.4 Writing Data to the VME Command Stacks / VME Command Generator . 25
4.5 Structure of the VME Stack .............................................................................. 26
4.5.11 Single Transfer Commands .......................................................................... 28
4.5.12 Block Transfer Commands........................................................................... 29
4.5.13 Multiblock Transfer...................................................................................... 29
4.5.14 Writing Marker Words into the Output Data Stream ................................... 29
4.5.15 Use of Hit Registers for Conditional Execution of Stack Commands ......... 30
4.5.16 Using Dynamical Block Sizing for Block Transfers.................................... 30
4.5.17 Using XXUSBWin Application to Handle Stacks ....................................... 31
4.6 Structure of the IN Packets ............................................................................... 32
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