Agilent Technologies E2259A, Руководство пользователя и программирования, Страница: 22 / 52

Using the Breadboard 19
Chapter 2
Using the Breadboard
What’s in This Chapter
This chapter provides general operating information for the Agilent E2259A
Double-wide Breadboard. It also provides a simple application example.
The chapter contents include:
•
Writing Data to Output Registers . . . . . . . . . . . . . . . . . . . . . Page 20
•
Reading Data from Input Registers. . . . . . . . . . . . . . . . . . . . Page 22
•
Using the Interrupt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 24
•
Resetting the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 28
•
Using the Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 28
•
Application Example. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 29
Registers
Table 2-1 lists the registers available on the Agilent E2259A Breadboard
(Chapter 3 provides a detailed description of all of the registers on the
Agilent E2259A.) This section provides information on using the
Input/Output Register and the Read/Write Decoder Registers.
Table 2-1. Agilent E2259A Registers
Register Name Register Address Register Description
VXI ID Register 00
h
in VXI A16 Memory Provides Device Class and Manufacturer ID.
VXI Device Type Register 02
h
in VXI A16 Memory Provides Model Code for M-Module.
VXI Status/Control Register 04
h
in VXI A16 Memory Controls Reset and Provides module Status information.
A24 Offset Register 06
h
in VXI A16 Memory Provides A24 Offset Base Address.
Interrupt Selection Register 20
h
in VXI A16 Memory Selects VXI Interrupt Line.
Status Register 00
h
in VXI A24 Memory Selects Interrupt Source.
Control Register 02
h
in VXI A24 Memory Controls Reset and Enables/Disables Interrupt.
Interrupt Register 04
h
in VXI A24 Memory Selects Type of Interrupt.
Delay Timer (BUSY) Register 12
h
in VXI A24 Memory Sets Delay Value for Command completion interrupt.
Input/Output Register 14
h
in VXI A24 Memory Data Input from TR0 - TR15 Lines.
Data Output to BC0 - BC15 Lines.
Read/Write Decoder Registers 20
h
- 2E
h
in VXI A24 Memory Used to select the latches or buffers supplied by users.