HP E1563A, Руководство пользователя, Страница: 60 / 166

60 Digitizer Command Reference
12 Samples Taken High Word Register (base + 18
16
)
13 Samples Taken Low Word Register (base + 1A
16
)
14 Calibration Flash ROM Address Register (base + 1C
16
)
15 Calibration Flash ROM Data Register (base + 1E
16
)
16 Calibration Source Register (base + 20
16
)
17 Cache Count Register (base + 22
16
)
18 Range, Filter, Connect Channels 1 and 2 Register (base + 24
16
)
19 Range, Filter, Connect Channels 3 and 4 Register (base + 26
16
)
20 Trigger/Interrupt Level Channel 1 Register (base + 28
16
)
21 Trigger/Interrupt Level Channel 2 Register (base + 2A
16
)
22 Trigger/Interrupt Level Channel 3 Register (base + 2C
16
)
23 Trigger/Interrupt Level Channel 4 Register (base + 2E
16
)
24 Sample Period High Word Register (base + 30
16
)
25 Sample Period Low Word Register (base + 32
16
)
26 Pre-Trigger Count High Register (base + 34
16
)
27 Pre-Trigger Count Low Register (base + 36
16
)
28 Post-Trigger Count High Register (base + 38
16
)
29 Post-Trigger Count Low Register (base + 3A
16
)
30 Trigger Control/Source Register (base + 3C
16
)
31 Sample Control/Source Register (base + 3E
16
)
•
DIAG:PEEK? 4 or DIAG:PEEK? 5 may cause an error if they are read before
data has been taken.
Example
Read the Manufacturers ID register:
DIAG:PEEK? 0
returns -12289 (decimal) or FFFFFCFFF (hexadecimal). The three least significant
characters (FFF) indicates a Hewlett-Packard A16 register-based module.
:POKE
DIAGnostic:POKE <reg_number>,<data> places the specified value in the
specified register.
Parameters
Comments
•
See Appendix B for register bit definitions.
•
You can write to the following digitizer registers using the register number:
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
reg_number
numeric 2-4, 14-16, 18-31 none
data
numeric -32768 to +32767
signed integer
0 to 65535
unsigned integer
none