Rigol DG3000 Series

RIGOL
© 2008 RIGOL Technologies, Inc.
User‟s Guide for Logic Signal Output Module
2-6
The SPI protocol setting menu and operation description are shown in the following
figures and tables.
Figure 2-6(1) Table 2-2(1) Operation menu description
Figure 2-6(2) Table 2-2(2) Operation menu description
Terms Explanation
 SPI Type: The difference between SPI3 and SPI2 is to set the CS level or not.
Users do not want to choose the CS line could select SPI2.
 TFS: Transmit Frame synchronization Signal. The frame synchronization signal
is used for data synchronization. It indicates the start of the data block.
Menu
Setting
Description
SPI Type
SPI3
SPI2
To set the SPI type, use F1 or
the knob to switch the options.
Clock Pol
0
1
To set the clock polarity, use F2
or the knob to switch the
options.
Clock Pha
0
1
To set the clock phase, use F3 or
the knob to switch the options.
CS Level
High Level
Low Level
To set the CS level, use F4 or the
knob to switch the options.
Menu
Setting
Description
#Data
1Byte
2Byte
3Byte
To set transmission length of
each data frame, use the knob to
switch the options.
TFS
FS_L
FS_H
LD_L
LD_H
NONE
To set the TFS type：
Front Sync, Low level effective
Front Sync, High level effective
Last Sync, Low level effective
Last Sync, High level effective
Do not the TFS type
DONE
Store all the changes and return
the previous level menu.