Scientific SMO1000E, Руководство пользователя

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SPI Triggering
This part will provide a brief introduction and description for the operation of the SPI trigger.
1. Press Setup key to enter the TRIGGER function menu.
2. Press Type and select Serial .
3. Press Protocol and select SPI .
4. Press Trigger Setting softkey.
Figure 40 SPI TRIG SET Menu
5.
Press the Trigger Type softkey to select the trigger condition.
Table 2 Menu Explanations of the SPI trigger type
Function
Settings Explanation
Menu
MISO Master-In, Slave-Out
Trigger Type
MOSI Master-Out, Slave-In
6. Press the Data Length softkey, and turn the Universal Knob to set the length of a
data. The range of data length is 4 to 96 bits.
7. Set the value of the trigger data.
Set the value of a bit:
a. Press the Bit Roll softkey to select a bit in data.
b. Press the Bit Value softkey to set the value of the selected bit.
Set the value of all bits:
a. Press the All Same softkey to set the value of all bits.
Table 3 Menu Explanations of the SPI Bit value
Function
Settings Explanation
Menu
0 High voltage level
Bit Value
1 Low voltage level
X Don’t care the voltage level
8. Press the Next Page softkey.
9. Press the Bit Order softkey to set the bit order(MSB or LSB).