Serial Trigger and Decode
71
7.2.2 SPI Trigger
This section provides a brief introduction for the operation of the SPI trigger.
1. Touch
Setup
button to enter the
TRIGGER
function menu.
2. Touch
Type
and select
Serial
.
3. Touch
Protocol
and select
SPI
.
4. Touch
Trigger Setting
softkey.
Figure 7.15
SPI Trigger Setup Menu
5. Touch
Trigger Type
to select the trigger condition.
Function Menu
Settings
Explanation
Trigger Type
MISO
Master-In, Slave-Out
MOSI
Master-Out, Slave-In
Table 7.2
SPI Trigger Type
6. Touch 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. Touch
Bit Roll
to select a bit in data.
b. Touch
Bit Value
to set the value of the selected bit.
• Set the value of all bits:
a. Touch
All Same
to set the value of all bits.
Function Menu
Settings
Explanation
Bit Value
0
High voltage level
1
Low voltage level
X
Don’t care the voltage level
Table 7.3
SPI Bit Value
8. Touch
Next Page
softkey.
9. Touch
Bit Order
to set the bit order (MSB or LSB).
Summary of Contents for 2194
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Page 82: ...Serial Trigger and Decode 82 Figure 7 29 LIN Trigger ...
