466 Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide
30 Manchester/NRZ Triggering and Serial Decode
2 Press the Serial softkey and choose the serial decode (Serial 1 or Serial 2) to
use; then, press the softkey again to enable decode.
3 Press the Mode softkey; then, select the Manchester decode mode.
4 Press the Signals softkey to open the Manchester Signals Menu.
In the Manchester Signals Menu:
a Press the Source softkey to select the channel connected to the Manchester
signal line.
The label for the Manchester source channel is automatically set.
b Press the Threshold softkey; then, enter the trigger threshold voltage level.
The threshold voltage level is used in decoding and will become the trigger
level when the trigger type is set to the Manchester serial decode.
c Press the Baud softkey; then, enter the baud rate of the Manchester signal
from your device under test.
The baud rate can be set from 2 kb/s to 5 Mb/s in 100 b/s increments.
You must set the baud rate to match your device under test.
The default baud rate is 125 kb/s.
d Press the Tolerance softkey to specify the tolerance for the Manchester
signal. Valid values range from 5% to 30% in terms of percentage of the bit
period.
e Press the Back/Up key to return to the Serial Decode Menu.
5 Press the Bus Config softkey to open the Manchester Bus Configuration Menu.
In the Manchester Bus Configuration Menu:
a Press the Display Format softkey and select the display format:
• Word — lets you break the frame into sync, header, data, and trailer fields.
To Next Page
Loading...
Need help?
General
