Chapter 5 To Trigger the Oscilloscope RIGOL
DS2000E User’s Guide 5-39
this trigger condition is selected:
--press AddrBits to select "7 bit", "8 bit" or "10 bit";
--press Address to set the address value by rotating the multi-function knob
according to the setting in AddrBits and the ranges are from 0 to 127, from 0 to
255 and from 0 to 1023 respectively;
--press Direction to select "Read", "Write" or "R/W". Note: This setting is not
available when AddrBits is set to "8 bit".
Data: find the preset data value on SDA, and trigger on the dump edge of the
SCL of the last bit of the data. After this trigger condition is selected:
--press Byte Length to set the length of the data and the range is from 1 to 5;
--press CurrentBit to select the desired data bit and the range is from 0 to
(Byte Length×8-1);
--press Data to set the data pattern of the current data bit to X, H or L.
--press AllBits to set the data pattern of all the data bits to the data pattern
specified in Data.
A&D: find the set address and data at the same time and trigger when the
"Address" and "Data" conditions are both met. After this trigger condition is
selected:
--press AddrBits to select "7 bit", "8 bit" or "10 bit";
--press Address to set the address value by rotating the multi-function knob
according to the setting in AddrBits and the ranges are from 0 to 127, from 0 to
255 and from 0 to 1023 respectively;
--press Byte Length to set the length of the data and the range is from 1 to 5;
--press CurrentBit to select the desired data bit and the range is from 0 to
(Byte Length×8-1);
--press Data to set the data pattern of the current data bit to X, H or L.
--press AllBits to set the data pattern of all the data bits to the data pattern
specified in Data.
--press Direction to select "Read", "Write" or "R/W". Note: This setting is not
available when AddrBits is set to "8 bit".
Trigger Mode:
Press Sweep to open the trigger mode list and select "Auto", "Normal" or "Single".
For the details, please refer to "
Trigger Mode". The corresponding status light of
the current trigger mode turns on.
Trigger Setting:
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