Rohde & Schwarz Scope Rider RTH1004 - Page 461

Remote Control Commands
R&S
®
Scope Rider RTH
461User Manual 1326.1578.02 ─ 12
BUS:CAN:FRAMe<m>:DATA?
Returns the data of the specified frame.
Suffix:
<m>
.
*
Return values:
<Data> Comma-separated list of integer values. The first value is the
number of bytes, followed by the values of the data bytes.
Example:
BUS1:CAN:FRAMe2:DATA?
--> 3,208,231,32
Returns the data of the second frame: the number of bytes is 3
data (first value).
Usage: Query only
BUS:CAN:FRAMe<m>:DLCValue?
Returns the number of data bytes in the frame.
CAN: the number of data bytes is the data length code (DLC).
CAN FD: for DLCs > 8, the DLC and the number of data bytes are different. The DLC
is defined in the standard. For example, DLC = 9 defines that the data field has 12
bytes, and DLC = 15 sets a 64 byte data field.
Suffix:
<m>
.
*
Frame index
Return values:
<DataBytes> Number of data bytes in decimal values.
Range: 0 to 64
*RST: 0
Usage: Query only
BUS:CAN:FRAMe<m>:ACKState?
BUS:CAN:FRAMe<m>:CSSTate?
BUS:CAN:FRAMe<m>:DLCState?
BUS:CAN:FRAMe<m>:IDSTate?
Return the states of the following parts of a message:
●
ACKState: state of acknowledgement field
●
CSSTate: state of checksum field (CRC)
●
DLCState: state of data length code
●
IDSTate: identifier state
Suffix:
<m>
.
*
Protocol Analysis