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SHENYANG GUANGCHENG TECHNOLOGY CO.,LTD.
USBCAN-II Pro
User Manual
Shenyang Guangcheng Technology CO.LTD.
CAN2.0B extended frame
CAN extended frame format is 13 bytes, including two parts: information and
data. The first 5 bytes for information.
Byte 1 for the frame information. Seventh (FF) means the frame format, in the
standard frame, FF = 0; Sixth (RTR) means the type of frame, RTR = 0 means for the
data frame, RTR = 1 for remote frame; DLC means the length of the data.
Byte 2~5 for the message identifier.
Bytes 4~11 for the data of the data frame, remote frame is invalid.