T5L_ASIC Development Guide
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Receiving error count register
Sending error count register
[7]IDE,[6]RTR,[3:0]—DLC, frame data length
ID, 29bit is valid for extended frame and 11bit is valid for standard frame.
ID, first byte, standard frame and extended frame.
ID, second byte. The [7:5] is the high 3 bits of the standard frame and the 2nd byte of
the extended frame.
ID, third byte, invalid standard frame, third byte of extended frame.
ID, fourth byte, invalid standard frame, [7:3] extended frame high 5 bit.
[7]IDE,[6]RTR,[3:0]—DLC, frame data length
ID, 29bit is valid when expanding frames, 11bit is valid for standard frames.
ID, first byte, standard frame and extended frame.
ID, the second byte, [7:5] standard frame height 3 bit, and the second byte of the
extended frame.
ID, third byte, invalid standard frame, third byte of extended frame.
ID, fourth byte, invalid standard frame, [7:3] extended frame height 5 bit.
The relevant settings of CAN interface interruption are as follows:
Interrupt enabling
control
CAN interface
interruption
After interruption, software needs to clear the
interruption trigger mark.
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