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JC-120MC
R 200010503
Jetter AG
CAN-Prim interface - Commands
9
Set the standard ID length to 29 bits
The ID length for all CAN messages is set to 29 bits.
Result:
Bit 2 = 1 in R 200010500
R 200010506 = 0
R 200010507 = 0
R 200010542 + message box number*20 := 0x7FFFFFFF (in all message
boxes)
10
Check message boxes for receiving new messages
The CAN-Prim interface automatically checks the inbox for new CAN
messages. Command 10 forces manual checking of pending messages.
By now, issuing command 10 is not obligatory any more.
Module register properties
Takes effect
When the CAN-Prim interface is enabled
FIFO buffer occupancy
R 200010503 shows if further CAN messages have been received, as well as
the number of messages.
Subtracting the number read first from the number read next renders the
number of new messages received.
Module register properties
Values
Number of received messages:
Type of access
Read
Takes effect
When the CAN-Prim interface is enabled
Programming
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