Quantum Data 881 User Manual page 445

882 Video Test Instrument User Guide (Rev A.35)
0
CEC1:BUSM:ACKV? 4
1
// Shows that the ACK bits were logical 0
indicating that it was a directed message
// Queries message in buffer that occurred 3
messages ago for polarity of ack bits
// Shows that the ACK bits were logical 1
indicating that it was a broadcast message
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