Single Wire Interface Messages - Eaton MGR10 Serie Manuel D'utilisation

DT1 Device Trigger Function
The device may be triggered by the appropriate commands.
C0 Controller Function
The controller function is not implemented, and hence the instrument cannot behave as a
system controller. Talk Only mode is available for minimal bus use.
E2 Driver Electronics
All lines are tri-state outputs except SRQ, NRFD and NDAC which are open-collector.

6.2.2.4 Single Wire Interface Messages

The IEEE bus consists of 8 data lines, 5 General Interface Management Lines and 3 Handshake
lines.
The 3 Handshake lines are;
DAV Data Valid
Asserted by the talker to indicate that data has been put onto the data bus.
NRFD Not Ready For Data
Asserted by the listener to indicate that it is busy and is not ready to receive data.
NDAC Not Data Accepted
Negated by the listener to confirm receipt of a data byte.
MGR10 A/B/C Indice : J (version 7.0 du logiciel) 57