User manual

Chapter 3 Software Overview
NI-DAQ User Manual for PC Compatibles 3-104 ni.com
AT-AO-6/10 RTSI Connections
The AT-AO-6/10 contains six signals that you can connect to the RTSI bus
trigger lines. Table 3-9 shows these signals.
The signals GATE2, OUT0*, OUT1*, and OUT2* are input and output
signals from the MSM82C53 Counter/Timer on the AT-AO-6/10 device.
OUT0*, OUT1*, and OUT2* are outputs of counters 0, 1, and 2,
respectively. GATE2 is the gating signal for counter 2.
The signals EXTUPDATE* and EXTUPD* externally update selected
DACs. The EXTUPDATE* signal is shared with the I/O connector. For
more information about the AT-AO-6/10 signals, see your device user
manual.
DIO-32F RTSI Connections
The DIO-32F contains four signals that you can connect to the RTSI bus
trigger lines. Table 3-10 shows these signals.
Table 3-9. AT-AO-6/10 RTSI Bus Signals
Signal Name Signal Direction Signal Code
OUT0* Source 0
GATE2 Receiver 1
EXTUPD* Source 2
OUT2* Source 3
OUT1* Source 4
EXTUPDATE* Bidirectional 5
Table 3-10. DIO-32F RTSI Bus Signals
Signal Name Signal Direction Signal Code
REQ1 Receiver 0
REQ2 Receiver 1
ACK1 Source 2
ACK2 Source 3