National Instruments VXI-MIO Series User Manual
Page 53
Chapter 4 Signal Connections
National Instruments Corporation
4-7
VXI-MIO Series User Manual
GPCTR1_OUT
DO
—
—
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
PFI5/UPDATE*
DIO
—
5.5 V
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
PFI6/WFTRIG
DIO
—
5.5 V
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
PFI7/STARTSCAN
DIO
—
5.5 V
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
PFI8/GPCTR0_SOURCE
DIO
—
5.5 V
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
PFI9/GPCTR0_GATE
DIO
—
5.5 V
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
GPCTR0_OUT
DO
—
—
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
FREQ_OUT
DO
—
—
3.5 at (4.6 V)
5 at 0.4
1.5
50 k
Ω
pu
AI = Analog Input
DIO = Digital Input/Output
pu = pullup
AO = Analog Output
DO = Digital Output
ADIO = Analog/Digital Input/Output
1
DIO <6..7> are also pulled down with a 50 k
Ω
resistor.
2
Also pulled down with a 10 k
Ω
resistor.
Note:
The tolerance on the 50 k
Ω
pullup and pulldown resistors is very large. Actual value may range between
17 and 100 k
Ω
.
Table 4-1.
VXI-MIO-64E-1 I/O Signal Summary (Continued)
Signal Name
Drive
Impedance
Input/
Output
Protection
(Volts)
Power On/Off
Source
(mA at V)
Sink
(mA at
V)
Rise
Time
(ns)
Bias