User`s manual
16 Introduction
PCI-9524 ADLINK Technology Inc.
User’s Manual Copyright 2008
Isolated Pulse Command Outputs
X Number of channels: 3
X Output type: AM26LS31 differential line-driver
X Compliant to ANSI TIA/EIA-422-B and ITU Recommenda-
tion V.11 standards
X Logic Compatibility: 5V TTL with complementary output
X Output voltage:
Z Logic low: VOL = 0.5V max.; IOL = 20mA max.
Z Logic high: VOH = 2.4V min.; IIH = -20mA max.
X Programmable duty cycle: 1% to 99%
X Maximum pulse frequency: 1 MHz
X Direction control modes: CLK/DIR & CW/CCW
X Pulse counter: 1 to 16777215
X Pulse Comparator Trigger to initiate AI acquisition once
condition is met
X Data transfers: Programmed I/O
Isolated Quadrature Encoder Inputs
X Number of channels: 3
X Input type: AB-Phase differential inputs
X Input impedance: 249-Ω || 220-pF
X Input voltage:
Z Logic low: VIL = 0.8V max.
Z Logic high: VIH = 3.8V min.
Z Logic high: VIH = 9V max.
X Maximum Encoder frequency: 1 MHz
X Decoder type: Quadrature, 4X resolution
X Decoder counts: -8388608 to +8388607
X Positional Comparator Trigger to initiate AI acquisition once
condition is met
X Data transfers: Programmed I/O