User`s guide

PCC-10 User’s Guide 4-5
Table 4.2 PCC-10 Card Network Port Electrical Interface Values for
Digital Inputs and Outputs (pins 1-3, 5-9)
Parameter Symbol Min Max Unit
Low-Level Output Voltage (I
OL
=+100µA) V
OL
—0.45V
High-Level Output Voltage (I
OH
=-100µA) V
OH
2.4 — V
Low-Level Input Voltage V
IL
—0.8V
High-Level Input Voltage V
IH
2.0 — V
Input Current I
IN
-20 +20 µA
PC Card Connector
The PCC-10 card includes a standard 68-pin PC Card connector for interfacing
with a host PC or embedded controller. This connector conforms to
PCMCIA
PC
Card Standard, Release 2.1 guidelines for Type II I/O cards
5
.
Top
Bottom
Figure 4.4 PCC-10 68-Pin PC Card Connector (not to scale)
Free Topology Network Connection
The PCC-10 card contains an integral FT-10 compatible transceiver to facilitate
easy connection to a free topology or link power channel. The free topology
network connection, pins 14 and 15 of the 15-pin Hirose connector shown in figure
4.3, is polarity-insensitive. Echelon manufactures a variety of cable assemblies for
use with the PCC-10 card.
Cable assembly model 78300 includes a 15-pin Hirose connector, two meters of
two-conductor cable, and a Switchcraft Q-G
®
A3MBAU XLR connector with a black
finish and gold-plated contacts (figure 4.5). The XLR connector provides a rugged,