User's Manual

2-11 July 23, 2002
General CreataLink2 XT Hardware Integrator’s Guide
Specifications
Connectors Description
The CreataLink2 XT device features the following connectors:
External Antenna Connector
The external antenna connector is a succoplate, tin-dipped, SMA female connector.
It provides a 50-ohm connection to the CreataLink2 XT board.
Power/Serial/Parallel I/O
The 22-pin connector provides electrical power, serial, and parallel I/O capability
for the CreataLink2 XT device. Connectors are rated at 2A per contact.
(See Section 6, "Parts Information" for part numbers of mating connectors).
Table 2-4. 22-Pin Vertical Header Connector Signals
Pin
Number
Signal Name Description
1 Supply Power Supply Connection
2 GND Ground
3 TXDO 3.3V TTL Serial Data from CreataLink2 XT device
4 RS232_TXDO
+/- 5V RS-232 Serial Data from CreataLink2 XT
device
5 BATT Backup Battery / Alternate Transmit Power Supply
6 BATT_GND Ground
7 RXDI
TTL Serial Data received by CreataLink2 XT
device
8 RS232_RXDI
RS-232 Serial Data received by CreataLink2 XT
device
9 RESET_ENABLE
3.3V active-high input used to enable external
reset capability (no connect if not used)
10 EXT_RESET
3.3V active-low input used to reset CreataLink2 XT
(no connect if not used)
11 RX_ACTIVE
3.3V when CreataLink2 XT device is receiving a
message
12 TX_ACTIVE
3.3V when CreataLink2 XT device is transmitting a
message
13 A/D_EXT1 Externally supplied analog input
14 A/D_EXT2 Externally supplied analog input
15 HVIO_0 Open collector output/High voltage input