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iPac HCS12 Manual.doc
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Rev 1.2 - 11/11/03
1.3 Other Options
•
TERMINAL BOARD:
Screw Terminal Board allows for easy access to the iPac HCS12 I/O. Up to two Screw
Terminal Boards can be stacked onto a single iPac HCS12.
2. Hardware
2.1 Specifications
§
VOLTAGE REQUIREMENTS:
Onboard regulation allows 5 volt or 7.5 - 15 volt DC board input voltage.
§
CURRENT REQUIREMENTS:
120 ma. @ 5 Volts Typical
§
OPERATING TEMPERATURE:
0 - 70 degrees Centigrade, humidity range without condensation 0% to 90%
RH.
§
DIGITAL I/O:
16 programmable General Purpose TTL level I/O lines with an output drive capability of 10 ma. 8
Multipurpose TTL level I/O lines with an output drive capability of 10 ma. and a maximum total I/O drive of 50 ma.
for these 24 lines. These lines can also be configured as Counters inputs and PWM outputs. 8 dedicated Digital
Inputs and 8 dedicated Digital Outputs with 25 ma. drive capability. 8 open collector High-Drive Digital outputs
with 500 ma. sink drive capability and a maximum total I/O drive of 1500 ma. for these 8 lines. All Digital I/O lines
terminate to standard 50 pin, I/O Rack compatible header connectors.
§
ANALOG INPUTS:
8 analog inputs are multiplexed into a two 10-bit A/D converters with Sample & Hold for a
total of 16 channels with a conversion time of 7 usec. The analog input voltage range for each channel is 0 - 5 Volts.
An optional 12-bit, 8 channel A/D is available bringing the analog input total to 24 channels.
§
ANALOG OUTPUTS:
2 independent analog outputs implemented using 2 hardware 8-bit filtered PWM channels.
The analog output voltage range for each output is 0 - 5 Volts with a drive capability of 5 ma. An optional 12-bit, 4
channel D/A is available bringing the analog output total to 6 channels.
2.2 Jumpers
This section describes the Jumpers and Jumper Blocks of the iPac HCS12.
2.2.3 JP1
LCD Config.
LCD configuration jumpers. These Jumpers allow for different types of LCDs and backlight control.
Jumper AB1
&
AB2
backlight always on
Jumper BC1
&
AB2
port line control (PK7 – LCDBKL) of backlight through software
Jumper BC1
&
BC2
allows the use of certain graphic LCDs
2.2.4 JP2
CAN Term.
Place a jumper in the T position to terminate the CAN bus.
