RabbitCore eDisplay OP7200, Руководство пользователя

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User’s Manual 129
Table A-1 lists the electrical, mechanical, and environmental specifications for the OP7200.
Table A-1. OP7200 Specifications
Feature OP7200 OP7210
Microprocessor
Rabbit
®
2000 at 22.1 MHz
Ethernet Port 10/100-compatible with 10Base-T interface, RJ-45
Flash Memory 256K
SRAM 128K
Backup Battery Socketed 3 V lithium coin type, 265 mA·h
Keypad/Display
¼ VGA (320 × 240 pixels) with programmable white LED backlight,
9-key keypad
Touchscreen 4096 × 4096 resistive touchscreen No
LEDs 4: Power On, Microprocessor Error, Ethernet Link, Ethernet Activity
Digital Inputs 19: protected to ±36 V DC 16: protected to ±36 V DC
Digital Outputs
8: individually configurable in software to sink up to 350 mA each, 36 V
DC max., or source up to 250 mA each, 40 V DC max.
Analog Inputs
8 single-ended or 4 differential,
200 k
Ω
input impedance,
1.5 ksamples/s sampling rate
•
software-controlled ranges:
0–1 V, 2 V, 5 V 10 V, 20 V DC
(11-bit single-ended, 12-bit dif-
ferential)
None
Connectors
Four 12-position screw-terminal
headers, 0.1" pitch Three 12-position screw-terminal
headers, 0.1" pitch
Serial Ports
4 serial ports:
•
two RS-232 or one RS-232 (with CTS/RTS)
•
one RS-485 with onboard network termination and bias resistors
or one RS-422 SPI master port
•
one 5 V CMOS-compatible programming port
Serial Rate
Max. burst rate = CLK/32,
Max. sustained rate = CLK/64
Real-Time Clock Yes
Timers
Five 8-bit timers (four cascadable from the first),
one 10-bit timer with 2 match registers
Watchdog/Supervisor Yes
Power 9–40 V DC or 22–26 V AC, 4 W max.
Temperature
Operating Range: -10°C to +65°C
Storage Range: –30°C to +80°C
Humidity 20% to 70%, noncondensing
Unit Size
4.41" × 5.67" × 1.70"
(112 mm × 144 mm × 43 mm)