Functional Description
CPB902
C P B 9 0 2 U s e r M a n u a l
22
© 2 0 0 8 F a s t w e l v . 1 . 5 b E
CPB902 includes the following main functional units:
n
STPC Vega 180 (200) MHz microprocessor, including 32-bit x86 PII core, 64-bit
coprocessor, 64-bit SDRAM memory bus;
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SDRAM system memory – 128 or 32 MB for versions CPB90204 and CPB90205
respectively;
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Flash memory based reserved BIOS, in-system modification;
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Onboard flash-disk, 16 MB;
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IDE port with support for two Ultra DMA/66 devices;
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CompactFlash port;
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Serial ports:
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COM1: RS232, 3 wires (null-modem), for console I/O and file exchange,
maximum exchange rate – 115.2 Kbit/s;
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COM2: RS232, 9 wires (complete), maximum exchange rate – 115.2 Kbit/s;
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COM3 –
СОМ
6: RS232/RS422/RS485, maximum exchange rate 921.6 Kbit/s;
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Two Fast Ethernet channels 10/100 Mbit/s;
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Two USB 1.1 channels;
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Two watchdog timers with LED indication;
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CMOS+SFRAM for BIOS configuration storage;
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Real time clock with Li battery backup;
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PS/2 keyboard/mouse port;
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FDD/LPT shared header. Universal parallel port supports EPP and ECP modes;
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LCD/matrix keypad ports;
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FBUS port;
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SM722 graphics controller:
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Video memory 8 MB;
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LCD (TFT or DSTN) panels support, resolution up to 1280x1024;
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Analog RGB display support;
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DualApp and DualView modes support (under Windows 95/98/NT only)
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LVDS interface
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Optoisolated remote Reset/IRQ input
Layouts of main CPB902 components and connectors on top and bottom sides are presented in
Figures 4.2 and 4.3 respectively.
