2.2 Specifications
System Software
OS
Linux 2.6.19
Embedded service
Web Server, FTP Server, Telnet Server, SSH Server
SDK provided
Standard LinPAC SDK for Windows and Linux by GNU C language
Communication Interface
CPU
PXA270 or compatible (32-bit and 520MHz)
SDRAM
128MB
Dual Battery Backup
SRAM
512K bytes (for 5 years data retain)
Flash
48MB
Expansion Flash Memory Micro SD socket with 1GB flash card
RTC (real time clock)
Provide seconds, minutes, hours, date of the month; month, year, valid up from 1980
to 2079
64-bit Hardware Serial
Number
Yes
Dual Watchdog Timer
Yes
Programmable LED
indicator
1
Rotary Switch
Yes (0~9)
DIP Switch
Yes (8 bits); (for LP-8441 and LP-8841 only)
Connectivity
VGA
1 (800x600 resolution)
Ethernet Port
RJ45*2
10/100Base-TX Ethernet Controller (Auto-negotiating, Auto_MDIX, LED indicator)
USB 1.1 (host)
1
COM 0
Internal communication with the 87K modules in slots
COM 1
RS-232 (to update firmware) (RXD, TXD, and GND); Non-isolation
COM 2
RS-485 (D2+, D2-; self-tuner ASIC inside); 3000VDC isolation
COM 3
RS-232/RS-485 (RXD, TXD, CTS, RTS and GND for RS-232, Data+ and Data- for
RS-485); Non-isolation;
COM 4
RS-232 (RXD, TXD, CTS, RTS, DSR, DTR, CD, RI and GND); Non-isolation
LinPAC8000 Series Hardware user’s Manual, July/2003, v1.0 -----
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