Hardware Information
7-3
SIMATIC Rack PC 840 Manual
A5E00104826-03
7.2 Overview of the Components and Ports
Component/Port Description Parameters
Chipset Single chipset Intel 815E SDRAM
BIOS Update via software 512K in 4 pages
CPU Pentium III / Celeron
(type FC PGA370)
Upgradeable
Multimedia support
On Board L2-Cache with 128 k/256 k
Memory DIMM modules
up to max. 256MB/DIMM
Data capacity of 64 bits
3.3 V
SDRAM to PC133 specification
up to 128MBit chip size on the
module
66/100/133 MHz bus speed
*3
3 DIMMs can be used
easy to exchange
variable from 64-512MB/DIMM
Graphics UXGA LCD controller at AGP bus
(C&T 69000)
16 Mbytes SDRAM graphics memory
CRT: up to 65535 colors
Hard disk
*4
Master or slave on primary EIDE port
ATA 33/66 mode
Ultra DMA capable
CDROM
*4
Master on secondary EIDE port 48 speed
DMA capable
Floppy
*4
Port for 34-pin ribbon cable 1.44 MB
Keyboard Port for PS2 keyboard Standard
Mouse PS2 mouse port Standard
Serial COM1/25 pins
COM2/9 pins.
TTY *
2
and V24
Standard
TTY *
2
Communication with SIMATIC S5-CPUs Range up to 1000 m
Parallel Standard, bidirectional, EPP and
ECP mode
25 pin subminiature Cannon
connector
PROFIBUS/MPI *
2
Communication port
SIMATIC S7
potentially isolated DP12 *
1
(CP 5611 compatible)
12MBaud
USB Universal Serial Bus three high current (500mA) USB
ports
Ethernet 10BaseT/100Base-TX (Intel 82559) 10/100 Mbps, potentially isolated *
1
*
1
Electrically isolated in a safety extra-low voltage circuit (SELV)
*
2
Optional product feature
*
3
Depending on the CPU type
*
4
Depending on the selected device configuration