Comtrol 99020-8 RocketPort Plus Universal Quadcable 4-Port DB-25 99020-8 Leaflet

Product codes
99020-8
Page of 2
Server
RocketPort Plus uPCI Quad/DB25
Scale
Card Reader
Printer
Serial 
RS-232
LED Screen
Part number 99020-8
RocketPort
®
Plus uPCI 
Quad/DB25
RocketPort Plus uPCI Connectivity
Highlights
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UUnniivveerrssaall  PPCCII  ddeessiiggnn  ssuuppppoorrttiinngg  33..33  aanndd  55..00  VVoolltt  PPCCII  bbuuss  aarrcchhiitteeccttuurreess—
ensures compatibility with all current PCI bus architectures 
II//OO  mmaappppiinngg  ccaappaabbiilliittiieess—simplifies installation, eliminates memory conflicts,
and enables plug-and-play compatibility 
MMuullttiippoorrtt  sseerriiaall  eexxppaannssiioonn  uussiinngg  aa  ssiinnggllee  sslloott—maximizes host expansion
capabilities; adds four COM ports using only one slot 
OOnn-bbooaarrdd  ddeeddiiccaatteedd  4444MMHHzz  RRIISSCC  pprroocceessssoorr—minimizes "host" CPU utilization 
RRSS-223322  ccoommmmuunniiccaattiioonnss  ssuuppppoorrtt—enables transmit-and-receive speeds 
up to 921 Kbps 
DDBB2255  ffaann-oouutt  ccaabbllee—provides cost-effective, compact, and flexible 
serial connections
TTrraannssmmiitt  bbuuffffeerrss  1166  ttiimmeess  llaarrggeerr,,  aanndd  rreecceeiivvee  bbuuffffeerrss  6644  ttiimmeess  llaarrggeerr,,  tthhaann  aa
1166555500  UUAARRTT—helps ensure smooth, efficient data transfer
RRoobbuusstt  ddrriivveerr  ssuuppppoorrtt—enables card to work seamlessly with popular 
operating systems
The Comtrol RocketPort Plus uPCI Quad/DB25 serial port expansion card
provides four “native” serial ports utilizing a single PCI card slot and is
compatible with all current 3.3 and 5.0 Volt PCI bus architectures. The DB25
serial ports support RS-232 serial communications at speeds up to 921 Kbps.
Every RocketPort serial card features the high-performance RocketPort ASIC chip,
consisting of a dedicated 44MHz processor that minimizes host CPU utilization
and larger transmit-and-receive buffers than those of 16550 UART chips used in
standard PC serial ports and low-end serial cards. RRoocckkeettPPoorrtt  AASSIICC  tteecchhnnoollooggyy
eennaabblleess  tthheessee  ccaarrddss  ttoo  oouuttppeerrffoorrmm  ootthheerr  sseerriiaall  eexxppaannssiioonn  ccaarrddss  bbyy  hhaannddlliinngg  tthhee
ttrraannssmmiissssiioonn  ooff  llaarrggee  aammoouunnttss  ooff  ddaattaa  mmoorree  rreelliiaabbllyy  aanndd  eeffffiicciieennttllyy..
Additionally, RocketPort products do not require the assignment of interrupts,
simplifying installation and eliminating conflicts with other server cards.
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