PCA-6189 User’s Manual 4
• Floppy disk drive interface: Supports up to two floppy disk drives,
5¼" (360 KB and 1.2 MB) and/or 3½" (720 KB, 1.44 MB). BIOS
enabled/disabled
1.3.2 Memory• RAM: Up to 2 GB in two 184-pin DIMM sockets. Supports DDR266/
333 SDRAM
1.3.3 Input/Output• Bus interface: PICMG 1.0 compliant PCI/ISA bus interface
• Enhanced parallel port: Configurable to LPT1, LPT2, LPT3, or dis-
abled. Standard DB-25 female connector provided. Supports EPP/SPP/
ECP
• Serial ports: Two RS-232 ports with 16C550 UARTs (or compatible)
with 16-byte FIFO buffer. Supports speeds up to 115.2 Kbps. Ports can
be individually configured to COM1, COM2 or disabled
• Keyboard and PS/2 mouse connector: One 6-pin mini-DIN connector
is located on the mounting bracket for easy connection to a keyboard or
PS/2 mouse. An on board keyboard pin header connector is also avail-
able
• ISA bus: Supports ISA without DMA. PCI-to-ISA bridge: ITE IT8888
• AC-97 Audio: PCA-6189 can provide audio function with the optional
audio extension module PCA-AUDIO-00A1
• USB ports: PCA-6189 supports up to four USB 2.0 ports with trans-
mission rates up to 480Mbps; available on the I/O bracket (dual layer
brackets only) or through the two-USB-port cable (P/N: 1700100170)
for single layer version. With the dual layer versions, users can choose
between CN32 on the I/O bracket or the on-board connector CN6,
depending on their applications. For example, users can link CN6 to
the front side panel thru the USB cable. Please note that users can't use
CN32 on I/O bracket and CN6 at the same time. Users must set S1 and
S2 (on the back side of the CPU card) correctly for the USB port con-
figuration they are using. Please refer to section 2.5 for switch settings.
1.3.4 VGA interface• Controller: Intel 855GME chipset integrated
• Display memory: Share system memory up to 64 MB, BIOS selectable
• Resolution: VGA port: 2048 x 1536, up to 75 Hz