COMPUTER MODULES, INC.

PCRTC

Card Type Clock/calendar card
Chipset   National Semiconductor
Data Bus  8-bit ISA

[Image]

                   BASE I/O ADDRESS

  Setting    SW1/1      SW1/2      SW1/3      SW1/4

   200h       Off        Off        Off        Off

   220h        On        Off        Off        Off

   240h       Off         On        Off        Off

   260h        On         On        Off        Off

   280h       Off        Off        On         Off

   2A0h        On        Off        On         Off

   2C0h       Off         On        On         Off

   2E0h        On         On        On         Off

   300h       Off        Off        Off        On

   320h        On        Off        Off        On

   340h       Off         On        Off        On

   360h        On         On        Off        On

   380h       Off        Off        On         On

   3A0h        On        Off        On         On

   3C0h       Off         On        On         On

   3E0h        On         On        On         On