ENGLISH:
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DOS OS operation any serial port (INT 14H) and parallel (INT 17H) by BIOS service commonly,
BUT DOS OS can only support 4 serial port (3F8h, 2F8h, 3E8h, 2E8h) and 3 parallel port
(3BCh/378h/278h).
I. File explain:
1.CH35XDOS.EXE -- The tool of install the driver support 2S/2S1P/1S1P card for DOS
2.ReadMe.txt -- The document to explain how to install the driver
II. Option:
-a -- Add port of CH35X
-r -- The por of CH35X remapped to legacy port of DOS OS
-d -- Delete the add port of CH35X
-s -- Hidden install, show no install information
-h -- Clue on install option
III. Install approach:
1. -- Copy the CH35XDOS to DOS OS.
2. -- Input "CH35XDOS" to check the device.
-- If the card has found, it will display:
Find CH353 2 Serial 1 Parallel Card
Serial Port1 at 9000 (IRQ9)
Serial Port2 at 9400 (IRQ9)
PrinterPort1 at 9800 (IRQ9)
3. -- Input "CH35XDOS -a", then press "Enter", install the port of CH35XDOS to DOS OS,
it will display:
===========================
COM1 exists at 3FB
COM2 exists at 2FB
COM3 added at 9000 (IRQ9)
COM4 added at 9400 (IRQ9)
LPT1 exists at 378
LPT2 added at 9800 (IRQ9)
===========================
4. -- Input "CH35XDOS -a -r", then press "Enter", install the port of CH35XDOS to legacy
port of DOS OS, it will display:
===========================
COM1 exists at 3FB
COM2 exists at 2FB
COM3 added at 3EB (IRQ9)
COM4 added at 2EB (IRQ9)
LPT1 exists at 378
LPT2 added at 278 (IRQ9)
===========================
5. -- If you want install the driver at Reboot every time, please add this line into AUTOEXEC.BAT:
CH35XDOS -a -s ( or CH35XDOS -a -r -s)