16550A.ZIP (22K)

Uploaded Fri May 03 2024 08:29 pm

Toggle 16550 UART FIFOs on and off
16550S.ZIP (6K)

Uploaded Fri May 03 2024 08:29 pm

Toggle the NS16550A FIFO buffer, w/TPas source
16550S13.ZIP (10K)

Uploaded Fri May 03 2024 08:29 pm

Toggle the NS16550A FIFO buffer, w/TPas source
16550U.ZIP (28K)

Uploaded Fri May 03 2024 08:29 pm

Scan for serial ports on system, enable 16550
1PR2A.ZIP (2K)

Uploaded Fri May 03 2024 08:29 pm

Swaps LPT1 and LPT2 printer ports
34INSTAL.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

Adds DOS support for COMM ports 3 and 4
ADDPORT.ZIP (9K)

Uploaded Fri May 03 2024 08:29 pm

Adds COM3/COM4 ports to DOS equipment list
ASYNC.ZIP (32K)

Uploaded Fri May 03 2024 08:29 pm

Asynchronous communications routines
ASYNC1.ZIP (12K)

Uploaded Fri May 03 2024 08:29 pm

COMM driver [.ASM]
ASYNC2.ZIP (16K)

Uploaded Fri May 03 2024 08:29 pm

COMM driver [.ASM]
ASYNC_CE.ZIP (21K)

Uploaded Fri May 03 2024 08:29 pm

COMM port driver
AUX2.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

Makes the AUX driver talk to the COM2 port
AUXIL15.ZIP (2K)

Uploaded Fri May 03 2024 08:29 pm

Device driver redirects AUX output to CON
BREAKBOX.ZIP (5K)

Uploaded Fri May 03 2024 08:29 pm

Software-based RS232 breakout box
COM3_4.ZIP (5K)

Uploaded Fri May 03 2024 08:29 pm

Device driver adds COM3/4 that MS-DOS forgot!
COM_PKG1.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

COMM drivers (source only)
COM_PKG2.ZIP (8K)

Uploaded Fri May 03 2024 08:29 pm

COMM drivers (source only)
COM_PKG3.ZIP (11K)

Uploaded Fri May 03 2024 08:29 pm

COMM drivers (source only)
COMCHK18.ZIP (30K)

Uploaded Fri May 03 2024 08:29 pm

Commchk 1.8: Serial port protocol analyzer
COMFIX12.ZIP (15K)

Uploaded Fri May 03 2024 08:29 pm

Windows COM port 'bug' fix/DOS COM port setup
COMHELP.ZIP (60K)

Uploaded Fri May 03 2024 08:29 pm

Comprehensive comm/tutor and UART tester
COMHEX42.ZIP (31K)

Uploaded Fri May 03 2024 08:29 pm

Serial communications display program
COMM.C (5K)

Uploaded Fri May 03 2024 08:29 pm

COMM driver [.C]

COMM.DOC (2K)

Uploaded Fri May 03 2024 08:29 pm

Doc for COMM.C

COMPRT25.ZIP (29K)

Uploaded Fri May 03 2024 08:29 pm

Config COM/LPT ports: Show address, IRQ & UART
COMSND14.ZIP (25K)

Uploaded Fri May 03 2024 08:29 pm

Send arbitrary characters to COM port from DOS
COMST12.ZIP (23K)

Uploaded Fri May 03 2024 08:29 pm

Comset v1.2: Modem/UART/serial port tester
COMTRAP.ZIP (3K)

Uploaded Fri May 03 2024 08:29 pm

TSR to trap unexpected COM port interrupts
CTSSPU21.ZIP (148K)

Uploaded Fri May 03 2024 08:29 pm

CTS Serial Port Utilities v2.1: Test, fix & control comm ports
CZCM11B.ZIP (11K)

Uploaded Fri May 03 2024 08:29 pm

Driver allows various mixes of COM ports 1-4
DB9_DB25.ZIP (1K)

Uploaded Fri May 03 2024 08:29 pm

Wiring info: DB9 to DB25 serial connector
DCOM20.ZIP (38K)

Uploaded Fri May 03 2024 08:29 pm

Captures COM port input. Requires two ports
DLM140.ZIP (25K)

Uploaded Fri May 03 2024 08:29 pm

Data Line Monitor: Turn PC into a datascope
FIFO11.ZIP (9K)

Uploaded Fri May 03 2024 08:29 pm

Report type of UART (8250, 16550, etc.)
FX16550D.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

Corrects problem with AMI BIOS and 16550 UART
IBMAUX20.ZIP (3K)

Uploaded Fri May 03 2024 08:29 pm

Dual I/O driver for the AUX: device
IOMON2.ZIP (35K)

Uploaded Fri May 03 2024 08:29 pm

IO Monitor 386 control watches COM ports
IOVIEW.ZIP (6K)

Uploaded Fri May 03 2024 08:29 pm

Diagnostic - view of PC's I/O ports in action
IP122.ZIP (10K)

Uploaded Fri May 03 2024 08:29 pm

Serial interrupt and port verification program
KBFAKE10.ZIP (9K)

Uploaded Fri May 03 2024 08:29 pm

Redirects serial input as if from keybd, w/src
KOMM.ASM (28K)

Uploaded Fri May 03 2024 08:29 pm

Installable device drivers for COM1 and COM2

KOMM.INF (1K)

Uploaded Fri May 03 2024 08:29 pm

Documentation for KOMM.ASM device driver

MESSAGE.ZIP (52K)

Uploaded Fri May 03 2024 08:29 pm

Send msgs thru COM port between PCs, TSR w/src
NEW14H.ZIP (6K)

Uploaded Fri May 03 2024 08:29 pm

DOS-extension add functions to comm routines
NS16550.ZIP (3K)

Uploaded Fri May 03 2024 08:29 pm

Checks to see if NS16550AN serial chip is used
NS_16550.ZIP (39K)

Uploaded Fri May 03 2024 08:29 pm

Test 16450/16550/16550a serial chips w/source
OX.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

Redirect DOS AUX I/O to keyboard/mono display
PARA13.ZIP (72K)

Uploaded Fri May 03 2024 08:29 pm

Parallel port information & diagnostic util.
PC_TO_PC.ZIP (1K)

Uploaded Fri May 03 2024 08:29 pm

Assist on PC-PC direct connection
PF271.ZIP (39K)

Uploaded Fri May 03 2024 08:29 pm

Port Finder: Display info/swap LPT & COM ports
PIPELN10.ZIP (19K)

Uploaded Fri May 03 2024 08:29 pm

TSR connects COM1 and COM2 serial ports
PORT11.ZIP (28K)

Uploaded Fri May 03 2024 08:29 pm

I/O port debugging tool, with C source code
PORTFIND.ZIP (6K)

Uploaded Fri May 03 2024 08:29 pm

Locate & install serial & par. ports, COM3&4
PORTS13.ZIP (19K)

Uploaded Fri May 03 2024 08:29 pm

Permits reading and writing to hardware ports
PORTST11.ZIP (44K)

Uploaded Fri May 03 2024 08:29 pm

Diagnostic program for serial/parallel ports
PRINDIR9.ZIP (29K)

Uploaded Fri May 03 2024 08:29 pm

COM/LPT port redir. to any other port or file
PRLINK20.ZIP (26K)

Uploaded Fri May 03 2024 08:29 pm

File transfer prog. via printer/parallel port
RS204.ZIP (16K)

Uploaded Fri May 03 2024 08:29 pm

Displays RS-232 serial port status
RS232.ZIP (3K)

Uploaded Fri May 03 2024 08:29 pm

Source for COMM drivers (.ASM)
RS232101.ZIP (44K)

Uploaded Fri May 03 2024 08:29 pm

RS232 1.01, debug most of RS-232 problems
RS232OF2.ZIP (2K)

Uploaded Fri May 03 2024 08:29 pm

Fix port conflicts, turns off all 4 COM ports
RTS12.ZIP (9K)

Uploaded Fri May 03 2024 08:29 pm

Toggle RTS for COM1 to COM4 ports
SANSINT2.ZIP (33K)

Uploaded Fri May 03 2024 08:29 pm

Port utility - poll ports rather than use IRQs
SERIAL.AQM (3K)

Uploaded Fri May 03 2024 08:29 pm

Serial/COMM port driver (squeezed)

SERIAL.DOC (2K)

Uploaded Fri May 03 2024 08:29 pm

Doc for SERIAL.AQM

SERINT.AQM (3K)

Uploaded Fri May 03 2024 08:29 pm

Interrupt-driven serial port driver

SLIKMODE.ZIP (9K)

Uploaded Fri May 03 2024 08:29 pm

New MODE: Set baudrate to any rate w/C src
SUPERV22.ZIP (46K)

Uploaded Fri May 03 2024 08:29 pm

Enhanced BIOS interrupt 14 comm support
SWAPCOM.ZIP (1K)

Uploaded Fri May 03 2024 08:29 pm

Swap COM1 with COM2
SWAPPORT.ZIP (2K)

Uploaded Fri May 03 2024 08:29 pm

Swap LPT1 with LPT2
TANDY232.ASM (9K)

Uploaded Fri May 03 2024 08:29 pm

Replacement for Tandy 2000 RS232 I/O handler

TIMIO3_0.ZIP (71K)

Uploaded Fri May 03 2024 08:29 pm

Timed record and playback COM port data
TOADMOD1.ZIP (4K)

Uploaded Fri May 03 2024 08:29 pm

Set COM 1-4 to 19200/38400/57600/115200 bps
TSRCOMM.ZIP (16K)

Uploaded Fri May 03 2024 08:29 pm

TSR serial device driver
UARTBUG.ZIP (10K)

Uploaded Fri May 03 2024 08:29 pm

UART and COM port debuging tool, TSR
UARTTY12.ZIP (10K)

Uploaded Fri May 03 2024 08:29 pm

Displays type of UART chip for all comm ports
WHTPRT40.ZIP (13K)

Uploaded Fri May 03 2024 08:29 pm

Displays system serial ports & IRQ assignments
XPORT21.ZIP (29K)

Uploaded Fri May 03 2024 08:29 pm

Fast PC-to-PC RS232 serial line file transfer
Z404MPSC.ZIP (6K)

Uploaded Fri May 03 2024 08:29 pm

Zenith COM3 port driver fix for gov't Z-248