1. Files
  2. Simtel0595B
  3. simtel0595b_io_util
  • 00_index.txt (6K)

    Uploaded Sat May 18 2024 12:46:57

  • 16550a.zip (22K)

    Uploaded Fri May 17 2024 22:31:07

    Toggle 16550 UART FIFOs on and off
  • 16550s.zip (6K)

    Uploaded Fri May 17 2024 22:31:07

    Toggle the NS16550A FIFO buffer, w/TPas source
  • 16550s13.zip (10K)

    Uploaded Fri May 17 2024 22:31:07

    Toggle the NS16550A FIFO buffer, w/TPas source
  • 16550u.zip (28K)

    Uploaded Fri May 17 2024 22:31:07

    Scan for serial ports on system, enable 16550
  • 1pr2a.zip (2K)

    Uploaded Fri May 17 2024 22:31:07

    Swaps LPT1 and LPT2 printer ports
  • 34instal.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    Adds DOS support for COMM ports 3 and 4
  • addport.zip (9K)

    Uploaded Fri May 17 2024 22:31:07

    Adds COM3/COM4 ports to DOS equipment list
  • async.zip (32K)

    Uploaded Fri May 17 2024 22:31:07

    Asynchronous communications routines
  • async1.zip (12K)

    Uploaded Fri May 17 2024 22:31:07

    COMM driver [.ASM]
  • async2.zip (16K)

    Uploaded Fri May 17 2024 22:31:07

    COMM driver [.ASM]
  • async_ce.zip (21K)

    Uploaded Fri May 17 2024 22:31:07

    COMM port driver
  • aux2.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    Makes the AUX driver talk to the COM2 port
  • auxil15.zip (2K)

    Uploaded Fri May 17 2024 22:31:07

    Device driver redirects AUX output to CON
  • breakbox.zip (5K)

    Uploaded Fri May 17 2024 22:31:07

    Software-based RS232 breakout box
  • com3_4.zip (5K)

    Uploaded Fri May 17 2024 22:31:07

    Device driver adds COM3/4 that MS-DOS forgot!
  • com_pkg1.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    COMM drivers (source only)
  • com_pkg2.zip (8K)

    Uploaded Fri May 17 2024 22:31:07

    COMM drivers (source only)
  • com_pkg3.zip (11K)

    Uploaded Fri May 17 2024 22:31:07

    COMM drivers (source only)
  • comchk18.zip (30K)

    Uploaded Fri May 17 2024 22:31:07

    Commchk 1.8: Serial port protocol analyzer
  • comfix12.zip (15K)

    Uploaded Fri May 17 2024 22:31:07

    Windows COM port 'bug' fix/DOS COM port setup
  • comhelp.zip (60K)

    Uploaded Fri May 17 2024 22:31:07

    Comprehensive comm/tutor and UART tester
  • comhex42.zip (31K)

    Uploaded Fri May 17 2024 22:31:07

    Serial communications display program
  • comm.c (5K)

    Uploaded Fri May 17 2024 22:31:07

    COMM driver [.C]

  • comm.doc (2K)

    Uploaded Fri May 17 2024 22:31:07

    Doc for COMM.C

  • comprt25.zip (29K)

    Uploaded Fri May 17 2024 22:31:07

    Config COM/LPT ports: Show address, IRQ & UART
  • comsnd14.zip (25K)

    Uploaded Fri May 17 2024 22:31:07

    Send arbitrary characters to COM port from DOS
  • comst12.zip (24K)

    Uploaded Fri May 17 2024 22:31:07

    Comset 12 Modem/Uart/Serial Port tester
Test, setup ports/modems/uarts. Ver 12
supports Com1-4, IRQ2-7, speeds to
115200bps. Returns errorlevels to
batch files depending on modem's state.
Enable/Disable 16550AFN uart buffers
Also swaps ports, logs in Com3&4 to DOS
, displays port status. With docs.
  • comtrap.zip (3K)

    Uploaded Fri May 17 2024 22:31:07

    TSR to trap unexpected COM port interrupts
  • ctsspu22.zip (149K)

    Uploaded Fri May 17 2024 22:31:07

    CTS SERIAL PORT UTILITIES v2.2: Fix comm
problems. Detect multiple com ports at one
address, IRQ used, ports that can't generate
IRQs, and other conflicts. Detects failed 
UARTs. NEW "Modem-finder" & BIOS options. 
Reports port settings, writes to log file.
Change any port setting. Version 2 allows 
operation under Windows and OS/2! DOS 2+, 
any display.
  • czcm11b.zip (11K)

    Uploaded Fri May 17 2024 22:31:07

    Driver allows various mixes of COM ports 1-4
  • db9_db25.zip (1K)

    Uploaded Fri May 17 2024 22:31:07

    Wiring info: DB9 to DB25 serial connector
  • dcom20.zip (38K)

    Uploaded Fri May 17 2024 22:31:07

    Captures COM port input. Requires two ports
  • dlm140.zip (25K)

    Uploaded Fri May 17 2024 22:31:07

    Data Line Monitor: Turn PC into a datascope
  • fifo11.zip (9K)

    Uploaded Fri May 17 2024 22:31:07

    Report type of UART (8250, 16550, etc.)
  • fx16550d.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    Corrects problem with AMI BIOS and 16550 UART
  • ibmaux20.zip (3K)

    Uploaded Fri May 17 2024 22:31:07

    Dual I/O driver for the AUX: device
  • iomon2.zip (35K)

    Uploaded Fri May 17 2024 22:31:07

    IO Monitor 386 control watches COM ports

  • ioview.zip (6K)

    Uploaded Fri May 17 2024 22:31:07

    Diagnostic - view of PC's I/O ports in action
  • ip122.zip (10K)

    Uploaded Fri May 17 2024 22:31:07

    Serial interrupt and port verification program
  • kbfake10.zip (9K)

    Uploaded Fri May 17 2024 22:31:07

    Redirects serial input as if from keybd, w/src
  • komm.asm (29K)

    Uploaded Fri May 17 2024 22:31:07

    Installable device drivers for COM1 and COM2

  • komm.inf (1K)

    Uploaded Fri May 17 2024 22:31:07

    Documentation for KOMM.ASM device driver

  • message.zip (52K)

    Uploaded Fri May 17 2024 22:31:07

    Send msgs thru COM port between PCs, TSR w/src
  • new14h.zip (6K)

    Uploaded Fri May 17 2024 22:31:07

    DOS-extension add functions to comm routines
  • ns16550.zip (3K)

    Uploaded Fri May 17 2024 22:31:07

    Checks to see if NS16550AN serial chip is used
  • ns_16550.zip (39K)

    Uploaded Fri May 17 2024 22:31:07

    Test 16450/16550/16550a serial chips w/source
  • ox.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    Redirect DOS AUX I/O to keyboard/mono display
  • para13.zip (72K)

    Uploaded Fri May 17 2024 22:31:07

    Parallel port information & diagnostic util.
  • pc_to_pc.zip (1K)

    Uploaded Fri May 17 2024 22:31:07

    Assist on PC-PC direct connection
  • pf271.zip (39K)

    Uploaded Fri May 17 2024 22:31:07

    Port Finder: Display info/swap LPT & COM ports
  • pipeln10.zip (19K)

    Uploaded Fri May 17 2024 22:31:07

    TSR connects COM1 and COM2 serial ports
  • port11.zip (28K)

    Uploaded Fri May 17 2024 22:31:07

    I/O port debugging tool, with C source code
  • portfind.zip (6K)

    Uploaded Fri May 17 2024 22:31:07

    Locate & install serial & par. ports, COM3&4
  • ports13.zip (19K)

    Uploaded Fri May 17 2024 22:31:07

    Permits reading and writing to hardware ports
  • portst11.zip (44K)

    Uploaded Fri May 17 2024 22:31:07

    Diagnostic program for serial/parallel ports
  • prindir9.zip (29K)

    Uploaded Fri May 17 2024 22:31:07

    COM/LPT port redir. to any other port or file
  • prlink20.zip (26K)

    Uploaded Fri May 17 2024 22:31:07

    File transfer prog. via printer/parallel port
  • qic02a10.zip (120K)

    Uploaded Fri May 17 2024 22:31:07

    Wangtek QIC-02 tape driver & Unix TAR I/O
  • rs204.zip (16K)

    Uploaded Fri May 17 2024 22:31:07

    Displays RS-232 serial port status
  • rs232.zip (3K)

    Uploaded Fri May 17 2024 22:31:07

    Source for COMM drivers (.ASM)
  • rs232101.zip (44K)

    Uploaded Fri May 17 2024 22:31:07

    RS232 1.01, debug most of RS-232 problems
  • rs232of2.zip (2K)

    Uploaded Fri May 17 2024 22:31:07

    Fix port conflicts, turns off all 4 COM ports
  • rts12.zip (9K)

    Uploaded Fri May 17 2024 22:31:07

    Toggle RTS for COM1 to COM4 ports
  • sansint2.zip (33K)

    Uploaded Fri May 17 2024 22:31:07

    Port utility - poll ports rather than use IRQs
  • serial.aqm (3K)

    Uploaded Fri May 17 2024 22:31:07

    Serial/COMM port driver (squeezed)

  • serial.doc (2K)

    Uploaded Fri May 17 2024 22:31:07

    Doc for SERIAL.AQM

  • serint.aqm (3K)

    Uploaded Fri May 17 2024 22:31:07

    Interrupt-driven serial port driver

  • slikmode.zip (9K)

    Uploaded Fri May 17 2024 22:31:07

    New MODE: Set baudrate to any rate w/C src
  • superv22.zip (46K)

    Uploaded Fri May 17 2024 22:31:07

    Enhanced BIOS interrupt 14 comm support
  • swapcom.zip (1K)

    Uploaded Fri May 17 2024 22:31:07

    Swap COM1 with COM2
  • swapport.zip (2K)

    Uploaded Fri May 17 2024 22:31:07

    Swap LPT1 with LPT2
  • tandy232.asm (9K)

    Uploaded Fri May 17 2024 22:31:07

    Replacement for Tandy 2000 RS232 I/O handler

  • timio3_0.zip (71K)

    Uploaded Fri May 17 2024 22:31:07

    Timed record and playback COM port data
  • toadmod1.zip (4K)

    Uploaded Fri May 17 2024 22:31:07

    Set COM 1-4 to 19200/38400/57600/115200 bps
  • tsrcomm.zip (16K)

    Uploaded Fri May 17 2024 22:31:07

    TSR serial device driver
  • uartbug.zip (10K)

    Uploaded Fri May 17 2024 22:31:07

    UART and COM port debuging tool, TSR
  • uartty12.zip (10K)

    Uploaded Fri May 17 2024 22:31:07

    Displays type of UART chip for all comm ports
  • whtprt40.zip (13K)

    Uploaded Fri May 17 2024 22:31:07

    Displays system serial ports & IRQ assignments
  • wildcat.txt (4K)

    Uploaded Sat May 18 2024 12:46:57

  • xport21.zip (29K)

    Uploaded Fri May 17 2024 22:31:07

    Fast PC-to-PC RS232 serial line file transfer

  • z404mpsc.zip (6K)

    Uploaded Fri May 17 2024 22:31:07

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