Accessing the parallel port registers

For a kernel driver, the parallel port is accessed by calling on the kernel's parport functions. For a user-space program there are two options: use Tim Waugh's ...

Accessing the parallel port registers - DOSBox-X - VOGONS

Once you get the port working in the host, then you can just use the parallel port emulator from DOSBox(-X), pointing it to the corresponding ...

Parallel port - OSDev Wiki

Each parallel port has three IO port registers, Data, Status and Control. Their addresses are relative to the base address of the parallel port in question.

Accessing the parallel port registers - DOSBox - LaunchBox Forums

I have "inherited" a DOS application that uses direct access (using inp/outp) to the parallel port registers for reading and writing to the ...

RISCPC accessing parallel port in BASIC - stardot.org.uk

Re: RISCPC accessing parallel port in BASIC ... Have to admit that this isn't something I've done but the RISC OS Programmer's Reference Manual ...

Chapter 6: Parallel I/O ports

Know how a pin can be either input or output as specified by the direction register; Know the steps required to initialize a parallel port; Know how to access I ...

How to access Parallel port in Linux - Stack Overflow

Before rmmod those module from kernel, I could wrote and read this register. Then I blacklisted those module from being loaded at system start ...

Reading the Status Register of the Parallel Port (solved)

... parallel port, but I can't get it to work. I made an adapter to connect an NES controller to the parallel port using a PIC16F84A microcontroller ...

How to Access the SUNIX Parallel Port Register

According the SUNIX Parallel Port Table to find the register address and write the value. Ex. SPP to ECP. Extended Configuration n Register ...

Accessing Parallel Port Control and Status Registers with VISA and ...

Wondering if anyone has a solution for accessing the Control and Status registers on a parallel port with VISA, now that Win7 has locked down ...

Parallel Ports LPT1 - LPT3 (Printer Output) - UMBC

Every printers port has its own adapter, which is controlled by by three registers, available through the corresponding I/O ports. The I/O ports belonging to a ...

Interfacing the Standard Parallel Port - WearCam

Bits 4 & 5 are internal controls. Bit four will enable the IRQ (See Using the Parallel Ports IRQ) and Bit 5 will enable the bi-directional port meaning that you ...

Parallel port interfacing tutorial: with C - e l e c t r o S o f t s . c o m

To use the printer port for applications other than printing, We need to know how ports are organized. There are three registers associated with LPT port: Data ...

Parallel Port Plug-in Documentation

We have to find these addresses to work with parallel port. For a typical PC , the base address of LPT1 is 0x378 and of LPT2 is 0x278. The data register resides ...

3.5 Using the Parallel Port of the Computer - GlobalSpec

3.5 Using the Parallel Port of the Computer · Right click on My Computer, go to Properties. · Select the tab Hardware, click Device Manager. · You will get a tree ...

Parallel Port Tester - Downtown Doug Brown

For people who are really interested, I also display the raw register values of the three standard parallel port registers. I show separate values for the ...

The Parallel Port

... interface (avoid using multiplexers, encoders/decoders, shift registers etc etc). Why the parallel port has 25 pins… How is it organized? The parallel port ...

Parallel Port - Ardent Tool of Capitalism

Err ... PS/2 LPT ports are bidirectional by nature. There are 3 registers used on LPT ports: data register (LPT-I/O ...

Parallel port pinouts and registers - raphnet.net

The parallel port uses 3 consecutive 8bit registers. The data register, the status register, and the control register are located at base_addr, base_addr+1, and ...

Access control , data and status register of parallel port - NTDEV

What you need to do is to emulate a port rather than hijacking a port on the physical machine. The data that you read out of this virtual port ...