On Time RTOS-32 Documentation

RTTarget-32 Programming Manual

RTTarget-32 Reference Manual

RTTarget-32 Configuration

Interrupt Handling

System Functions

Program Loading

Memory Mapping and Management

Real-Time Clock and CMOS RAM

Mouse and Touch Screen Driver

Parallel Port Printer

Function RTPrinterSetIOBase

Function RTPrinterInit

Function RTPrinterStatus

Function RTPrintByte

Serial Port I/O

Plug-and-Play BIOS

PC Cards (PCMCIA)

MetaWINDOW Initialization

Run-Time System Support

System Management BIOS (SMBIOS)

Advanced Programmable Interrupt Controller (APIC)

Multiprocessor Management

Advanced Configuration and Power Interface (ACPI) Tables

Extended RAM Management

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Function RTPrinterSetIOBase

Function RTPrinterSetIOBase defines the I/O port address of a parallel (Centronics, LPT) port:

BYTE RTPrinterSetIOBase(int Port, WORD IOBase);

Parameters

Port

Must be one of the values RT_LPT1, RT_LPT2, RT_LPT3, or RT_LPT4. If this function is never called for a parallel port, RTTarget-32 defaults to I/O port address 378h, 278h, and 3BCh, respectively. There is no default address for RT_LPT4.

return value

The printer's status. See function RTPrinterStatus for details.

Down Function RTPrinterInit