Parallel Port Digital Input block
Simulink® Real-Time™ Library for Parallel Port
I/O Module Input
Block Output Data Type
high = 1.0
TTL high corresponding bit is set
Select a parallel port base address. This address depends on
the target computer BIOS. From the list, select one of the following.
If your base address is not one of the supplied standard base addresses,
Other and enter your base address in Alternate
Enter an alternate parallel port base address, in hexadecimal.
This parameter appears only if you select
Other for Base
address. For example,
From the list, select one of the following modes to specify how to treat data:
8 1–bit Channels
Treats data as individual bits. Configures block to accept up to eight 1-bit channels.
One 8–bit Port
Treats data as a single byte. Configures block to accept one 8-bit port.
Enter a vector of numbers between 1 and 8. This parameter appears
only if you select
8 1–bit Channels for Format.
Enter the base sample time or a multiple of the base sample
-1 means sample time is inherited).