Target Requirements : Describing Different Target Platforms : Detailed View of I/O Card Description File

Detailed View of I/O Card Description File
 
The size of time interval (in ticks) that should pass between two consecutive card read operations.
The number of ports in the card. The port list should contain exactly this number of elements.
The hexadecimal string defining the real address of the I/O card on the bus. For example: “0x240”.
The name of the function that initializes the I/O card. It is called once when the program starts
The name of the driver function that actually reads data to, or writes data from the card.
The name of the function that shuts down the card when it is no longer needed. This routine performs any housekeeping tasks that the I/O card might require.
The name of the port, it appears in the GUI when users have selected a card in the I/O mapping settings dialog, and they are choosing the port for each I/O mapped model element.
The offset of the register, relative to the port’s base address. It is expressed as a hexadecimal string.