tport
[Properties (by Name)][Methods (by Name)][Events (by Name)]
Type implemented to support integer-sized port access
Declaration
Source position: portsh.inc line 37
Type
tport = object
private
procedure writeport(p: Word; data: Byte);
function readport(p: Word) : Byte;
public
pp[w: Word]: Byte; default;
end
;
Description
The TPort type is implemented specially for access to the ports in a TP compatible manner. There is no need to create an instance of this type: the standard TP variables are instantiated at unit initialization.
Members
| Member | Type | Visibility | Description |
|---|---|---|---|
| pp | Property | public | Access integer-sized port by port number |
| readport | Method | private | Reads an integer of data from a port |
| writeport | Method | private | Writes an integer of data to a port |
Inheritance
| Class | Description |
|---|---|
| tport | Type implemented to support integer-sized port access |
See also
| Name | Description |
|---|---|
| Byte | An unsigned 8-bits integer |
| port | Provide port access per integer |
| TPortL | Type implemented to support Longint-sized port access |
| TPortW | Type implemented to support word-sized port access |