Original Publication Date: 1989-Jul-01
Included in the Prior Art Database: 2005-Jan-28
A clock timer card contains a clock and control logic. The card can be addressed by the various processors in the terminal. The processors can perform the following operations: 1. Send a control word to the special card; 2. Read the control word from the card; 3. Set the frequency of the clock on the card; and 4. Read out the contents of the clock.