Smooth Scroll Using Dual Port DRAM
Original Publication Date: 1989-Jun-01
Included in the Prior Art Database: 2005-Jan-28
Disclosed is method for smooth scrolling an image on a display device, wherein the image data displayed on display lines of the display device are stored in an even buffer and an odd buffer, and the image data of the display lines are transferred between the even and odd buffers to perform the smooth scroll operations. Dual port DRAM (dynamic random- access memory) is used as the buffer.