G - Physics – 09 – G
Patent
G - Physics
09
G
G09G 5/38 (2006.01) H04N 5/445 (2006.01) H04N 5/45 (2006.01)
Patent
CA 2321409
A picture frame generating circuit has: a coordinate value calculation processor that calculates frame start position (X, Y), picture end position (X, Y), frame end position (X, Y) using calculation start signal as activation signal, based on picture position (X, Y) registers, picture size (X, Y) registers and frame size register which are written through a data bus, the processor allowing frame color data to be written into frame color register to designate the color of frame through the data bus; and a selection circuit of frame and picture to which the frame start position (X, Y), picture end position (X, Y), frame end position (X, Y), picture position (X, Y) registers, frame color data, picture data, horizontal display position and vertical display position are input, the circuit selecting the picture data or frame color data and outputs the selected one as display data.
Corporation Nec
Renesas Electronics Corporation
Smart & Biggar
LandOfFree
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