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FT801 Datasheet(PDF) 4 Page - Bridgetek Pte Ltd. |
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FT801 Datasheet(HTML) 4 Page - Bridgetek Pte Ltd. |
4 / 44 page Copyright © Bridgetek Pte Ltd 4 FT801 Embedded Video Engine Datasheet Version 1.3 Document Reference No.: BRT_000001 Clearance No.: BRT#003 Table of Contents 1 Typical Applications....................................................... 2 1.1 Part Numbers............................................................................. 2 2 FT801 Block Diagram .................................................... 3 3 Device Pin Out and Signal Description........................... 6 3.1 VQFN-48 Package Pin Out .......................................................... 6 3.2 Pin Description .......................................................................... 6 4 Function Description ..................................................... 9 4.1 Serial Host Interface.................................................................. 9 4.1.1 SPI Interface ............................................................................................ 11 4.1.2 I²C Interface ............................................................................................ 11 4.1.3 Serial Data Protocol................................................................................... 11 4.1.4 Host Memory Read .................................................................................... 11 4.1.5 Host Memory Write.................................................................................... 12 4.1.6 Host Command ......................................................................................... 12 4.1.7 Interrupts ................................................................................................ 13 4.2 System Clock ........................................................................... 14 4.2.1 Clock Source ............................................................................................ 14 4.2.2 Phase Locked Loop .................................................................................... 15 4.2.3 Clock Enable............................................................................................. 15 4.2.4 Clock Frequency........................................................................................ 15 4.3 Graphics Engine ....................................................................... 15 4.3.1 Introduction ............................................................................................. 15 4.3.2 ROM and RAM Fonts .................................................................................. 16 4.4 Parallel RGB Interface ............................................................. 19 4.5 Miscellaneous Control .............................................................. 20 4.5.1 Backlight Control Pin ................................................................................. 20 4.5.2 DISP Control Pin ....................................................................................... 20 4.5.3 General Purpose IO pins ............................................................................ 20 4.5.4 Pins Drive Current Control .......................................................................... 20 4.6 Audio Engine............................................................................ 21 4.6.1 Sound Synthesizer .................................................................................... 21 4.6.2 Audio Playback ......................................................................................... 23 4.7 Touch-Screen Engine ............................................................... 24 4.7.1 Compatibility mode ................................................................................... 24 4.7.2 Extended mode......................................................................................... 25 |
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