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Intel® PXA26x Processor Family Developer’s Manual vii
Contents
7.2.3 Resetting the Controller ........................................................................................7-5
7.3 Detailed Module Descriptions ............................................................................................7-5
7.3.1 Input FIFOs...........................................................................................................7-6
7.3.2 Lookup Palette......................................................................................................7-6
7.3.3 Temporal Modulated Energy Distribution (TMED) Dithering.................................7-6
7.3.4 Output FIFOs ........................................................................................................7-9
7.3.5 Liquid Crystal Display Controller Pin Usage .........................................................7-9
7.3.6 Direct Memory Access........................................................................................7-10
7.4 Liquid Crystal Display External Palette and Frame Buffers .............................................7-11
7.4.1 External-Palette Buffer........................................................................................7-11
7.4.2 External-Frame Buffer ........................................................................................7-12
7.5 Functional Timing ............................................................................................................7-15
7.6 Liquid Crystal Display Register Descriptions...................................................................7-19
7.6.1 LCD Controller Control Register 0 (LCCR0).......................................................7-20
7.6.2 LCD Controller Control Register 1 (LCCR1).......................................................7-28
7.6.3 LCD Controller Control Register 2 (LCCR2).......................................................7-30
7.6.4 LCD Controller Control Register 3 (LCCR3).......................................................7-33
7.6.5 LCD Controller DMA ...........................................................................................7-37
7.6.6 LCD DMA Frame Branch Registers (FBRx) .......................................................7-41
7.6.7 LCD Controller Status Register (LCSR)..............................................................7-42
7.6.8 LCD Controller Interrupt ID Register (LIIDR) ......................................................7-46
7.6.9 TMED RGB Seed Register .................................................................................7-46
7.6.10 TMED Control Register (TCR)............................................................................7-47
7.6.11 LCD Controller Register Summary .....................................................................7-49
8 Synchronous Serial Port Controller ..............................................................................................8-1
8.1 Overview............................................................................................................................8-1
8.2 Signal Description..............................................................................................................8-1
8.2.1 External Interface to Synchronous Serial Peripherals ..........................................8-1
8.3 Functional Description .......................................................................................................8-2
8.3.1 Data Transfer........................................................................................................8-2
8.4 Data Formats.....................................................................................................................8-2
8.4.1 Serial Data Formats for Transfer to/from Peripherals...........................................8-2
8.4.2 Parallel Data Formats for FIFO Storage ...............................................................8-6
8.5 FIFO Operation and Data Transfers ..................................................................................8-6
8.5.1 Using Programmed I/O Data Transfers ................................................................8-7
8.5.2 Using DMA Data Transfers...................................................................................8-7
8.6 Baud Rate Generation.......................................................................................................8-7
8.7 SSP Serial Port Registers..................................................................................................8-7
8.7.1 SSP Control Register 0 (SSCR0) .........................................................................8-8
8.7.2 SSP Control Register 1 (SSCR1) .......................................................................8-11
8.7.3 SSP Data Register (SSDR) ................................................................................8-15
8.7.4 SSP Status Register (SSSR)..............................................................................8-16
8.7.5 SSP Register Address Map ................................................................................8-19
9 Inter-Integrated Circuit Bus Interface Unit ....................................................................................9-1
9.1 Overview............................................................................................................................9-1
9.2 Signal Description..............................................................................................................9-1
9.3 Functional Description .......................................................................................................9-1
9.3.1 Operational Blocks................................................................................................9-3