Bridgetek FT801 Manuals

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Bridgetek FT801 Programming Manual

Bridgetek FT801 Programming Manual (263 pages)

FT800 Series

Brand: Bridgetek | Category: Controller | Size: 3 MB

Table of Contents

Table of Contents

2
- 1 Introduction
  9
- API Reference Definitions
  9
- Overview
  9
- Scope
  9
- Appendix B - List of Figures & Tables
  
  12
- List of Figures
  
  12
- List of Tables
  
  31
  - 2 Programming Model
    
    11
    
    General Software Architecture
    11
    
    Display Configuration and Initialization
    12
    
    Figure 1: Software Architecture
    12
    
    Figure 2: Horizontal Timing
    13
    
    Horizontal Timing
    13
    
    Figure 3: Vertical Timing
    14
    
    Figure 4: Pixel Clocking with no CSPREAD
    14
    
    Figure 5: Pixel Clocking with CSPREAD
    14
    
    Signals Updating Timing Control
    14
    
    Vertical Timing
    14
    
    Timing Example: 480X272 at 60Hz
    15
    
    Initialization Sequence
    16
    
    Sound Synthesizer
    17
    
    Audio Playback
    18
    
    Figure 7: Getting Start Example Image
    19
    
    Getting Started
    19
    
    Graphics Routines
    19
    
    Coordinate Plane
    20
    
    Figure 6: FT800 Graphics Coordinates Plane in Pixel Precision
    20
    
    Drawing Pattern
    21
    
    Writing Display Lists
    26
    
    Bitmap Transformation Matrix
    27
    
    Color and Transparency
    27
    
    VERTEX2II and VERTEX2F
    28
    
    Performance
    30
    
    Screenshot
    30
    
    Table 1 Bitmap Rendering Performance
    31
  - 3 Register Description
    
    32
    
    Graphics Engine Registers
    32
    
    Table 2 REG_SWIZZLE and RGB Pins Mapping Table
    34
    
    Touch Engine Registers (FT800 Only)
    47
    
    Audio Engine Registers
    62
    
    Co-Processor Engine Registers
    68
    
    Miscellaneous Registers
    70
  - 4 Display List Commands
    
    81
    
    Graphics State
    81
    
    Table 3 Graphics Context
    81
4.2 Command Encoding

82
- Command Encoding
  82
- Table 4 FT800 Graphics Primitives List
  82
- Command Groups
  83
  - Setting Graphics State
    83
  - Table 5 Graphics Bitmap Format Table
    83
  - Drawing Actions
    84
  - Execution Control
    84
- Alpha_Func
  85
- Figure 8: the Constants of ALPHA_FUNC
  85
- Begin
  86
- Bitmaps
  86
- Edge_Strip_A
  86
- Edge_Strip_B
  86
- Edge_Strip_L
  86
- Edge_Strip_R
  86
- Graphics Primitive
  86
- Lines
  86
- Line_Strip
  86
- Points
  86
- Bitmap_Handle
  88
- Bitmap_Layout
  89
- Table 7 BITMAP_LAYOUT Format List
  89
- Figure 10: Pixel Format for ARGB2/1555
  92
- Figure 9: Pixel Format for L1/L4/L8
  92
- Figure 11: Pixel Format for ARGB4, RGB332, RGB565 and Palette
  93
- Bitmap_Size
  94
- Bitmap_Source
  97
- Bitmap_Transform_A
  99
- Bitmap_Transform_B
  101
- Bitmap_Transform_C
  102
- Bitmap_Transform_D
  103
- Bitmap_Transform_E
  104
- Bitmap_Transform_F
  106
- Blend_Func
  107
- Table 8 BLEND_FUNC Constant Value Definition
  107
- Call
  110
- Cell
  111
- Clear
  112
- Clear_Color_A
  114
- Clear_Color_Rgb
  115
- Clear_Stencil
  117
- Clear_Tag
  118
- Color_A
  119
- Color_Mask
  120
- Color_Rgb
  122
- Display
  123
- End
  124
- Jump
  125
- Line_Width
  126
- Macro
  127
- Point_Size
  128
- Restore_Context
  129
- Return
  130
- Save Context
  131
- Scissor_Size
  132
- Scissor_Xy
  134
- Stencil_Func
  135
- Stencil_Mask
  137
- Figure 12: STENCIL_OP Constants Definition
  138
- Stencil_Op
  138
- Tag
  140
- Tag_Mask
  141
- Vertex2F
  142
- Vertex2Ii
  143
- 5 Co-Processor Engine Commands
  144
  - Document Reference No.: BRT_000030 Clearance No.: BRT#037
    145
  - Co-Processor Handling of Display List Commands
    146
  - Synchronization
    146
  - ROM and RAM Fonts
    147
  - Cautions
    148
  - Table 9 FT800 Font Metrics Block Format
    148
  - Fault Scenarios
    149
  - Widgets Color Settings
    149
  - Widgets Physical Dimension
    149
  - Co-Processor Engine Graphics State
    150
  - Table 10 Widgets Color Setup Table
    150
  - Table 11 Co-Processor Engine Graphics State
    150
  - Definition of Parameter OPTION
    151
  - Table 12 Parameter OPTION Definition
    151
  - Co-Processor Engine Resources
    153
  - Command Groups
    153
  - CMD_DLSTART - Start a New Display List
    155
  - CMD_COLDSTART - Set Co-Processor Engine State to
    156
  - CMD_SWAP - Swap the Current Display List
    156
  - Default Values
    
    156
    
    CMD_INTERRUPT - Trigger Interrupt INT_CMDFLAG
    158
    
    CMD_APPEND - Append Memory to Display List
    159
    
    CMD_REGREAD - Read a Register Value
    160
    
    CMD_MEMWRITE - Write Bytes into Memory
    161
    
    CMD_INFLATE - Decompress Data into Memory
    163
    
    CMD_LOADIMAGE - Load a JPEG Image
    164
    
    CMD_MEMCRC - Compute a CRC-32 for Memory
    166
    
    CMD_MEMZERO - Write Zero to a Block of Memory
    167
    
    CMD_MEMSET - Fill Memory with a Byte Value
    168
    
    CMD_MEMCPY - Copy a Block of Memory
    169
    
    CMD_BUTTON - Draw a Button
    170
    
    CMD_CLOCK - Draw an Analog Clock
    173
    
    CMD_FGCOLOR - Set the Foreground Color
    178
    
    CMD_BGCOLOR - Set the Background Color
    179
    
    CMD_GRADCOLOR - Set the 3D Button Highlight Color
    181
    
    CMD_GAUGE - Draw a Gauge
    183
    
    CMD_GRADIENT - Draw a Smooth Color Gradient
    190
    
    CMD_KEYS - Draw a Row of Keys
    194
    
    CMD_PROGRESS - Draw a Progress Bar
    199
    
    CMD_SCROLLBAR - Draw a Scroll Bar
    202
    
    CMD_SLIDER - Draw a Slider
    205
    
    CMD_DIAL - Draw a Rotary Dial Control
    208
    
    CMD_TOGGLE - Draw a Toggle Switch
    211
    
    CMD_TEXT - Draw Text
    214
    
    CMD_NUMBER - Draw a Decimal Number
    218
    
    CMD_GETMATRIX - Retrieves the Current Matrix
    221
    
    CMD_SETMATRIX - Write the Current Matrix to the Display List
    221
  - Coefficients
    
    221
    
    CMD_GETPTR - Get the End Memory Address of Inflated Data
    223
  - By CMD_LOADIMAGE
    
    224
    
    CMD_SCALE - Apply a Scale to the Current Matrix
    224
    
    CMD_ROTATE - Apply a Rotation to the Current Matrix
    227
    
    CMD_TRANSLATE - Apply a Translation to the Current Matrix
    229
    
    CMD_CALIBRATE - Execute the Touch Screen Calibration Routine
    231
    
    CMD_SPINNER - Start an Animated Spinner
    232
    
    CMD_SCREENSAVER - Start an Animated Screensaver
    236
    
    CMD_SKETCH - Start a Continuous Sketch Update
    237
    
    CMD_STOP - Stop any of Spinner, Screensaver or Sketch
    239
    
    CMD_SETFONT - Set up a Custom Font
    240
    
    CMD_TRACK - Track Touches for a Graphics Object
    241
    
    CMD_SNAPSHOT - Take a Snapshot of the Current Screen
    245
    
    CMD_LOGO - Play FTDI Logo Animation
    246
  - 6 FT801 Operation
    
    247
    
    FT801 Introduction
    247
    
    FT801 Touch Engine
    247
    
    FT801 Touch Registers
    247
    
    Calibration
    253
    
    Register Summary
    253
    
    Table 13 Touch Registers Map Table
    253
    
    CMD_CSKETCH - Capacitive Touch Specific Sketch
    254
  - 7 Contact Information
    
    256
  - Acronyms & Abbreviations
    
    257
  - Appendix A - References
    
    257
  - Document References
    
    257
Appendix B - List of Figures & Tables List of Figures

258
- Appendix B - List of Figures & Tables
  258
  - List of Figures
    
    258
  - List of Tables
    
    258
  - Appendix C - Memory Map
    
    259
  - Appendix D - List of Code Snippet
    
    260
  - Appendix E - List of Registers
    
    261

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