4.3. ISDCBBuilder

added in version 1.7.0

An interface to provide functions to generate commands for the customer display control.

This interface is only for models which support a customer display.For the supporting models, refer to Supported Peripherals .

  • Property

    Name

    Contents

    commands

    Generated commands.

    passThroughCommands

    Generated or added commands to which adds a pass-through command.

  • Method

    Name

    Contents

    appendData

    Adds data (text or command) to the command buffer.

    appendBackSpace

    Generates a backspace command, and then adds it to the command buffer.

    appendHorizontalTab

    Generates a horizontal tab command, and then adds it to the command buffer.

    appendLineFeed

    Generates a line feed command, and then adds it to the command buffer.

    appendCarriageReturn

    Generates a carriage-return command, and then adds it to the command buffer.

    appendBitmap

    Generates a graphic display command, and then adds it to the command buffer.

    appendInternational

    Select command of the international character mode is generated and added to the command buffer.

    appendCodePage

    Select command of the code page is generated and added to the command buffer.

    appendDeleteToEndOfLine

    Generates a command to clear the screen until the end of the line, and then adds it to the command buffer.

    appendClearScreen

    Generates a command to clear the screen, and then adds it to the command buffer.

    appendHomePosition

    Generates a command to move the cursor to the home position, and then adds it to the command buffer.

    appendTurnOn

    Generates a command to turn on/off the backlight, and then adds it to the command buffer.

    appendSpecifiedPosition

    Generates a command to move the cursor to the specified position, and then adds it to the command buffer.

    appendCursorMode

    Generates a command to change the cursor mode, and then adds it to the command buffer.

    appendContrastMode

    Generates a command to change the contrast mode, and then adds it to the command buffer.

    appendUserDefinedCharacter

    Generates a command to register user-defined characters (SBCS), and then adds it to the command buffer.

    appendUserDefinedDbcsCharacter

    Generates a command to register user-defined characters (DBCS), and then adds it to the command buffer.

4.3.1. SDCBInternationalType

added in version 1.7.0

International character constants

  • Declaration

    typedef NS_ENUM(NSInteger, SDCBInternationalType) {
    SDCBInternationalTypeUSA          = 0x00,
    SDCBInternationalTypeFrance       = 0x01,
    SDCBInternationalTypeGermany      = 0x02,
    SDCBInternationalTypeUK           = 0x03,
    SDCBInternationalTypeDenmark      = 0x04,
    SDCBInternationalTypeSweden       = 0x05,
    SDCBInternationalTypeItaly        = 0x06,
    SDCBInternationalTypeSpain        = 0x07,
    SDCBInternationalTypeJapan        = 0x08,
    SDCBInternationalTypeNorway       = 0x09,
    SDCBInternationalTypeDenmark2     = 0x0a,
    SDCBInternationalTypeSpain2       = 0x0b,
    SDCBInternationalTypeLatinAmerica = 0x0c,
    SDCBInternationalTypeKorea        = 0x0d
};

  • Constants

    Name

    Contents

    SDCBInternationalTypeUSA

    USA

    SDCBInternationalTypeFrance

    France

    SDCBInternationalTypeGermany

    Germany

    SDCBInternationalTypeUK

    UK

    SDCBInternationalTypeDenmark

    Denmark

    SDCBInternationalTypeSweden

    Sweden

    SDCBInternationalTypeItaly

    Italy

    SDCBInternationalTypeSpain

    Spain

    SDCBInternationalTypeJapan

    Japan

    SDCBInternationalTypeNorway

    Norway

    SDCBInternationalTypeDenmark2

    Denmark ||

    SDCBInternationalTypeSpain2

    Spain ||

    SDCBInternationalTypeLatinAmerica

    Latin America

    SDCBInternationalTypeKorea

    Korea

4.3.2. SDCBCodePageType

added in version 1.7.0

Code Page constants

  • Declaration

    typedef NS_ENUM(NSInteger, SDCBCodePageType) {
    SDCBCodePageTypeCP437              = 0x00,
    SDCBCodePageTypeKatakana           = 0x01,
    SDCBCodePageTypeCP850              = 0x02,
    SDCBCodePageTypeCP860              = 0x03,
    SDCBCodePageTypeCP863              = 0x04,
    SDCBCodePageTypeCP865              = 0x05,
    SDCBCodePageTypeCP1252             = 0x06,
    SDCBCodePageTypeCP866              = 0x07,
    SDCBCodePageTypeCP852              = 0x08,
    SDCBCodePageTypeCP858              = 0x09,
    SDCBCodePageTypeJapanese           = 0x0a,
    SDCBCodePageTypeSimplifiedChinese  = 0x0b,
    SDCBCodePageTypeTraditionalChinese = 0x0c,
    SDCBCodePageTypeHangul             = 0x0d
};

  • Constants

    Name

    Contents

    SDCBCodePageTypeCP437

    CodePage437 (USA, Std. Europe)

    SDCBCodePageTypeKatakana

    Katakana

    SDCBCodePageTypeCP850

    PC850 (Multilingual)

    SDCBCodePageTypeCP860

    PC860 (Portuguese)

    SDCBCodePageTypeCP863

    PC863 (Canadian-French)

    SDCBCodePageTypeCP865

    PC865 (Norwegian)

    SDCBCodePageTypeCP1252

    WPC1252

    SDCBCodePageTypeCP866

    PC866 [Cyrillic #2]

    SDCBCodePageTypeCP852

    PC852 [Latin 2]

    SDCBCodePageTypeCP858

    Page 19 [PC858]

    SDCBCodePageTypeJapanese

    Japanese font (shift JIS)

    SDCBCodePageTypeSimplifiedChinese

    Simplified Chinese (GB2312)

    SDCBCodePageTypeTraditionalChinese

    Traditional Chinese (Big5)

    SDCBCodePageTypeHangul

    Hangul (KSC5601)

4.3.3. SDCBCursorMode

added in version 1.7.0

Cursor Mode constants.

  • Declaration

    typedef NS_ENUM(NSInteger, SDCBCursorMode) {
    SDCBCursorModeOff   = 0x00,
    SDCBCursorModeBlink = 0x01,
    SDCBCursorModeOn    = 0x02
};

  • Constants

    Name

    Contents

    SDCBCursorModeOff

    Cursor off

    SDCBCursorModeBlink

    Cursor blinking

    SDCBCursorModeOn

    Cursor lighting

4.3.4. SDCBContrastMode

added in version 1.7.0

Contrast mode constants.

  • Declaration

    typedef NS_ENUM(NSInteger, SDCBContrastMode) {
    SDCBContrastModeMinus3  = 0x00,
    SDCBContrastModeMinus2  = 0x01,
    SDCBContrastModeMinus1  = 0x02,
    SDCBContrastModeDefault = 0x03,
    SDCBContrastModePlus1   = 0x04,
    SDCBContrastModePlus2   = 0x05,
    SDCBContrastModePlus3   = 0x06
};

  • Constants

    Name

    Contents

    SDCBContrastModeMinus3

    Contrast: -3

    SDCBContrastModeMinus2

    Contrast: -2

    SDCBContrastModeMinus1

    Contrast: -1

    SDCBContrastModeDefault

    Default

    SDCBContrastModePlus1

    Contrast: +1

    SDCBContrastModePlus2

    Contrast: +2

    SDCBContrastModePlus3

    Contrast: +3

4.3.5. commands

added in version 1.7.0

Gets the command buffer (generated command).

  • Declaration

    @property (nonatomic, readonly) NSMutableData *commands;

  • Parameter

    None

  • Value

    Contents

    Type

    Command buffer (generated command)

    NSMutableData *

4.3.6. passThroughCommands

added in version 1.7.0

Gets a command sequence with the pass-through command to the printer added at the beginning of the command buffer (generated command).

  • Declaration

    @property (nonatomic, readonly) NSMutableData *passThroughCommands;

  • Parameter

    None

  • Return value

    Contents

    Type

    Command buffer (generated command)

    NSMutableData *

  • Examples

    ISDCBBuilder *builder = [StarIoExt createDisplayCommandBuilder:StarIoExtDisplayModelSCD222];

...

NSData *commands = [builder.passThroughCommands copy];

    Refer to DisplayViewController.m / DisplayExtViewController.m.

4.3.7. appendData

added in version 1.7.0

Adds data (text or command) to the command buffer.

  • Declaration

    - (void)appendByte:(unsigned char)data;
- (void)appendData:(NSData *)otherData;
- (void)appendBytes:(const void *)bytes length:(NSUInteger)length;

  • Parameter

    Name

    Contents

    Type
    data
    otherData
    bytes

    Data (Text and Command)
    unsigned char
    NSData *
    const void *

    length

    Data length

    NSUInteger

  • Return value

    None

  • Examples

    + (void)appendTextPattern:(ISDCBBuilder *)builder number:(int)number {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    unsigned char pattern1[] = "\x020\x021\x022\x023\x024\x025\x026\x027\x028\x029\x02a\x02b\x02c\x02d\x02e\x02f\x030\x031\x032\x033\x034\x035\x036\x037\x038\x039\x03a\x03b\x03c\x03d\x03e\x03f\x040\x041\x042\x043\x044\x045\x046\x047";
    ...

    switch (number) {
    default :
        [builder appendBytes:pattern1 length:sizeof(pattern1)];  // 0
        break;
    case 1 :
        [builder appendBytes:pattern2 length:sizeof(pattern2)];
        break;
    case 2 :
        [builder appendBytes:pattern3 length:sizeof(pattern3)];
        break;
    case 3 :
        [builder appendBytes:pattern4 length:sizeof(pattern4)];
        break;
    case 4 :
        [builder appendBytes:pattern5 length:sizeof(pattern5)];
        break;
    case 5 :
        [builder appendBytes:pattern6 length:sizeof(pattern6)];
        break;
    }
}

    Refer to DisplayFunctions.m.

4.3.8. appendBackSpace

added in version 1.7.0

Generates a backspace command, and then adds it to the command buffer.

  • Declaration

    void appendBackSpace();

  • Parameter

    None

  • Return value

    None

4.3.9. appendHorizontalTab

added in version 1.7.0

Generates a horizontal tab command, and then adds it to the command buffer.

  • Declaration

    - (void)appendHorizontalTab;

  • Parameter

    None

  • Return value

    None

4.3.10. appendLineFeed

added in version 1.7.0

Generates a line feed command, and then adds it to the command buffer.

  • Declaration

    - (void)appendLineFeed;

  • Parameter

    None

  • Return value

    None

4.3.11. appendCarriageReturn

added in version 1.7.0

Generates a carriage-return command, and then adds it to the command buffer.

  • Declaration

    - (void)appendCarriageReturn;

  • Parameter

    None

  • Return value

    None

4.3.12. appendBitmap

added in version 1.7.0

Generates a graphic display command, and then adds it to the command buffer.

  • Declaration

    - (void)appendBitmap:(UIImage *)image diffusion:(BOOL)diffusion;

  • Parameter

    Name

    Contents

    Type

    bitmap
    Image you want to display
    Specify the instance of the 160 × 40 dots monochrome Bitmap class.
    If a different sized Bitmap is specified, it is resized to 160 × 40 dots.
    The Bitmap pixels are automatically converted to monochrome value.

    UIImage *

    diffusion
    Random dither
    YES … Valid
    NO … Invalid

    BOOL

  • Return value

    None

  • Examples

    + (void)appendGraphicPattern:(ISDCBBuilder *)builder number:(int)number {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
// [builder appendSpecifiedPosition:1 y:1];

    UIImage *image;

    switch (number) {
    default :  // 0
        image = [UIImage imageNamed:@"DisplayImage1.png"];
        break;
    case 1 :
        image = [UIImage imageNamed:@"DisplayImage2.png"];
        break;
    case 2 :
        image = [UIImage imageNamed:@"DisplayImage3.png"];
        break;
    case 3 :
        image = [UIImage imageNamed:@"DisplayImage4.png"];
        break;
    }

    [builder appendBitmap:image diffusion:YES];
}

    Refer to DisplayFunctions.m.

4.3.13. appendInternational

added in version 1.7.0

Select command of the international character mode is generated and added to the command buffer.

  • Declaration

    - (void)appendInternational:(SDCBInternationalType)type;

  • Parameter

    Name

    Contents

    Type

    internationalType

    International character constants

    SDCBInternationalType

  • Return value

    None

  • Examples

    + (void)appendCharacterSet:(ISDCBBuilder *)builder internationalType:(SDCBInternationalType)internationalType codePageType:(SDCBCodePageType)codePageType {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    [builder appendInternational:internationalType];
    [builder appendCodePage :codePageType];

    unsigned char pattern1[] = "\x02d\x020\x020\x020\x023\x024\x040\x05b\x05c\x05d\x05e\x060\x07b\x07c\x07d\x07e\x020\x020\x020\x02d\x0a0\x0a1\x0a2\x0a3\x0a4\x0a5\x0a6\x0a7\x0a8\x0a9\x0aa\x0ab\x0ac\x0ad\x0ae\x0af\x0b0\x0b1\x0b2\x0b3";
    ...

    switch (codePageType) {
    default :
        [builder appendBytes:pattern1 length:sizeof(pattern1)]; break; //CP437,Katakana,CP850,CP860,CP863,CP865,CP1252,CP866,CP852,CP858
    case SDCBCodePageTypeJapanese :
        [builder appendBytes:pattern2 length:sizeof(pattern2)]; break;
    case SDCBCodePageTypeSimplifiedChinese :
        [builder appendBytes:pattern3 length:sizeof(pattern3)]; break;
    case SDCBCodePageTypeTraditionalChinese :
        [builder appendBytes:pattern4 length:sizeof(pattern4)]; break;
    case SDCBCodePageTypeHangul :
        [builder appendBytes:pattern5 length:sizeof(pattern5)]; break;
    }
}

    Refer to DisplayFunctions.m.

4.3.14. appendCodePage

added in version 1.7.0

Select command of the code page is generated and added to the command buffer.

  • Declaration

    - (void)appendCodePage:(SDCBCodePageType)type;

  • Parameter

    Name

    Contents

    Type

    codePageType

    Code Page constants

    SDCBCodePageType

  • Return value

    None

  • Examples

    + (void)appendCharacterSet:(ISDCBBuilder *)builder internationalType:(SDCBInternationalType)internationalType codePageType:(SDCBCodePageType)codePageType {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    [builder appendInternational:internationalType];
    [builder appendCodePage :codePageType];

    unsigned char pattern1[] = "\x02d\x020\x020\x020\x023\x024\x040\x05b\x05c\x05d\x05e\x060\x07b\x07c\x07d\x07e\x020\x020\x020\x02d\x0a0\x0a1\x0a2\x0a3\x0a4\x0a5\x0a6\x0a7\x0a8\x0a9\x0aa\x0ab\x0ac\x0ad\x0ae\x0af\x0b0\x0b1\x0b2\x0b3";
    ...

    switch (codePageType) {
    default :
        [builder appendBytes:pattern1 length:sizeof(pattern1)]; break; //CP437,Katakana,CP850,CP860,CP863,CP865,CP1252,CP866,CP852,CP858
    case SDCBCodePageTypeJapanese :
        [builder appendBytes:pattern2 length:sizeof(pattern2)]; break;
    case SDCBCodePageTypeSimplifiedChinese :
        [builder appendBytes:pattern3 length:sizeof(pattern3)]; break;
    case SDCBCodePageTypeTraditionalChinese :
        [builder appendBytes:pattern4 length:sizeof(pattern4)]; break;
    case SDCBCodePageTypeHangul :
        [builder appendBytes:pattern5 length:sizeof(pattern5)]; break;
    }
}

    Refer to DisplayFunctions.m.

4.3.15. appendDeleteToEndOfLine

added in version 1.7.0

Generates a command to clear the screen until the end of the line, and then adds it to the command buffer.

  • Declaration

    - (void)appendDeleteToEndOfLine;

  • Parameter

    None

  • Return value

    None

4.3.16. appendClearScreen

added in version 1.7.0

Generates a command to clear the screen, and then adds it to the command buffer.

  • Declaration

    - (void)appendClearScreen;

  • Parameter

    None

  • Return value

    None

  • Examples

    + (void)appendClearScreen:(ISDCBBuilder *)builder {
    [builder appendClearScreen];
}

    Refer to DisplayFunctions.m.

4.3.17. appendHomePosition

added in version 1.7.0

Generates a command to move the cursor to the home position, and then adds it to the command buffer.

  • Declaration

    - (void)appendHomePosition;

  • Parameter

    None

  • Return value

    None

4.3.18. appendTurnOn

added in version 1.7.0

Generates a command to turn on/off the backlight, and then adds it to the command buffer.

  • Declaration

    - (void)appendTurnOn:(BOOL)turnOn;

  • Parameter

    Name

    Contents

    Type

    turnOn

    Backlight ON/OFF

    BOOL

  • Return value

    None

  • Examples

    + (void)appendTurnOn:(ISDCBBuilder *)builder turnOn:(BOOL)turnOn {

    ...

    [builder appendTurnOn:turnOn];
}

    Refer to DisplayFunctions.m.

4.3.19. appendSpecifiedPosition

added in version 1.7.0

Generates a command to move the cursor to the specified position, and then adds it to the command buffer.

  • Declaration

    - (void)appendSpecifiedPosition:(int)x y:(int)y;

  • Parameter

    Name

    Contents

    Type

    x

    Digit position (Leftmost digit is 1)

    int

    y

    Line position (top line is 1)

    int

  • Return value

    None

  • Examples

    + (void)appendCursorMode:(ISDCBBuilder *)builder cursorMode:(SDCBCursorMode)cursorMode {
//  [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    unsigned char pattern[] = "Star Micronics      "
                            "Total :        12345";

    [builder appendBytes:pattern length:sizeof(pattern)];

    [builder appendSpecifiedPosition:20 y:2];

    [builder appendCursorMode:cursorMode];
}

    Refer to DisplayFunctions.m.

4.3.20. appendCursorMode

added in version 1.7.0

Generates a command to change the cursor mode, and then adds it to the command buffer.

  • Declaration

    - (void)appendCursorMode:(SDCBCursorMode)cursorMode;

  • Parameter

    Name

    Contents

    Type

    cursorMode

    Cursor Mode constants

    SDCBCursorMode

  • Return value

    None

  • Examples

    + (void)appendCursorMode:(ISDCBBuilder *)builder cursorMode:(SDCBCursorMode)cursorMode {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    unsigned char pattern[] = "Star Micronics " +
                            "Total : 12345";

    [builder appendBytes:pattern length:sizeof(pattern)];

    [builder appendSpecifiedPosition:20 y:2];

    [builder appendCursorMode:cursorMode];
}

    Refer to DisplayFunctions.m.

4.3.21. appendContrastMode

added in version 1.7.0

Generates a command to change the contrast mode, and then adds it to the command buffer.

  • Declaration

    - (void)appendContrastMode:(SDCBContrastMode)contrastMode;

  • Parameter

    Name

    Contents

    Type

    contrastMode

    ContrastMode constants

    SDCBContrastMode

  • Return value

    None

  • Examples

    + (void)appendContrastMode:(ISDCBBuilder *)builder contrastMode:(SDCBContrastMode)contrastMode {
    ...
    [builder appendContrastMode:contrastMode];
}

    Refer to DisplayFunctions.m.

4.3.22. appendUserDefinedCharacter

added in version 1.7.0

Generates a command to register user-defined characters (SBCS), and then adds it to the command buffer.

  • Declaration

    - (void)appendUserDefinedCharacter:(int)index code:(int)code font:(unsigned char *)font;

  • Parameter

    Name

    Contents

    Type

    index
    Japanese fontFont number
    00h ≦ index ≦ 1Fh

    int

    code
    Character code of user-defined character
    20h ≦ code ≦ 7Fh
    If SDCBCodePageTypeJapanese is specified with the appendCodePage method, the following range is also supported.
    A0h ≦ code ≦ DFh

    int

    font
    16-byte font data
    Refer to the font data format of the user-defined characters.
    Specifying nil deletes the user-defined characters of the specified font No.

    unsigned char *

  • Return value

    None

  • The font data format of the user-defined characters.

    ../_images/display_user_defined_sbcs_data.png

  • Examples

    + (void)appendUserDefinedCharacter:(ISDCBBuilder *)builder set:(BOOL)set {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    [builder appendInternational:SDCBInternationalTypeUSA];
    [builder appendCodePage :SDCBCodePageTypeJapanese];

    if (set) {
    [builder appendUserDefinedCharacter:0
                                    code:0x20
                                    font:(unsigned char *) "\x000\x000\x032\x000\x049\x000\x049\x07f\x026\x048\x000\x048\x000\x030\x000\x000"];

    [builder appendUserDefinedDbcsCharacter:0
                                        code:0x8140
                                        font:(unsigned char *) "\x000\x000\x000\x000\x000\x000\x000\x000\x003\x020\x004\x090\x004\x090\x002\x060\x000\x000\x007\x0f0\x004\x080\x004\x080\x003\x000\x000\x000\x000\x000\x000\x000"];
    }
    else {
    [builder appendUserDefinedCharacter:0 code:0x00 font:nil];

    [builder appendUserDefinedDbcsCharacter:0 code:0x0000 font:nil];
    }

    unsigned char pattern[] = "\x05b\x020\x020\x053\x074\x061\x072\x020\x04d\x069\x063\x072\x06f\x06e\x069\x063\x073\x020\x020\x05d\x05b\x081\x040\x081\x040\x083\x058\x083\x05e\x081\x05b\x090\x0b8\x096\x0a7\x081\x040\x081\x040\x05d";

    [builder appendBytes:pattern length:sizeof(pattern)];
}

    Refer to DisplayFunctions.m.

4.3.23. appendUserDefinedDbcsCharacter

added in version 1.7.0

Generates a command to register user-defined characters (DBCS), and then adds it to the command buffer.

  • Declaration

    - (void)appendUserDefinedDbcsCharacter:(int)index code:(int)code font:(unsigned char *)font;

  • Parameter

    Name

    Contents

    Type

    index
    Japanese fontFont number
    00h ≦ index ≦ 0Fh

    int

    code
    Character code of user-defined character
    20h ≦ code ≦ 7Fh
    If SDCBCodePageTypeJapanese is specified with the appendCodePage method, the following range is also supported.
    80 00h ≦ code ≦ FF FFh

    int

    font
    32-byte font data
    Refer to the font data format of the user-defined characters.
    Specifying nil deletes the user-defined characters of the specified font No.

    unsigned char *

  • Return value

None

  • The font data format of the user-defined characters.

    ../_images/display_user_defined_dbcs_data.png

  • Examples

    + (void)appendUserDefinedCharacter:(ISDCBBuilder *)builder set:(BOOL)set {
// [builder appendClearScreen];
    [builder appendCursorMode:SDCBCursorModeOff];
    [builder appendSpecifiedPosition:1 y:1];

    [builder appendInternational:SDCBInternationalTypeUSA];
    [builder appendCodePage :SDCBCodePageTypeJapanese];

    if (set) {
    [builder appendUserDefinedCharacter:0
                                    code:0x20
                                    font:(unsigned char *) "\x000\x000\x032\x000\x049\x000\x049\x07f\x026\x048\x000\x048\x000\x030\x000\x000"];

    [builder appendUserDefinedDbcsCharacter:0
                                        code:0x8140
                                        font:(unsigned char *) "\x000\x000\x000\x000\x000\x000\x000\x000\x003\x020\x004\x090\x004\x090\x002\x060\x000\x000\x007\x0f0\x004\x080\x004\x080\x003\x000\x000\x000\x000\x000\x000\x000"];
    }
    else {
    [builder appendUserDefinedCharacter:0 code:0x00 font:nil];

    [builder appendUserDefinedDbcsCharacter:0 code:0x0000 font:nil];
    }

    unsigned char pattern[] = "\x05b\x020\x020\x053\x074\x061\x072\x020\x04d\x069\x063\x072\x06f\x06e\x069\x063\x073\x020\x020\x05d\x05b\x081\x040\x081\x040\x083\x058\x083\x05e\x081\x05b\x090\x0b8\x096\x0a7\x081\x040\x081\x040\x05d";

    [builder appendBytes:pattern length:sizeof(pattern)];
}

    Refer to DisplayFunctions.m.