start_mode

Type: int

Some 2D barcode types support different modes of encoding data. This parameter allows the initial mode to be specified, according to the table below.

Code 16k (see 2D Barcodes Help for details)

start_mode parameter

Start mode

0

Automatic

1

Mode 0

2

Mode 1

3

Mode 2

4

Mode 3

5

Mode 4

6

Mode 5

7

Mode 6

 

Code 49 – Always automatic mode, start_mode=0.

 

PDF417 (see 2D Barcodes Help for details)

start_mode parameter

Start mode

0

EXC Alpha

1

EXC Lower

2

EXC Mixed

3

EXC Punctuation.

4

Binary/ASCII Plus

5

Numeric mode

For most applications this parameter should be 0 for PDF417, the algorithm within the DLL will adjust to the most appropriate mode.

 

MicroPDF417

Mode value

Mode type

0

Text compaction

1

Byte compaction

2

Numeric compaction

 

Aztec (see 2D Barcodes Help for details)

Start_mode parameter

Start mode

0

Normal

1

Compact

2

Full range

3

Rune

For most applications a value of 0 is recommended, along with a security level of 0 which provides the default value of 23% + 3 codewords.

 

For DataMatrix

Mode value

DataMatrix type

0

Square

1

Rectangular

 

MaxiCode (see 2D Barcodes Help for details)

Start_mode Value

MaxiCode Mode

0

obsolete, not supported

1

obsolete, not supported

2

Mode 2 (Structured Carrier Message – Numeric Postal Code)

3

Mode 3 (Structured Carrier Message – Alphanumeric Postal Code)

4

Mode 4 – Standard Symbol (SEC)

5

Mode 5 – Full EEC Symbol

6

Mode 6 – Reader Program (SEC)

 

QR Code & Micro QR Code (Kanji mode is not supported at this time)

Mode value

Mode type

0

Numeric

1

Alphanumeric

2

Byte

3

Kanji

 

Databar (formerly RSS)

Start Mode

RSS version

0

Databar Omnidirectional

1

Databar Truncated

2

Databar Limited

3

Databar Stacked

4

Databar Stacked Omnidirectional

5

Databar Expanded

6

Databar Expanded Stacked

 

 

More:

security_level