MDI-4000 Series Serial Interface Manual
vii
5.2
Current Consumption .................................................................................................38
5.2.1
Absolute Maximum Ratings ...............................................................................38
5.2.2
Recommended Operating Conditions ................................................................38
5.2.3
Peak Current Consumption ................................................................................38
5.2.4
Current Consumption of the MDI-4x00 ...............................................................39
5.2.5
Current Consumption of the MDI-4x50 ...............................................................40
5.3
Low Power .................................................................................................................41
5.3.1
Enable/Disable Low Power Mode ......................................................................41
5.3.2
Transition Time ..................................................................................................41
5.3.3
USB Low Power Mode Transition Condition .......................................................42
5.3.4
USB Selective Suspend .....................................................................................42
5.3.5
USB Low Power Mode Communication Sequence .............................................42
5.4
How to Recover from Low Power Mode .....................................................................43
5.4.1
Recover from Low Power Mode by Signal (UART) .............................................43
5.4.2
Recover from Low Power Mode by Command (UART) ......................................45
5.4.3
Recover from Low Power Mode (USB) ..............................................................46
5.5
Power ON /OFF Timing .............................................................................................47
5.5.1
Power-On Timing ...............................................................................................47
5.5.2
Power-Off Timing ...............................................................................................47
5.6
Read Timing ..............................................................................................................48
5.6.1
Read Time .........................................................................................................49
5.6.2
Trigger Signal Control ........................................................................................49
5.6.3
Command Trigger Control ..................................................................................50
5.6.4
Trigger Delay .....................................................................................................51
6
Barcode Options ...............................................................................................................51
6.1
How to Set Readable Barcodes .................................................................................51
1D Barcodes .....................................................................................................................52
6.1.1
Postal Code .......................................................................................................52
6.1.2
GS1 DataBar .....................................................................................................53
6.1.3
GS1 Composite Code ........................................................................................53
6.1.4
2D Barcodes ......................................................................................................54
6.1.5
Other Options for Barcodes ...............................................................................54
6.1.6
OCR Barcodes ...................................................................................................54