Unitech PA600 Programming Manual

-
4. Scanner3.DLL – Backward compatible API for PT930/PT930S’s Scanner3.dll
Note : For PA600, it need to dynamically load DLL for using Unitech built-in DLL (Unitech will not
provide *.H and *.LIB for compiler), please refer to Chapter 8 for programming guide.
4.1. Enable Decoder
Function Description: This function will open COM4 port, create a thread to get any barcode input from
Decoder Chip, and then store input data in the system buffer. Application can use
function call PT_GetBarcode() to get input data from the system buffer.
Function call:
INT PT_EnableBarcode(VOID);
Return code:
=1 Create new thread fail
=2 Cannot re-enable
=3 Cannot open COM4
=4 Upload parameter from Hamster fail
=0 OK
4.2. Disable Decoder
Function Description:
This function will close COM4 port and then remove thread which is created by
PT_EnableBarcode()
Function call:
VOID PT_DisableBarcode( VOID );
4.3. Check barcode input
Function Description:
This function is used to check whether there is available barcode data on system
buffer which is successfully decoded by decoder chip.
Function call:
BOOL PT_CheckBarcode( VOID );
Return code:
TRUE = There is input data on system buffer.
FALSE = There is no data on system buffer.

Unitech PA600 Specifications

System Memory

SDRAM memory	64 MB
Flash ROM	128 MB
Flash ROM with WWAN	320 MB

Display

display resolution	240x320 QVGA
display type	Color Transflective TFT
touch screen	Yes

Power

main battery	3.7V 1950mAh Li-Ion Battery Pack
backup battery	One Rechargeable Ni-MH Backup Battery
power source	Main Battery

Operating Environment

operating temperature	32ºF to 122ºF (0ºC to 50ºC)
storage temperature	-4ºF to 140ºF (-20ºC to 60ºC)
relative humidity	5% ~ 95% (non-condensing)

Weight and Dimensions

weight	290g with Battery & Scan Engine
length	149.5 mm
height	26.6 mm