Unitech PA500 Programming Manual

- 3
2.24. Only send single command decoding chip...................................................................................................... 14
2.25. Send command to decoding chip ....................................................................................................................... 15
3. CONTROL COMMAND FOR DECODER CHIP................................................................ 16
4. SCANNER3.DLL – BACKWARD COMPATIBLE API FOR PT930/PT930S’S
SCANNER3.DLL........................................................................................................................21
4.1. Enable Decoder............................................................................................................................................................ 21
4.2. Disable Decoder........................................................................................................................................................... 21
4.3. Check barcode input .................................................................................................................................................. 21
4.4. Read barcode data...................................................................................................................................................... 22
4.5. Get DLL version no..................................................................................................................................................... 22
4.6. Reset all symbologies to default............................................................................................................................. 22
5. SCANKEY3.DLL – BACKWARD COMPATIBLE API FOR PT930/PT930S’S
SCANKEY3.DLL........................................................................................................................23
5.1. Enable Decoder............................................................................................................................................................ 23
5.2. Disable Decoder........................................................................................................................................................... 23
5.3. Get DLL version no..................................................................................................................................................... 23
5.4. Disable laser trigger key............................................................................................................................................ 23
5.5. Enable laser trigger key............................................................................................................................................. 23
5.6. Reset all symbologies to default............................................................................................................................. 23
6. SYSIOAPI.DLL .................................................................................................................24
6.1. Keypad Related Functions........................................................................................................................................ 24
6.1.1. Disable/enable power button ............................................................................................................................... 24
6.1.2. Get CAPS lock status ............................................................................................................................................... 24
6.1.3. Get SHIFT status...................................................................................................................................................... 24
6.2. Scanner Related Functions....................................................................................................................................... 25
6.2.1. Enable/Disable Scanner trigger key ................................................................................................................... 25
6.2.2. Turn on/off Scan Engine....................................................................................................................................... 25
6.2.3. Get Trigger keys Status........................................................................................................................................ 25
6.2.4. Get Scanner Status............................................................................................................................................... 25
6.2.5. Check Trigger key is pressing ............................................................................................................................. 26
6.3. LED related function................................................................................................................................................... 26
6.4. LCD/Backlight related function................................................................................................................................27
6.4.1. Screen Backlight Control...................................................................................................................................... 27

Unitech PA500 Specifications

System Memory

SDRAM	64 MB
Flash ROM	64 MB

Display

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

Laser Bar Code Scanner

scan rate	104 scans/sec ± 12 scans/sec
scan angle default	47°±3°
scan angle reduced	35°±3°

Power

main battery voltage	3.7 V
main battery capacity	2200 mAh
rechargeable time	3.5 hours

Operating Environment

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

Weight and Dimensions

weight with battery and scan engine	Under 213 g
length	126 mm
height	23 mm