Unitech PA600 Programming Manual

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2.23. Send scanner command to decoding chip
Function Description:
Send scanner command to decoder chip. This command will send a serial of bytes to decoder chip
as following: (Esc and BCC will be calculated and added automatically)
Esc, high-length, low-length, command-ID, operation, set, BCC
Please refer to complete command reference on section 4
BOOL HAM_SendCommand(BYTE highlen, BYTE lowlen, BYTE cmdID, BYTE op, BYTE set);
Parameter: (input)
highlen: BYTE : high byte of command length
lowlen: BYTE : low byte of command length
cmdID: BYTE : command ID
op: BYTE : operation mode for this command
set: BYTE : operand for this command
Return:
TRUE = Indicates the command has been successfully sent to queue to output.
2.24. Only send single command decoding chip
Function Description:
Send command to decoder chip. This is a variation of command HAM_SendCommand. It sends
following command to Hamster: (note, only two bytes without BCC)
Esc, 0x80+cmd
Function call:
BOOL HAM_SendCommand1(BYTE cmd);
Parameter: (input)
cmd: BYTE : command
Return:
TRUE = indicates the command has been successfully sent to queue to output.
2.25. Send command to decoding chip
Function Description:
Send command to decoder chip. This is a variation of command HAM_SendCommand. It will read
a number of parameters and packet them as in following format and send it to decoder chip.
Esc, parameter1, parameter2, …, BCC
The total number of parameters is specified by first parameter num.
Function call:
BOOL HAM_SendCommand2(BYTE num, BYTE parameter1, …);
Parameter: (input)
num: BYTE : number of total parameters
parameterx: BYTE : Parameter
Return:
TRUE = indicates the command has been successfully sent to queue to output.

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