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2.21 Load/Unload Scan2Key.exe
Function Description:
Load or unload Scan2Key
Function call:
BOOL
S2K_Load(
BOOL
load,
DWORD
timeout
)
;
Parameter: (input)
load:
BOOL:
TRUE = load Scan2Key
FALSE = unload Scan2Key
timeout:
DWORD:
when unload Scan2Key, it will wait until Scan2Key has been
removed from memory or timeout specified by this parameter.
Return:
TRUE = successfully loaded.
2.22 Enable/Disable Scan2Key
Function Description:
Enable or disable Scan2Key to put scanned data to standard keyboard input buffer. Scan2Key is
enabled by default.
Function call:
BOOL
S2K_Enable(
BOOL
enable,
DWORD
timeout
)
;
Parameter: (input)
enable:
BOOL:
TRUE = Enable scanned data to keyboard buffer
FALSE = Disable scanned data to keyboard
timeout:
DWORD:
when enable or disable Scan2Key, it will wait until Scan2Key has
been removed from memory or timeout specified by this parameter.
Return:
TRUE:
if successfully enabled Scan2Key, otherwise FALSE
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.
