KoamTac KDC200 KDC250, Руководство по программированию

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KDC200 Programming Manual
Output: ‘ xxxxxxxx @’ where xxxxxxxx is the value sent to KDC200 by command ‘U’.
Purpose: Get the current setting of barcode handling mode.
‘W’ command
Parameters: None
Format: “W”
Output: ‘@’ – all the times.
Purpose: Wake up KDC200 from sleep mode.
To ensure that KDC200 woke up from sleep, it is required to send ‘W’ command many times.
If KDC200 replied with ‘@’, then KDC200 is already woke up from sleep mode.
‘w’ command
Parameters: 0 or 1
Format: ‘z xxxx #’ where xxxx is the value of parameter in hex,
Output: ‘!’ – invalid parameter.
‘@’ – all other times.
Purpose: When SCAN button is pressed, select whether KDC200 sends PAYLOAD data only or sends
PACKET
data and waiting for response from HOST.
If the value xxxx is 0: KDC200 sends only PAYLOAD to HOST
1:KDC200 sends PACKET data and wait for response(‘@’) from HOST.
If KDC200 doesn’t get response from HOST within 100msec, KDC200
sends the same data to HOST again. KDC200 will attempt 10 times until
it gets a response from HOST.
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Data Format
KDC200 supports two kind of data format when sending data to HOST as the following:
„
PAYLOAD only
Barcode data CR LF