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ZQ110
Rev. 1.00
- 24 -
Mobile Printer
Windows SDK API Reference Guide
4. Message
If some events have occurred in printer, the SDK will send WM_MSR_ARRIVED
(WM_USER+3) message.
4-1 BXL_LPARAM _MSR
This message will be posted when the printer reads MSR Track data from MSR sensor.
lParam = 0
wParam
wParam is set by the following data.
Value
Description
BXL_MSG_TRACK1
0x01
BXL_MSG_TRACK2
0x02
BXL_MSG_TRACK3
0x04
Example:
BXL_MSG_TRACK1 + BXL_MSG_TRACK2 = 0x03