User manual

Copyright © 2011, Unitech America Inc. All rights reserved.
Page 13 of 61
MS246 User Manual
RS232 and
USB HID
interface;
FD for USB
KB interface
<UnknownID>
16
Warning: Unsupported ID in setting
<AlreadyInPOS>
17
Warning: Reader already in OPOS
mode
<R>
52
Review Setting
<S>
53
Send Setting
<LRC>
-
Xor’d all the data before LRC.
Reader Command Summary
ASCII
HEX
Name
Use
‘8’
38
Copyright Report
Requests reader’s copyright notice
‘9’
39
Version Report
Requests version string
‘F”
46
Key Loading
Special command to load encryption
keys
‘I’
49
Reader Reset
Reset the reader. Software reset does
not resend startup string
‘M’
4D
OPOS/ JPOS Command
Command to enter OPOS or JPOS
mode
‘P’
50
Arm/Disarm to Read
Arm to Capture Buffer Mode MSR
‘Q’
51
Read Buffered Data
Read Stored MSR Data
‘R’
52
Read MSR Options
Read various reader optional settings
‘S’
53
Set MSR Options
Set various reader optional functions
Notation used throughout the document:
Bold: boldface font indicates default setting value.
‘2’: with single quotations, indicates ASCII characters, for example, ‘2’ is 32 in hex.
“Number”: is a null terminated character string.
<Len>: with angle brackets indicates a specific character or character string in a
command or response.
Hex: is the hex character 53 is ‘5’ in ASCII or 83 in decimal. Sometimes hex characters
are represented with an h attached to the end, for example, 53h.
\02: is a way to show that the following number is in hex. It is used by the configuration
program.
7.1 Get Copyright Information
02 38 03 39
A ‘31-byte’ Copyright Notice will be returned.