User manual

Page 17 of 61

MS246 User Manual

NAK for keyboard interface is FD, non-KB mode NAK is 15

7.7 Read Buffered MSR Data Command

02 51 01 <Track Selection Option> 03 LRC

The <Track Select Option> byte is defined as follows:

‘0’ Any Track

‘1’ Track 1

‘2’ Track 2

‘3’ Track 1 and Track 2

‘4’ Track 3

‘5’ Track 1 and Track 3

‘6’ Track 2 and Track 3

‘7’ Track 1, Track 2 and Track 3

‘8’ Track 1 and/ or Track 2

‘9’ Track 2 and/ or Track 3

This command requests card data information for the buffered mode.

The selected MSR data is sent to the host with or without envelope format,

according to the operation mode setting.

This command does not erase the data.

Response is as follows:

06 02 <Len_H> <Len_L> <MSR Data> 03 LRC

Other possible response statuses:

18 'Q' command length must be 1

18 Reader not configured for buffered mode

NAK Already armed

NAK for keyboard interface is FD, non-KB mode NAK is 15

7.8 Read MSR Options Command

02 52 1F 03 LRC

<Response> format:

The current setting data block is a collection of many function-setting blocks

<FuncSETBLOCK> as follows:

Each function-setting block <FuncSETBLOCK> has the following format: