MSR120D Programmer’s Manual UDN PM009 Rev. E
Section 4 – Commands and Responses 2005/2/23
U (55h)
─
Transmit Customized Data, Track 1
V (56h)
─
Transmit Customized Data, Track 2
W (57h)
─
Transmit Customized Data, Track 3
Comments
1 To request customized data with no "nulls" allowed, use the two bytes command: "transmit customized
data" command, followed by an ASCII number (3-8), which specifies the number of bits per customized
character.
2 Process data to the read buffer for the specified track, based upon the "number of bits" character.
u (75h)
─
Transmit Reverse Customized Data, Track 1
v (76h)
─
Transmit Reverse Customized Data, Track 2
w (77h)
─
Transmit Reverse Customized Data, Track 3
Comments
1 To request customized data with no "nulls" allowed, use the two bytes command: "transmit customized
data" command, followed by an ASCII number (3-8), which specifies the number of bits per customized
character.
2 Process reversed-bit data (result of reverse swipe) to the read buffer for the specified track, based upon
the "number of bits" character.
% (25h)
─
Retransmit
Comments
Request to retransmit the previous valid command except “P” and “p” commands.
Note: Z (or z) won’t be retransmitted.
# (23h)
─
Configuration Request
Comments
Transmit a byte, which represent configuration of the interface as follows:
Table 4-2. Interface Configuration
Bit 0 Track 1 read capability
Bit 1 Track 2 read capability
Bit 2 Track 3 read capability
Bit 3 0
Bit 4 0
Bit 5 1
Bit 6 1
Bit 7 Parity (protocol 0 and 1 only), 0 (protocol 2)
Where "1" bit means "capable of…" and "0" bit means "not capable of…".
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