Configurations, Accessories, Modes of operation – MagTek P-SERIES User Manual

Page 8: Unbuffered mode

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P-Series Port Powered Insertion Reader

2

CONFIGURATIONS

Table 1-1 lists the part numbers, single or dual head, and head positions.

Table 1-1. Configurations

Part

Number

Single or Dual Head

Track

RS-232 I/O
Connector

21065095

Dual head

1-2

53048-0410

21065096

Single head (head left)

1-2

53048-0410

21065098

Single head (head right) with head
opposite PCB side

1-2

53048-0410

21065144

Dual head

1, 2, 3

53048-0410


ACCESSORIES

The accessories are as follows:

Part Number Description

21041469

4-Pin Molex Cable to DE-9, Pearl White, 6 ft.

21051499

4-Pin Molex Cable, Black to DE-9, 6 ft.

21064519

Angle Bracket Mounting Kit


MODES OF OPERATION

The Reader can operate in either unbuffered or buffered mode. The modes are described below.
The note that follows applies to both modes.

Note

The insertion and removal of the card must be done in a
continuous motion. If not, the Reader may not read the encoded
data properly. In that case, the Reader responds by either
transmitting the ASCII character “E” representing an error, or by
not transmitting any character, which indicates that the Reader
has not detected data and the card was not completely inserted.

Unbuffered Mode

When a card is inserted and removed, a read attempt is made during both insertion and removal.
If the read is successful, data (including the two sentinel characters) is sent to the PC. The data
is transmitted immediately after removing the card and not retained in the Reader.

When operating in the unbuffered mode, the Reader does not need to receive commands from the
host in order to transmit data or status characters; however, the Reader does respond to an

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