MagTek 90-MILLIMETER COMPATIBLE SWIPE READER - Manual (Page 11)

Section 2. Installation
5
Table 2-3. I/O Connector for 3-Track, 9 Pin
Pin Number Color Signal
Connector for 3 Track, 9 Pin 1 Red +5V
2 Blue STROBE (Tk 1)
3 Brown DATA (Tk 1)
4 Green STROBE (Tk 2)
5 Yellow DATA (Tk 2)
Molex 9 Pin 6 Gray STROBE (Tk 3)
51004-0900 7 Orange DATA (Tk 3)
2.0 mm Contact Spacing 8 White CARD PRESENT
Mates to Molex 53014-0910 9 Black GND
Note: V
cc
= 2.7 to 5.5 VDC
TIMING
CARD PRESENT
DATA
STROBE
1 1 1 0 0 0 0 0 1 1 0 0 0 0 0
Bit
Time
STROBE WIDTH APPROXIMATELY
25-50% OF BIT TIME
Notes:
1. Time out of the CARD PRESENT signal occurs approximately 150 ms after the last strobe transition.
2. DATA is valid 1.0
μ sec before the negative edge of STROBE.
3. 16 or 17 head flux reversals for high density configuration.
Figure 2-2. Timing