Timing, Figure 2-2. timing, Table 2-3. i/o connector for 3 track, 9 pin – MagTek 90-MILLIMETER COMPATIBLE SWIPE READER User 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