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Pinouts
The table below shows the pinouts for connecting the reader to the
microcontroller. Connector JP2, pin 1 is to the right as you view the
connector from behind the reader. See Figure 3, "Model 84x Reader, J2
Connector Location," on page 8.
TABLE 2: Pinouts for Connector J2
J2 Pin
1
+12VDC
2
Ground
3
Green LED
4
RS-232 Output
5
No Connection
6
Reader Data
7
Reader Data 1
8
Door DI (Point)
9
Door DI (Return)
10
Exit DI (Point)
11
Exit DI (Return)
Model 840/845 Contactless Smart Card Reader
Signal
7
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