User's Manual

S2510 Reader - Reference Guide April ’00

4.6 General Purpose Input/Outputs

The S251B Reader has 8 connections that can be defined as either inputs or outputs

(TTL level). These input/outputs must be configured in groups of 4 as shown in Table

35.

I = Input; O = Output

Table 35: General Purpose Inputs/Outputs

I/O I/O

0 1 2 3 4 5 6 7

I I I I I I I I

I I I I O O O O

O O O O I I I I

O O O O O O O O