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© 2003 Shure Incorporated DFR22 Software Guide 108
SECTION 11 Appendix A: Binary Encoding Tables
The following tables list the binary encoding for DFR22 presets. Apply this encoding to the control input pins to switch the
device to the corresponding preset.
Note: 0 = Pin Lifted, 1 = Pin Grounded
TABLE 1. One-Pin Binary Encoding
PRESET # PIN 1
10
21
TABLE 2. Two-Pin Binary Encoding
PRESET # PIN 1 PIN 2
100
201
310
411
TABLE 3. Three-Pin Binary Encoding
PRESET # PIN 1 PIN 2 PIN 3
1000
2001
3010
4011
5100
6101
7110
8111