Bit Time Selection
J13/J14: Two jumpers used for bit time selection.
Frequency Deviation Selection
J15/J16: Two jumpers used for frequency deviation selection.
Key Components
U4: Si4312 single chip OOK receiver.
X1: 16 MHz crystal.
D1: LED lights up when data output present.
B2: Audio buzzer sounds when data output is present.
Table 1.
Bit Time Selection
J13
J14
0
0
0
1
1
0
1
1
Table 2.
Frequency Deviation Selection
J13
J14
Threshold Hold Time [ms]
0
0
0
1
1
0
1
1
Rev. 0.3
Bit Time [µs]
1000
500
200
100
70
100
300
700
Si4312-DB
3
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