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" " , , i2c. - SCL +5v +3,3v SCL1 SCL2, BFO i2c "". SCL1, BFO, "" 2n3904. BFO i2c, VFO . - ! . - SWR , .

LSB/USB , .
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I2c I2c, 3 (SDA - ), ? .
( , SDA ( ) , Si).
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veso74
I2c I2c, 3 (SDA - ), ? .
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veso74
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BFO , tiny13/25/45 ? LSB/USB , .
( ADF4351 - 1,2 ( Attiny13)
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TCA9548A 8- .
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RA3WDK,
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ozforester; 12.11.2022 19:17.
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ozforester
, fst3253 , ? (:
10 . -76, VFO/BFO.
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RA3WDK
-76, VFO/BFO.
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