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interfaces:fs1000a [2016/02/21 22:34] darroninterfaces:fs1000a [2016/03/23 19:55] (current) darron
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-==== FS1000A ====+==== FS1000A & RF-5V ====
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 These devices work fine using 3V3 or 5V for VCC and the digital input named These devices work fine using 3V3 or 5V for VCC and the digital input named
-DATA or ADAT or ADAT upside down works equally well at 3V3 for 3V3 VCC+DATAADAT or ATAD works equally well at 3V3 for 3V3 VCC
 or 5V VCC. or 5V VCC.
  
-The digital input floats at a around -0.8V when unconnected+To complement the FS1000A, the RF-5V (or equivalent) existsThis receiver 
- +module works okay at 3V3 for short distances but is rated for 5V operation 
-P.S.+which is needed for longer distancesIt would appear 
 +that 5V is required to operate the AGC circuit on the board. The AGC can 
 +produce high levels of noise on the output when no signal is broadcast from 
 +the FS1000A.
  
-The 315 MHz transmitter is not legal where I live, however, due to +The second photo here shows the receiver. In this setup the output is 
-the incompetence of one eBay seller I have one for testing.+fed into a cheap USB sound card whilst the FS1000A sends an AFSK signal. 
 +On the receiver host minimodem is used to decode the message reliably.