|
|
|
|
@ -41,7 +41,7 @@ remote control function.
|
|
|
|
|
The basic idea is parallel the actuator contacts of 5 DPDT (or DPST) relays and flip them on one at a time (two
|
|
|
|
|
for phono).
|
|
|
|
|
|
|
|
|
|
[*Click for full resolution.*][/images/schematic.png]
|
|
|
|
|
[*Click for full resolution.*][/images/schematic.png]]
|
|
|
|
|
|
|
|
|
|
Data is shifted in to a 74HC595 and it's parallel outputs are used to control a ULN2803(or 2003) darlington array to
|
|
|
|
|
in turn drive a relay. The output of the 74HC595 is controlled by the microcontroller and an RC circuit on the reset
|
|
|
|
|
|
