Main page
Recent changes
6x2 Antenna switch control
B
I
U
S
link
image
code
list
Show page
Syntax
!Board preset Before opening has to be '''removed eight screws''' **'''three''' on left side **'''three''' on right side **'''two''' on rear side, near double cinch. !! LCD contrast * with potentiometer RV1 - near left side LCD module !! Inputs BCD Levels [https://remoteqth.com/img/wiki-6x2-01.png] * '''JP8 to HIGH''' - activate BCD inputs with TTL signal level (1k ohm pull-down resistor). * And uncoment line in firmware{{#define inputHigh // enable input High level (default)}} [https://remoteqth.com/img/wiki-6x2-02.png] * '''JP8 to LOW''' - activate BCD inputs to ground (1k ohm pull up resistor). * And coment line in firmware{{//#define inputHigh // enable input High level (default)}} !!Outputs Antenna switching [https://remoteqth.com/img/wiki-6x2-08.jpg] [https://remoteqth.com/img/wiki-6x2-07.png|noborder] '''This jumper must be set dependency to used U4 and U7 IO chip - {.redka#id color: #f23f37;}do not change before change chip!{/}''' [https://remoteqth.com/img/wiki-6x2-03.png] '''ULN''' - for ULN2803A open collector driver - switching antenna relay with grounded outputs. [https://remoteqth.com/img/wiki-6x2-04.png] '''UDN''' - for UDN2580A source 12V power driver - switching antenna relay with 12V power outputs.
Password
Summary of changes