Difference between revisions from 2014/08/21 11:29 and 2014/08/20 18:16.[http://remoteqth.com/img/wiki-rotator-server-gpio21.jpg]
'''Specifications'''
* 5V Power supply.
* 24 Relay + LED, [controlled|Web relays] from Rapsberry PI B+ [GPIO|Web relay.]
* Configurable output relays (Vin/GND) in the ON and OFF state seperatly.
* A/D converter with 4 inputs.
* I2C output for connecting the temperature sensor.
* Conector for power and configure four Arduino rotator interface.
* The PCB size 5x25 cm
[Schematics|http://remoteqth.com/hw/rot-interface-gpio21.svg]
[http://remoteqth.com/img/wiki-rotator-server-gpio2-brd-l.png]
[Larger versions|http://remoteqth.com/img/wiki-rotator-server-gpio2-brd.png]
!!Connectors
* '''J1''' +24V DC Power
* '''J6 J15''' - four rotator interface AC od DC Power
* '''J5''' - RJ9 connector for other I2C temp sensors
* '''P16''' - where the relay switch voltage on outs, here is voltage IN
* '''P1-P12''' - GPIO Relay outputs
* '''J7-J10''' - connect four rotator interface
!!Jumpers
* '''J2''' - Power switch and LED
* '''J11''' - two free A/D inputs
* '''P4''' - preset relay outputs - ON and OFF separately
* '''I2C''' - set address A/D converter
* '''JP1-JP8''' - preset power each rotator interface separately
* '''J4''' - I2C bus
* '''J3''' - switched +5V for USB hub
!!Trimmer
* '''R27-R30''' - voltage divider for A/D cinverterconverter
['''←''' Back to web page|http://remoteqth.com/remote-multi-rotator-control.php]