Raspberry PI GPIO interface board

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[https://remoteqth.com/img/wiki-rotator-server-interface.jpg|noborder] {TOC} !!Circuit diagram *[.SVG|https://remoteqth.com/hw/rot-interface-power.svg] *[.PDF|https://remoteqth.com/hw/rot-interface-power.pdf] !!Part list | K1 | Relais | | U2,U3,U4,U5 | L78M05 | | D1 | double shotky diode | | C1,C3,C4,C5,C6,C11 | u1 | | CONN1, CONN2, CONN3, CONN4 | input terminal | | D2,D3 | diode | | D4,D5,D6,D7,D8,D9 | zener diode | | F1 | fuse | | GS1, GS2, GS3 | pin array 3x1 | | J1, J9 | strip 10 pins | | J2 | pin array 13x2 | | J3, J4, J6, J7 | array 2 pin | | J5 | pin array 4x1 | | J14 | pin array 5x1 | | J15, J16, J17, J18 | pin array 5x2 | | R1 | resistor 4k8 | | R2 | resistor 3k9 | | R3,R4,R5,R6 | trimmer 10k | | U1 | A/D PCF8591 | | ULN1,ULN2 | ULN2803 | | J10, J11, J12, J13 | pin array 3x2 | | DC1, DC2, DC3, DC4, DC5, DC6 | DC/DC convertor | | C7,C8,C9,C10 | capacity u33 | | C2 | capacity 2G2/6.3V | | J8 | RJ9 | !!Planting plan [https://remoteqth.com/img/wiki-rotator-pwr-plan.png|noborder] !!Assembly [https://remoteqth.com/img/wiki-rotator-server-01.jpg] [https://remoteqth.com/img/wiki-rotator-server-03.jpg] ✔ All components [https://remoteqth.com/img/wiki-rotator-server-04.jpg] ❏ Solder J2 GPIO connector on bottom of pcb - {.redka#id color: #f23f37;}'''with the exception of pin 17'''{/} [https://remoteqth.com/img/wiki-rotator-server-05.jpg] ❏ Next R1 R2, D2 D3 D4 D5 D6 D7 D8 D9 and C1 C3 C4 C5 C6 C11 C7 C8 C9 C10 [https://remoteqth.com/img/wiki-rotator-server-06.jpg] ❏ All pin strip and connector J16-19 [https://remoteqth.com/img/wiki-rotator-server-07.jpg] ❏ The remaining components - K1, U2 U3 U4 U5, CONN1 CONN2 CONN3 CONN4, F1, R3 R4 R5 R6 - '''before by soldering turn fully CCW, and put on control screw towards to diodes {.redka#id color: #f23f37;}= center of the potentiometer must be routed to ground,'''{/} J8 [https://remoteqth.com/img/wiki-rotator-server-08.jpg] ❏ Last IOs U1 ULN1 ULN2 and two mandatory DC/DC converters for Raspberry PI and rotator modules - {.redka#id color: #f23f37;}'''before mounting must both be set to the output voltage of 5V, otherwise you risk damaging RPI and arduino'''{/}