HardLabs

DMX to Ethernet Low Current Mains Dimmer

CarnivalBen·dmx-eth-dimmer·pcb/dmx-eth-dimmer-prototype.kicad_pcb

DMX to Ethernet Low Current Mains Dimmer PCB layout, top view — open source PIC board by CarnivalBen

About the DMX to Ethernet Low Current Mains Dimmer PCB

DMX to Ethernet Low Current Mains Dimmer is an open source PIC PCB design by CarnivalBen, published on GitHub under the MIT license. It is a 2-layer board measuring 200.7 × 123.2 mm, with 111 components from 36 distinct parts.

Its main chip is the PIC16F877A, from the PIC family. Other key parts include the PSU-5VDC, 3.3v Regulator, 74HCT08, 4N25 and PIC12(L)F1571/2. By type, the board carries 30 resistors, 21 ICs, 20 connectors, 12 capacitors, 11 diodes and 9 fuses.

Main components on the DMX to Ethernet Low Current Mains Dimmer

PSU-5VDC3.3v Regulator74HCT084N25PIC12(L)F1571/2MOC3020MPIC16F877A

DMX to Ethernet Low Current Mains Dimmer bill of materials (BOM)

111 components, 36 distinct parts.

QtyPartRefs
1
PSU-5VDC
U1
1
3.3v Regulator
U2
1
74HCT08
U3
1
4N25
U4
8
PIC12(L)F1571/2
U5, U7, U9, U11, U13, U15, U17, U19
8
MOC3020M
U6, U8, U10, U12, U14, U16, U18, U20
1
PIC16F877A
U***1
1
20MHz
Y1
1
MAINS IN
J1
1
STANDARD ENC28J60
J2
1
MINI ENC28J60
J3
1
MASTER PROG
J4
8
PRG
J5, J7, J9, J11, J13, J15, J17, J19
8
LOAD
J6, J8, J10, J12, J14, J16, J18, J20
1
100mA
F1
8
5A
F2, F3, F4, F5, F6, F7, F8, F9
1
IP1
SW1
1
IP2
SW2
1
IP3
SW3
1
IP4
SW4
Show 16 more
QtyPartRefs
1
DMXAH
SW5
1
DMXAL
SW6
1
SW_DIP_x08
SW7
1
CFG Status
D1
1
Ethernet Status
D2
1
BRIDGE
D3
8
BTA08-600
D4, D5, D6, D7, D8, D9, D10, D11
2
33pF
C1, C2
1
1000uF
C3
9
0.01uF
C5, C6, C7, C8, C9, C10, C11, C12 +1
8
10K
R1, R2, R3, R8, R9, R10, R11, R30
4
300
R4, R5, R6, R7
8
240
R12, R14, R16, R18, R20, R22, R24, R26
8
180
R13, R15, R17, R19, R21, R23, R25, R27
1
100K
R28
1
120
R29

DMX to Ethernet Low Current Mains Dimmer design files

The KiCad project lives in the CarnivalBen/dmx-eth-dimmer repository on GitHub; these links point at the commit this page was built from.

DMX to Ethernet Low Current Mains Dimmer: common questions

What microcontroller does the DMX to Ethernet Low Current Mains Dimmer use?

The DMX to Ethernet Low Current Mains Dimmer is built around the PIC16F877A, from the PIC family.

How big is the DMX to Ethernet Low Current Mains Dimmer PCB?

The DMX to Ethernet Low Current Mains Dimmer measures 200.7 × 123.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the DMX to Ethernet Low Current Mains Dimmer?

111 components, from 36 distinct parts. The full bill of materials is listed on this page.

Where can I download the DMX to Ethernet Low Current Mains Dimmer design files?

From the CarnivalBen/dmx-eth-dimmer repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the DMX to Ethernet Low Current Mains Dimmer design in my own project?

Yes, under the terms of its MIT license, which CarnivalBen chose for the repository.

Can I test firmware for the DMX to Ethernet Low Current Mains Dimmer without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug PIC firmware against it before you order a PCB.

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