Main

rice-eclipse·AFSElec·Main/Main.kicad_pcb

Main PCB layout, top view — open source RP2040/RP2350 board by rice-eclipse

About the Main PCB

Main is an open source RP2040/RP2350 PCB design by rice-eclipse, published on GitHub. It is a 4-layer board measuring 76.1 × 69.2 mm, with 98 components from 38 distinct parts.

Its main chip is the C42411118, from the RP2040/RP2350 family. Other key parts include the C97521, C6186, C404329, C48586483 and C49851. By type, the board carries 40 capacitors, 26 resistors, 15 ICs, 8 connectors, 4 diodes and 2 switches.

From the project

ECLIPSE: AFS

This is the official GitHub Repo for Rice ECLIPSE AFS.

Main components on the Main

C42411118C97521C6186C404329C48586483C49851C2157908C15639C3684509C34565C485916C3194237

Main bill of materials (BOM)

98 components, 38 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
C42411118
RP2350A-QFN60
U1
1
C97521
W25Q128JVS
U2
1
C6186
AMS1117-3.3
U3
1
C404329
MMC5983MA
U4
1
C48586483
ICM-42688-P
U5
1
C49851
INA226
U6
1
C2157908
KX134-1211
U7
1
C15639
MS5611-01BA
U8
4
C3684509
MCS1802GS-50-Z
U9, U11, U12, U13
1
C34565
LM75B
U10
1
C485916
TPS2121RUXR
U14
1
C3194237
AP62150WU
U15
1
C20625731
ABM8-272-T3
Y1
1
USB_B_Micro
J1
1
XT60
J2
5
CONN_01X03
Conn_01x03
J3, J4, J5, J6, J9
1
MSD-4-A
J7
2
SW_Push
SW1, SW2
2
C84256
RED_LED
D1, D4
1
C2296
YELLOW_LED
D2
Show 18 more
QtyPartRefs
1
C2297
GREEN_LED
D3
2
3.3U
3.3u
L1, L3
4
C23733
4.7u
C1, C2, C3, C4
25
C1525
100n
C5, C6, C7, C8, C9, C10, C11, C12 +17
2
C1548
15p
C16, C17
6
C15850
10u
C18, C20, C21, C23, C37, C39
2
C28323
1u
C22, C35
1
C45783
22u
C41
1
C25105
33
R1
2
C25092
22
R2, R3
3
C11702
1k
R4, R5, R6
2
C25900
4.7k
R7, R8
6
C25744
10k
R9, R14, R15, R16, R17, R18
4
C25076
100
R10, R11, R12, R22
1
2m
R13
2
C25792
47k
R19, R20
1
C25756
15k
R21
4
C25741
100k
R24, R25, R26, R27

Main design files

The KiCad project lives in the rice-eclipse/AFSElec repository on GitHub; these links point at the commit this page was built from.

Main: common questions

What microcontroller does the Main use?

The Main is built around the C42411118, from the RP2040/RP2350 family.

How big is the Main PCB?

The Main measures 76.1 × 69.2 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Main?

98 components, from 38 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Main design files?

From the rice-eclipse/AFSElec repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Main design in my own project?

The repository has no license, so all rights stay with rice-eclipse. Use it as a reference, and ask the author before reusing the design.

Can I test firmware for the Main without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug RP2040/RP2350 firmware against it before you order a PCB.

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