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4 layers36.4 × 55.2 mmSam fd rounded, the printed circuit board in 3D

Sam fd rounded

leonrinkel/sam-fd

ATSAMC21 based CAN-FD interface

Size
36.4 × 55.2 mm
Copper layers
4
Thickness
1.6 mm
Parts
80
Nets
83
Pads
269
Tracks, vias
308, 68
Pours
5
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
27 Aug 2023
Updated
16 Oct 2023

Overview

Sam fd rounded is an open-source printed circuit board by leonrinkel, from the leonrinkel/sam-fd repository on GitHub. It is a 4-layer board of 36.4 × 55.2 mm with 80 parts on 83 nets, routed with 308 tracks and 68 vias.

It is built around the TJA1443AT/0Z, PESD2CANFD24L-U and MBR130T1G, with the SP0503BAHTG among its other parts. Its parts include 21 capacitors, 15 resistors, 7 diodes, 6 connectors and 4 ICs. It belongs with the interfaces and adapters boards and the SAM D and SAM boards of this library.

Main components

4

README

README.md

sam-fd

ATSAMC21 based CAN-FD interface

Render of the interface PCB

Initialization

Make sure you have a proper Zephyr development environment according to the official documentation.

sh
west init -m https://git.leon.fyi/sam-fd-sdk --mr main sam-fd-workspace # or
west init -m https://github.com/leonrinkel/sam-fd-sdk --mr main sam-fd-workspace
cd sam-fd-workspace
west update

Building

sh
west build --sysbuild -b sam_fd sam-fd-sdk/app

Flashing

Using a Debugger

sh
west flash --runner jlink # or
west flash --runner pyocd

Via Serial Recovery

Serial recovery mode can be entered by running a command like the following immediately after resetting.

sh
mcumgr \
    --conntype serial \
    --connstring dev=/dev/cu.usbserial-110,baud=115200 \
    image upload -e build/app/zephyr/zephyr.signed.bin

License

Please see hardware/LICENSE and sam-fd-sdk. The software side of this project is based on Zephyr which is mostly licensed under the Apache-2.0 license.

Parts

80
QtyValueFootprintReferences
8100nFCapacitor_SMD:C_0402_1005MetricC5, C8, C9, C13, C15, C17, C20, C21
510µFCapacitor_SMD:C_0603_1608MetricC4, C7, C16, C18, C19
568ΩResistor_SMD:R_0402_1005MetricR1, R2, R3, R12, R13
4MountingHole_PadMountingHole:MountingHole_2.2mm_M2_Pad_ViaH1, H2, H3, H4
347.5kΩResistor_SMD:R_0402_1005MetricR10, R14, R15
210kΩResistor_SMD:R_0402_1005MetricR6, R7
24.7pFCapacitor_SMD:C_0402_1005MetricC2, C3
24.7µFCapacitor_SMD:C_0402_1005MetricC12, C14
25.6pFCapacitor_SMD:C_0402_1005MetricC10, C11
2Conn_01x03sam-fd:CastellatedHoles_1x03_P2.54mmJ5, J6
2G***kibuzzard-63D3DC5Ckibuzzard-63D3DC5C, kibuzzard-63D3DC5C
2G***kibuzzard-63D3DC51kibuzzard-63D3DC51, kibuzzard-63D3DC51
2GREENLED_SMD:LED_0603_1608MetricD2, D3
2Q_NPN_BECPackage_TO_SOT_SMD:SOT-23Q1, Q2
2YELLOWLED_SMD:LED_0603_1608MetricD6, D7
1100pFCapacitor_SMD:C_0402_1005MetricC1
11kΩResistor_SMD:R_0402_1005MetricR11
11µFCapacitor_SMD:C_0402_1005MetricC6
12.2kΩResistor_SMD:R_0402_1005MetricR4
122.1kΩResistor_SMD:R_0402_1005MetricR9
122ΩResistor_SMD:R_0402_1005MetricR8
132.768kHzCrystal:Crystal_SMD_3215-2Pin_3.2x1.5mmY1
132MHzCrystal:Crystal_SMD_2016-4Pin_2.0x1.6mmY2
1330ΩResistor_SMD:R_0402_1005MetricR5
139nHInductor_SMD:L_0805_2012MetricL1
1ATSAMC21EPackage_QFP:TQFP-32_7x7mm_P0.8mmU1
1CP2102N-Axx-xQFN28Package_DFN_QFN:QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mmU2
1Conn_01x04sam-fd:CastellatedHoles_1x04_P2.54mmJ4
1Conn_ARM_JTAG_SWD_10sam-fd:PinHeader_2x05_P1.27mm_VerticalJ1
1DB9_Male_MountingHolesConnector_Dsub:DSUB-9_Male_Horizontal_P2.77x2.84mm_EdgePinOffset9.90mm_Housed_MountingHolesOffset11.32mmJ3
1G***kibuzzard-63E7A280kibuzzard-63E7A280
1G***kibuzzard-63E7A25Ckibuzzard-63E7A25C
1G***kibuzzard-63E7A1F6kibuzzard-63E7A1F6
1G***kibuzzard-63D41F74kibuzzard-63D41F74
1G***kibuzzard-63D420B8kibuzzard-63D420B8
1G***kibuzzard-63D40F1Dkibuzzard-63D40F1D
1G***kibuzzard-63D40257kibuzzard-63D40257
1G***kibuzzard-63E7A1A7kibuzzard-63E7A1A7
1G***kibuzzard-63D3DC15kibuzzard-63D3DC15
1G***kibuzzard-63E7A1ECkibuzzard-63E7A1EC
1G***kibuzzard-63E7A195kibuzzard-63E7A195
1MBR130T1GDiode_SMD:D_SOD-123D5
1PESD2CANFD24LPackage_TO_SOT_SMD:SOT-23-3U4
1REDLED_SMD:LED_0603_1608MetricD1
1SP0503BAHTPackage_TO_SOT_SMD:SOT-143D4
1SW_PushButton_Switch_SMD:SW_SPST_B3U-1000PSW1
1TJA1443ATPackage_SO:SO-14_3.9x8.65mm_P1.27mmU3
1USB_B_Microsam-fd:USB_Micro-B_Molex_47346-0001J2

The 78 most common of 80 parts.

Questions

How big is the Sam fd rounded PCB?

It measures 36.4 × 55.2 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Sam fd rounded use?

80 parts, built around the TJA1443AT/0Z, PESD2CANFD24L-U, MBR130T1G and SP0503BAHTG. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Sam fd rounded KiCad files?

From the leonrinkel/sam-fd repository on GitHub, at the commit this page was made from: the board is rev1/sam-fd-rounded.kicad_pcb and its schematic rev1/can.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Sam fd rounded design in my own project?

Its repository states no licence, so its author keeps all rights: ask leonrinkel before reusing the design.

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