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4 layers65 × 56.5 mmBasic hat, the printed circuit board in 3D

please note that this project is open for all to use and edit there own copy

Size
65 × 56.5 mm
Copper layers
4
Thickness
1.6 mm
Parts
45
Nets
121
Pads
222
Tracks, vias
0, 0
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
23 Dec 2018
Updated
6 May 2019

Overview

Basic hat is an open-source printed circuit board by sentinelinfinitus, from the sentinelinfinitus/nrf52840-pi-sheild repository on GitHub. It is a 4-layer board of 65 × 56.5 mm with 45 parts on 121 nets.

It is built around the LM2676S-5.0, CONUFL001-SMD-T and DMG2305UX-7. Its parts include 22 capacitors, 8 connectors, 6 inductors, 3 ICs and 2 resistors. It belongs with the nRF52 and nRF5x boards of this library.

Main components

3

README

README.md

nrf52840 pi sheild

please note that this project is open for all to use and edit there own copy

time for a little background spec's for this project

the nrf52840 chip is to act as in a ncp format (more info on this below) please note that this is the soc used in the project https://www.mouser.ca/ProductDetail/949-NRF52840-QIAA-R

more info of the soc here https://www.nordicsemi.com/Products/Low-power-short-range-wireless/nRF52840 data sheet https://www.mouser.ca/datasheet/2/297/nRF52840_OPS_v0.5-1074816.pdf as of writing this these are to be broken out from the soc for later use

[please note] Communication between the NCP and the host processor is via serial interface, typically using SPI or UART, over the Spinel protocol. https://openthread.io/guides/ncp

UART, SPI, TWI, PDM, I2S, QSPI PWM , other io NFC-A USB 2.0

{ [this is pulled from https://openthread.io/platforms/#network-co-processor-ncp ] Network Co-Processor (NCP)

The standard NCP design has Thread features on the SoC and runs the application layer on a host processor, which is typically more capable (but has greater power demands) than the OpenThread device. The host processor communicates with the OpenThread device via a serial interface (typically SPI or UART) over the Spinel protocol.

The benefit of this design is that the higher-power host can sleep while the lower-power OpenThread device remains active to maintain its place in the Thread network. And since the SoC is not tied to the application layer, development and testing of applications is independent of the OpenThread build.

This design is useful for gateway devices or devices that have other processing demands like IP cameras and speakers.

For more information, see NCP Support. }

other helpfull links https://openthread.io/guides/ncp/ https://openthread.io/guides/ncp/firmware#nordic_semiconductor_nrf52840 https://openthread.io/platforms/nrf52840

Parts

45
QtyValueFootprintReferences
310uHInductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolderL1, L3, L6
2100nFCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC2, C5
2100nfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC4, C6
212pfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC15, C16
215uf/50vCapacitor_SMD:CP_Elec_3x5.4C18, C19
24.7uFCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC1, C8
24.7ufCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC7, C9
10.01ufCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC21
10.47ufCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC20
10.5pfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC12
11.0pFCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC11
11.0uFCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC3
11.0ufCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC17
1100pfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC14
110k 1% 1005Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolderR1
115nHInductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolderL5
1180uf/16vCapacitor_SMD:CP_Elec_3x5.3C22
13.9nHInductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolderL2
132mhzCrystalCrystal:Crystal_SMD_2012-2Pin_2.0x1.2mm_HandSolderingY1
14.7nHInductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolderL4
147k 1% 1005Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolderR2
147nfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC13
152840 rx rpi txConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ4
152840 tx pri rxConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ3
1820pfCapacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolderC10
1CONUFL001-SMDSamacSys_Parts:CONUFL001-SMDANT1
1Conn_ARM_JTAG_SWD_10Connector_PinHeader_1.27mm:PinHeader_2x05_P1.27mm_Vertical_SMDJ6
1Conn_CoaxialConnector_Coaxial:SMA_Amphenol_132134-16_VerticalJ1
1DMG2305UX-7SamacSys_Parts:SOT96P240X100-3NQ1
1DMMT5401-7-FSamacSys_Parts:SOT95P275X110-6NIC2
1LM2676S-5.0SamacSys_Parts:TO127P1435X457-8NIC1
1Raspberry_Pi_2_3Connector_PinHeader_2.54mm:PinHeader_2x20_P2.54mm_VerticalJ5
1SR305Diode_SMD:D_0805_2012Metric_Pad1.15x1.40mm_HandSolderD1
1Screw_Terminal_01x01TerminalBlock_MetzConnect:TerminalBlock_MetzConnect_360271_1x01_Horizontal_ScrewM3.0_BoxedJ8
1Screw_Terminal_01x02TerminalBlock:TerminalBlock_Altech_AK300-2_P5.00mmJ7
1nfc Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_VerticalJ2
1nrf52840nordic:nrf52840U1

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Questions

How big is the Basic hat PCB?

It measures 65 × 56.5 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Basic hat use?

45 parts, built around the LM2676S-5.0, CONUFL001-SMD-T and DMG2305UX-7. 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 Basic hat KiCad files?

From the sentinelinfinitus/nrf52840-pi-sheild repository on GitHub, at the commit this page was made from: the board is hat/basic-hat.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Basic hat design in my own project?

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