HardLabs

Bat double IMU SPI

BigBroBob2·bat_tag_nrf5340dk·Kicad/mainboard_v2/Bat_double_IMU_SPI.kicad_pcb

Bat double IMU SPI PCB layout, top view — open source board by BigBroBob2

About the Bat double IMU SPI PCB

Bat double IMU SPI is an open source PCB design by BigBroBob2, published on GitHub. It is a 2-layer board measuring 28.1 × 17.3 mm, with 11 components from 8 distinct parts.

Other key parts include the BT40F and ICM-42688-P. By type, the board carries 4 capacitors, 2 ICs, 2 connectors and 1 microphone.

It belongs with the sensors designs in this gallery.

From the project

A custom-designed device to record free-flying bat kinematics, echos, and eye movement

Main components on the Bat double IMU SPI

BT40FICM-42688-P

Bat double IMU SPI bill of materials (BOM)

11 components, 8 distinct parts.

QtyPartRefs
1
BT40F
U1
1
ICM-42688-P
U3
1
FTSH-105-01-F-DV-P-TR
J1
1
MEM2075-00-140-01-A
J2
1
~
I2S_debug1
1
SPH0655LM4H-1
MK1
1
~
SPI_debug1
4
C
C1, C2, C3, C8

Bat double IMU SPI design files

The KiCad project lives in the BigBroBob2/bat_tag_nrf5340dk repository on GitHub; these links point at the commit this page was built from.

Bat double IMU SPI: common questions

How big is the Bat double IMU SPI PCB?

The Bat double IMU SPI measures 28.1 × 17.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Bat double IMU SPI?

11 components, from 8 distinct parts. The full bill of materials is listed on this page.

Where can I download the Bat double IMU SPI design files?

From the BigBroBob2/bat_tag_nrf5340dk repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Bat double IMU SPI design in my own project?

The repository has no license, so all rights stay with BigBroBob2. Use it as a reference, and ask the author before reusing the design.

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