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Safecast air teensy

Safecast·Safecast-Air·hardware/teensy_pcb/safecast_air_teensy.kicad_pcb

Safecast air teensy PCB layout, top view — open source NXP board by Safecast

About the Safecast air teensy PCB

Safecast air teensy is an open source NXP PCB design by Safecast, published on GitHub. It is a 2-layer board measuring 108 × 69.9 mm, with 58 components from 26 distinct parts.

Its main chip is the TEENSY3.1, from the NXP family. Other key parts include the GPS, XBEE, LCD, OPENLOG and POLOLU_3V3. By type, the board carries 30 resistors, 11 connectors, 9 ICs, 2 switches, 1 transistor and 1 capacitor.

It belongs with the sensors designs in this gallery.

From the project

Repo for all things related to Safecast's air quality monitoring platform.

Temporary repository for development of the safecast air prototype.

Main components on the Safecast air teensy

GPSXBEELCDOPENLOGPOLOLU_3V3TEENSY3.1R4_ISOLATEDSCHMITTADAFRUIT_SHT31-D

Safecast air teensy bill of materials (BOM)

58 components, 26 distinct parts.

QtyPartRefs
1
GPS
U1
1
XBEE
U2
1
LCD
U3
1
OPENLOG
U4
1
POLOLU_3V3
U5
1
TEENSY3.1
U6
1
R4_ISOLATED
U7
1
SCHMITT
U8
1
ADAFRUIT_SHT31-D
U9
1
PCHAN_MOSFET
Q1
2
CONN_5X2
P1, P2
1
CONN_5X2
P3
2
CONN_2X2
P4, P11
4
CONN_2
P5, P7, P8, P10
1
CONN_2
P6
1
CONN_6
P9
4
VAL**
H1, H2, H3, H4
1
JOYSWITCH
S1
1
DPDT
S2
1
0.1uf
C1
Show 6 more
QtyPartRefs
12
68k
R1, R3, R5, R7, R9, R11, R13, R15 +4
13
20k
R2, R4, R6, R8, R10, R12, R14, R16 +5
1
22
R25
1
10k
R26
1
12k
R28
2
4.7k
R29, R30

Safecast air teensy design files

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

Safecast air teensy: common questions

What microcontroller does the Safecast air teensy use?

The Safecast air teensy is built around the TEENSY3.1, from the NXP family.

How big is the Safecast air teensy PCB?

The Safecast air teensy measures 108 × 69.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Safecast air teensy?

58 components, from 26 distinct parts. The full bill of materials is listed on this page.

Where can I download the Safecast air teensy design files?

From the Safecast/Safecast-Air repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Safecast air teensy design in my own project?

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

Can I test firmware for the Safecast air teensy without the hardware?

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

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