HardLabs

Thermometer digital min max

K4LCIFER·thermometer-digital-min_max·electronics/PCB/project-files/thermometer-digital-min_max-pcb/thermometer-digital-min_max-pcb.kicad_pcb

Thermometer digital min max PCB layout, top view — open source AVR/Arduino board by K4LCIFER

About the Thermometer digital min max PCB

Thermometer digital min max is an open source AVR/Arduino PCB design by K4LCIFER, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 100 × 75 mm, with 29 components from 13 distinct parts.

Its main chip is the ATmega328P-U, from the AVR/Arduino family. By type, the board carries 14 resistors, 4 transistors, 4 diodes, 2 connectors and 1 IC.

From the project

A digital min/max thermometer.

Main components on the Thermometer digital min max

ATmega328P-U

Thermometer digital min max bill of materials (BOM)

29 components, 13 distinct parts.

QtyPartRefs
1
ATmega328P-U
U0
4
PN2222A
Q0, Q1, Q2, Q3
1
sensor_connection
J0
1
battery_connection
J1
1
disp_current_temp
B0
1
disp_max_temp
B1
1
disp_min_temp
B2
1
reset_saved_temps
B3
4
INND-TS56
D0, D1, D2, D3
8
100R
R0, R1, R2, R3, R4, R5, R6, R7
4
680R
R8, R9, R10, R11
1
4.7k
R12
1
10k
R13

Thermometer digital min max design files

The KiCad project lives in the K4LCIFER/thermometer-digital-min_max repository on GitHub; these links point at the commit this page was built from.

Thermometer digital min max: common questions

What microcontroller does the Thermometer digital min max use?

The Thermometer digital min max is built around the ATmega328P-U, from the AVR/Arduino family.

How big is the Thermometer digital min max PCB?

The Thermometer digital min max measures 100 × 75 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Thermometer digital min max?

29 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the Thermometer digital min max design files?

From the K4LCIFER/thermometer-digital-min_max repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Thermometer digital min max design in my own project?

Yes, under the terms of its GPL-3.0 license, which K4LCIFER chose for the repository.

Can I test firmware for the Thermometer digital min max without the hardware?

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

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