Environment sensor myra baseboard

antmicro·environment-sensor-myra-baseboard

Environment sensor myra baseboard PCB layout, top view — open source board by antmicro

About the Environment sensor myra baseboard PCB

Environment sensor myra baseboard is an open source PCB design by antmicro, published on GitHub under the Apache-2.0 license. It is a 4-layer board measuring 50 × 26.5 mm, with 53 components from 15 distinct parts.

Other key parts include the SHT45-AD1B-R2 and BME280. By type, the board carries 21 test points, 9 diodes, 8 resistors, 7 capacitors, 3 connectors and 2 ICs.

It belongs with the sensors and usb & debug tools designs in this gallery.

From the project

This repository contains open hardware design files for Antmicro's Environment Sensor Board variant which includes the MYRA SiP as well as temperature, pressure and humidity sensors.

This repository contains open hardware design files for Antmicro's Environment Sensor Board variant which includes the MYRA SiP as well as temperature, pressure and humidity sensors.

The design files were prepared in KiCad 7.

Environment sensor SiP (with STM32G491REI6 MCU, 128kB FRAM, FTDI FT231XQ USB to UART converter) 50 mm x 26.5 mm PCB size USB-C Connector for data and power SHT45 temperature + humidity sensor: typical relative humidity accuracy ±1% RH operating relative humidity range 0-100% RH typical temperature accuracy ±0.1°C operating temperature range -40-125°C BME280 temperature…

Environment sensor myra baseboard, from the project README — From the project README

Main components on the Environment sensor myra baseboard

SHT45-AD1B-R2 BME280

Environment sensor myra baseboard bill of materials (BOM)

53 components, 15 distinct parts.

Qty	Part	Footprint	Refs
1	SHT45-AD1B-R2 SHT45 Sensirion	Sensirion_DFN-4-1.5x1.5x0.5mm_P0.8mm	U5
1	BME280 Bosch	LGA-8_2.5x2.5mm_BME280	U6
1	USB4105-GF-A USB-C_GCT_USB4105-GF-A GCT	USB-C_Receptacle_GCT_USB4105-GF-A	J1
2	SM04B-SRSS-TB(LF)(SN) JST_SH_1x4_SM04B-SRSS-TB-LF-SN JST Automotive Connectors	Conn_JST_SH_1x4_SM04B-SRSS-TB-LF-SN	J2, J3
1	BAT-HLD-012-SMT-TR Linx Technologies	BAT_BAT-HLD-012-SMT-TR	BAT1
21	TP_1.5mm_SMD	TP_SMD_1.5mm	TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8 +13
2	KP-1608ZGC LED_G_0603_KP-1608ZGC Kingbright	LED_0603_1608Metric_G	LD1, LD2
6	ESD9X5.0ST5G ON Semiconductor	SOD-923	D1, D2, D3, D4, D7, D9
3	TPD2E009DRTR TPD2E009_SOT-9X3 Texas Instruments	SOT-723	D5, D6, D8
6	GRM155R61H104KE14D C_100n_0402 Murata	C_0402_1005Metric	C2, C13, C25, C26, C27, C28
1	C1005X5R1A225K050BC C_2u2_0402 TDK	C_0402_1005Metric	C4
1	CR0402-FX-1004GLF R_1M_0402 Bourns	R_0402_1005Metric	R1
3	CR0402-FX-5101GLF R_5k1_0402 Bourns	R_0402_1005Metric	R2, R3, R4
2	CR0402-FX-4700GLF R_470R_0402 Bourns	R_0402_1005Metric	R5, R12
2	CR0402-FX-1003GLF R_100k_0402 Bourns	R_0402_1005Metric	R35, R36

Environment sensor myra baseboard design files

The KiCad project lives in the antmicro/environment-sensor-myra-baseboard repository on GitHub; these links point at the commit this page was built from.

Layoutenvironment-sensor-sip-baseboard.kicad_pcb
Schematicenvironment-sensor-sip-baseboard.kicad_sch

Environment sensor myra baseboard: common questions

How big is the Environment sensor myra baseboard PCB?

The Environment sensor myra baseboard measures 50 × 26.5 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Environment sensor myra baseboard?

53 components, from 15 distinct parts. The full bill of materials is listed on this page.

Where can I download the Environment sensor myra baseboard design files?

From the antmicro/environment-sensor-myra-baseboard repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Environment sensor myra baseboard design in my own project?

Yes, under the terms of its Apache-2.0 license, which antmicro chose for the repository.

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