ToBe | Pilot

Hardware

ToBe Pilot v1.1 is produced by OSH Park.

Process | 2-layer prototype PCB service, 2 oz copper

FR4 substrate
0.8mm thickness
ENIG (Immersion Gold) finish

Dimensions | 2.10 x 1.93 inches (53.4 x 49.0 mm)

Price (typ.) | 5.53€ per PCB ($20.30 for a set of 3 boards)

Resources

Schematics | pdf

KiCad project files | zip

Bill of Material | html

Manufacturing files (OSH Park)

KiCad PCB | zip
PCB Layout | pdf
Gerbers | zip

Quick start guide | html

Revisions

Rev.	Released	E.D.A.	Description	PCB Fab.	Prod. date	Qty	Notes
v1.1	2018-04-02	KiCad 5.0.0-rc1	Added Dual-color LED	OSH Park	2018-04-04	3x	Built with ToBe Driver v1
v1.0	2018-02-09	KiCad 4.0.7	Initial version

Rev.

Released

E.D.A.

Description

PCB Fab.

Prod. date

Qty

Notes

v1.1

2018-04-02

KiCad 5.0.0-rc1

Added Dual-color LED

OSH Park

2018-04-04

Built with ToBe Driver v1

v1.0

2018-02-09

KiCad 4.0.7

Initial version

I/O table

Pin #	GPIO #	Direction	Polarity	Name	Description
7	4	Input (pu)	Falling	3V3_BTN
12	18	Input (pu)	Falling	USER1_BTN
13	27	Input (pu)	Falling	USER2_BTN
15	22	Output	Low	3V3_EN	Active High when swapping TPS2062 for TPS2066
16	23	Output	Low	5V_EN	Active High when swapping TPS2062 for TPS2066
18	24	Input (pu)	Low	OC
29	5	Output	Low	RST1	When configured for Stm32 MCU
31	6	Output	Low	BOOT1	When configured for Stm32 MCU
32	12	Output	Low	RST2	When configured for ESP8266 MCU
33	13	Output	High	BOOT2	When configured for ESP8266 MCU
37	26	Output	High	LED_RED
38	20	Output	High	LED_GREEN
40	21	Input (pu)	Falling	5V_BTN

Pin #

GPIO #

Direction

Polarity

Name

Description

Input (pu)

Falling

3V3_BTN

Input (pu)

Falling

USER1_BTN

Input (pu)

Falling

USER2_BTN

Output

Low

3V3_EN

Active High when swapping TPS2062 for TPS2066

Output

Low

5V_EN

Active High when swapping TPS2062 for TPS2066

Input (pu)

Low

Output

Low

RST1

When configured for Stm32 MCU

Output

Low

BOOT1

When configured for Stm32 MCU

Output

Low

RST2

When configured for ESP8266 MCU

Output

High

BOOT2

When configured for ESP8266 MCU

Output

High

LED_RED

Output

High

LED_GREEN

Input (pu)

Falling

5V_BTN

Errata

Index	Rev.	Location	Description	Fix	Fixed rev.
1	v1.1	SW1	GND via not connected to Gnd plane	Via to gnd	None
2	v1.1	GS3	Pull up to disabled rails !!!	Use resistor dividers	2.0
3	v1.1	J7	Improve GND solderability	Adjust thermal relief	2.0
4	v1.1	J3, J5	Add current measurement capability	Add a jumper	2.0
5	v1.1	D1	Adjust serial resistors (Green too bright)		2.0
6	v1.1	SW*	Push buttons trigger on ESD, need debounce	Add 100nF 0805 cap	2.0

Index

Rev.

Location

Description

Fix

Fixed rev.

v1.1

SW1

GND via not connected to Gnd plane

Via to gnd

None

v1.1

GS3

Pull up to disabled rails !!!

Use resistor dividers

2.0

v1.1

Improve GND solderability

Adjust thermal relief

2.0

v1.1

J3, J5

Add current measurement capability

Add a jumper

2.0

v1.1

Adjust serial resistors (Green too bright)

2.0

v1.1

SW*

Push buttons trigger on ESD, need debounce

Add 100nF 0805 cap

2.0

Rev.	Released	Description
v1.0	2018-02-09	Initial version

Rev.

Released

Description

v1.0

2018-02-09

Initial version

Board (top view)

Board (bottom view)

PCB (top view)

PCB (bottom view)

PCB (Fab, top view)

PCB (Fab, bottom view)

Main features

Hardware

Resources

Revisions

I/O table

Errata

Software

Kernel module

Revisions

Pictures