Version vom 15. Januar 2016, 12:39 Uhr

Abstract

Ardumower's bumper sensor (called 'BumperDuino') is based on a pressure sensor and helps us to detect obstacles.

The PCB module and sensor can be purchased as complete kit via the shop .

• 

  BumperDuino PCB

• 

  BumperDuino pressure sensor tube

• 

  BumperDuino pressure sensor tube

• 

  BumperDuino building instructions

Building instructions

Building instructions as well as instructions for programming the Arduino can be found in the BumperDuino manual.

Schematics

• 

  BumperDuino schematics

1. GitHub folder
2. Schematics

Code

You can download the Arduino Code here. Important: Choose 'Arduino Uno' as bootloader.

To upload the code, set jumper to 'VUSB' and connect an USB-TTL adapter to J4 (USB-LIGHT) as follows:

J4 (USB-LIGHT)
1 -- USB-TTL GND
2 -- not used
3 -- USB-TTL +5V
4 -- USB-TTL TX
5 -- USB-TTL RX
6 -- USB-TTL DTR (reset)

• 

  BumperDuino and USB-TTL adapter

Connecting to Ardumower

Set jumper to 'VIN', and connect VIN and BUMPER-OC to Ardumower as follows:
VIN
(+) -- 9-12V
(-) -- GND

BUMPER-OC
DC1 -- bumper1 output
DC2 -- bumper2 output

Videos

1. Introduction BumperDuino
2. Making Of BumperDuino