

Linebot
Line following robot
- Size
- 85.9 × 39 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 23
- Nets
- 16
- Pads
- 58
- Tracks, vias
- 140, 0
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 3
- Created
- 5 Jan 2014
- Updated
- 6 Jan 2014
Overview
Linebot is an open-source printed circuit board by nitehawk, from the nitehawk/linebot repository on GitHub. It is a 2-layer board of 85.9 × 39 mm with 23 parts on 16 nets, routed with 140 tracks and 0 vias.
Its parts include 5 switches, 4 resistors, 4 diodes, 3 ICs and 2 transistors. It belongs with the robots and motor control boards of this library.
README
README.mdlinebot
Simple Line following robot
This design is based on a design at http://playwithrobots.com/make-it-form-scratch/simple-line-follower-robot I have switched the sensor modules to use IR LEDs and IR Photodiodes instead of basic white LEDs. Schematics capture was originally done in KiCad. Rebuilt as v2 in diptrace.
Boards can be ordered from OshPark: v1 board: http://www.oshpark.com/shared_projects/IUjxxEeG v2 main board: http://www.oshpark.com/shared_projects/y54Hc1CZ v2 sensor board: http://www.oshpark.com/shared_projects/1NccGd6E
I will be developing a model for the chassis for the v1 electronics printable in a 3D printer.
Status:
I have ordered a set of v1 electronics from Oshpark. Chassis design will start after the boards and parts arrive and are tested.
Parts
23| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | PINHEAD1-3 | K1, K2, K3, K4 | |
| 2 | DO-41 | D3, D4 | |
| 2 | PINHEAD1-2 | M1, M2 | |
| 2 | 10k | POACCH | RV1, RV2 |
| 2 | 10k | R3 | R1, R3 |
| 2 | IR LED | LED-5MM | D1, D2 |
| 2 | NPN | TO220 | Q1, Q2 |
| 1 | R3 | R2 | |
| 1 | DIPS-DS01 | SW1 | |
| 1 | + - | PINHEAD1-2 | BT1 |
| 1 | 100 | R3 | R4 |
| 1 | 7805 | LM78XX | U3 |
| 1 | IR Photodiode | LED-5MM | U1 |
| 1 | IR photodiode | LED-5MM | U2 |
Questions
How big is the Linebot PCB?
It measures 85.9 × 39 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Linebot use?
23 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Linebot KiCad files?
From the nitehawk/linebot repository on GitHub, at the commit this page was made from: the board is Electronics/kicad-v1.0/linebot.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Linebot design in my own project?
Its repository states no licence, so its author keeps all rights: ask nitehawk before reusing the design.
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