

Atmega328
QS165 encoder based on the AS5047 chip.
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 22
- Nets
- 19
- Pads
- 61
- Tracks, vias
- 142, 21
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 11 Oct 2022
- Updated
- 10 Feb 2023
Overview
Atmega328 is an open-source printed circuit board by owhite, from the owhite/QS165_encoder repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board with 22 parts on 19 nets, routed with 142 tracks and 21 vias.
It is built around the AS5047D, BZV55C6V2 and SI2319CDS. Its parts include 4 capacitors, 3 connectors, 2 resistors, 2 diodes and 1 IC. It belongs with the AVR (ATmega, ATtiny) boards of this library.
Main components
3AS5047D
14-Bit On-Axis Magnetic Rotary Position Sensor with 11-Bit Decimal and Binary Incremental Pulse CountOSRAMUncategorisedBZV55C6V2
LL-34-55℃~+175℃ 1 Independent 10Ω 200Ω 2uA@2V 5.8V~6.6V 500mW 6.2V LL-34 Zener Diodes ROHSYONGYUTAIZener DiodesSI2319CDS
SOT-23-55℃~+150℃ 1 P-Channel 108mΩ@4.5V 2.5V 2.5W 21nC@10V 4.4A 40V 595pF 61pF 76pF P-Channel SOT-23 MOSFETs ROHSVishay IntertechnologyMOSFETs
README
AS5048_atmega328p/README.mdQS165 Motor Encoder with hall output
Project area for an encoder retrofit for the QS165 motor with a magnetic sensor that produces hall output.
See the firmware directory to run the atmega.

Parts
22| Qty | Value | Footprint | References |
|---|---|---|---|
| 2 | 100n | Capacitor_SMD:C_0805_2012Metric | C1, C4 |
| 1 | 100k | Resistor_SMD:R_0805_2012Metric | R1 |
| 1 | 1uF | Capacitor_SMD:C_0805_2012Metric | C3 |
| 1 | 20k | Resistor_SMD:R_0805_2012Metric | R3 |
| 1 | 4.7 | Capacitor_Tantalum_SMD:CP_EIA-3216-18_Kemet-A | C2 |
| 1 | AS5047D | Package_SO:TSSOP-14_4.4x5mm_P0.65mm | U1 |
| 1 | BZV55C6V2 | Diode_SMD:D_MiniMELF | D1 |
| 1 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J1 |
| 1 | Conn_01x02_Male | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J3 |
| 1 | Conn_01x08 | Connector_PinHeader_2.54mm:PinHeader_1x08_P2.54mm_Vertical | J5 |
| 1 | Conn_02x03_Top_Bottom | Connector_PinSocket_2.54mm:isp_6pin | PRG1 |
| 1 | LOGO | 431181015816:monkey | G*** |
| 1 | RED_LED | LED_SMD:LED_0805_2012Metric | D2 |
| 1 | Si2319CDS | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | SolderJumper_2_Open | Jumper:SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm | JP2 |
| 1 | SolderJumper_3_Open | Jumper:SolderJumper-3_P1.3mm_Open_RoundedPad1.0x1.5mm | JP1 |
The 17 most common of 22 parts.
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Questions
What parts does the Atmega328 use?
22 parts, built around the AS5047D, BZV55C6V2 and SI2319CDS. 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 Atmega328 KiCad files?
From the owhite/QS165_encoder repository on GitHub, at the commit this page was made from: the board is AS5047_extburn/atmega328.kicad_pcb and its schematic AS5047_atmega328p/atmega328.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Atmega328 design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).