

Vindor
Electronic saxophone firmware and PCB
- Size
- 264 × 34 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 100
- Nets
- 143
- Pads
- 442
- Tracks, vias
- 1,769, 158
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 14 Jan 2023
- Updated
- 22 Feb 2024
Overview
Vindor is an open-source printed circuit board by ftrias, from the ftrias/vindormusic repository on GitHub. It is a 2-layer board of 264 × 34 mm with 100 parts on 143 nets, routed with 1,769 tracks and 158 vias.
It is built around the MK20DX256VLH7, MP3V5004GP and SGTL5000XNAA3, with the TPA2005D1DGNRQ1, LSM6DS3TR-C and MCP73831T-2ACI/OT-HXY among its other parts. Its parts include 21 capacitors, 19 resistors, 11 ICs, 8 connectors and 4 switches. It belongs with the NXP (LPC, Kinetis, i.MX RT) boards of this library.
Main components
12MK20DX256VLH7
LQFP-64(10x10)12bit 16bit 256KB 288KB 40 72MHz ARM Cortex-M4 FLASH Power-on reset (POR)、Undervoltage detection (BOR/LVD/LVR/LVI)、Built-in general-purpose timer、Hardware CRC、Calendar function、Touch function、Software watchdog LQFP-64(10x10) Microcontrollers (MCU/MPU/SOC) ROHSNXP SemiconductorsMicrocontrollers (MCU/MPU/SOC)MP3V5004GP
SOP-80℃~+85℃ 2.7V~3.3V 3.92Kpa On-chip temperature compensation Yes SOP-8 Pressure Sensors ROHSNXP SemiconductorsPressure SensorsSGTL5000XNAA3
QFN-32-EP(5x5)-40℃~+85℃ 1.62V~3.6V 8kHz~96kHz Built-in phase-locked loop、On-chip digital gain、Mute control Encoder/decoder I2S、I2C、SPI QFN-32-EP(5x5) Audio Interface ICs ROHSNXP SemiconductorsAudio Interface ICsTPA2005D1DGNRQ1
HVSSOP-8-EP-40℃~+85℃ -55dB 0.35W×1@8Ω、1.45W×1@8Ω、0.75W×1@8Ω 1 Pair Differential Inputs 1-Channel 10% 2.5V~5.5V 2.8mA 79%、84% 97dB Class D Enable/shutdown function、Filterless architecture HVSSOP-8-EP Audio Amplifiers ROHSTexas InstrumentsAudio AmplifiersLSM6DS3TR-C
LGA-14(2.5x3)-40℃~+85℃ 1.71V~3.6V 16bit 3uA 4KB IMU (accelerometer + gyroscope) SPI、I2C X,Y,Z X,Y,Z ±16g ±2000dps 运动事件检测、同步与时间戳 LGA-14(2.5x3) Accelerometers ROHSSTMicroelectronicsAccelerometersMCP73831T-2ACI/OT-HXY
SOT-23-5LBattery ManagementHXY MOSFETTS3A5018PW
TSSOP-16-40℃~+85℃ 1.65V~3.6V 16pF 2ns 2pC 3.5ns 300MHz 4 4:1 7Ω Bidirectional analog channel TSSOP-16 Analog Switches, Multiplexers ROHSTexas InstrumentsAnalog Switches, MultiplexersTL3301EF100QG
SMD-4P,6x6mm-20℃~+70℃ 12V 1N 3.7mm 50mA 6mm 6mm Gull Wing Round Button SPST Surface Mount,Vertical SMD-4P,6x6mm Tactile Switches ROHSE-SwitchTactile Switches10137062-00021LF
SMD-55℃~+85℃ 1 100V 24P 250mA、1.25A、5A Black Female Type-C USB 3.2 插件 USB Connectors ROHSAmphenolUSB Connectors35RASMT4BHNTRX
SMD-25℃~+85℃ 250V 3.5mm Headphone Jack 3A Black Copper Alloy Silver TRS Wire Soldering 插件,14.5x6.2mm Audio Connectors ROHSSwitchcraftAudio Connectors (Headphones)B2B-PH-SM4-TB(LF)(SN)
SMD,P=2mm-25℃~+85℃ 1 100V 1x2P 2 2A 2P 2mm 6.6mm 7.95mm 7mm Auxiliary Solder Pin Beige Copper alloy PA PH Surface Mount,Vertical Tin UL94V-0 SMD,P=2mm Wire To Board Connector ROHSJSTWire To Board ConnectorECS-160-9-42-CKM-TR
SMD4025-4P-20℃~+70℃ 16MHz 60Ω 9pF ±10ppm ±10ppm SMD4025-4P Crystals ROHSECSCrystals
README
README.mdVindor ES Source Code
This repository holds the source code, modules and PCB layouts of the Vindor ES1/2 electronic saxophone and wind instrument (clarinet, flute, trumpet, etc.). More information is available at Vindor Music
Directories
| Directory | Contents |
|---|---|
| /apps | Mobile and web apps |
| /apps/juce-gui | Main control app for Mac/Win/iOS/Android |
| /apps/splayer | Free generic MIDI player |
| /firmware | Source for firmware and related modules |
| /firmware/source | ES1/2 main source |
| /firmware/external | Non-Vindor open source libraries used |
| /pcb | KiCad source for PCB |
| /shell | Solidworks models for the shell |
| /documents | Documentation and promotional material |
| /sounds | Sound files for use on SD cards |
License
Unless otherwise noted, the software is Copyright (c) 2023 by Fernando Trias and Vindor Music, Inc. The software is licensed for use under the Creative Commons license available in LICENSE.txt and summarized on the CC page.
This software uses external modules that are distributed according to their own licenses, which are all open source.
To summarize:
- You may freely use this software for non-commercial purposes.
- You must give appropriate credit to respective authors.
History
This project began in 2016 to produce an affordable electronic wind instrument. At that time, the market was dominated by Yamaha and Akai. Both produced superb instruments that were prohibitively expensive for casual musicians. In addition, there were a number of small niche manufacturers targeting advanced players. Although Akai produced a low-cost USB instrument, it was large, heavy and had limited market penetration. In addition, we wanted to create an easy-to-use low-cost alternative for beginning players that would be both stand-alone and interface easily with Garageband and similar apps popular with younger musicians.
The Vindor began with a Kickstarter campaign and started being sold commercially in 2018 both online and in stores. It was covered by numerous blogs and journals, including Fast Company and the Boston Globe. In 2019, Roland release the Aerophone Mini AE-01, which although larger and slightly more expensive than the Vindor, targeted the same entry-level market. This, combined with the COVID shutdown and subsequent rise in component costs, made producing more Vindors impractical and all existing inventory was sold out by late 2020.
By 2023, the chip market had not recovered and it still not possible to make more Vindors (the main CPU is still unavailable). Since Vindor Music closed its doors, we have decided to open source the firmware and apps, as well as the PCB, BOM and other components.
Open Source Announcement
Vindor Music has open sourced the ES1 electronic wind instrument software and hardware. The Vindor ES1 was a low-cost entry-level electronic wind instrument that launched in 2018 and sold until 2020, a casualty of the COVID pandemic. The release includes all the source for the firmware, Android, iOS, Mac and Windows apps, as well as the BOM, schematics and PCB layout of the circuit boards. It includes everything you need to make your own ES1 and program it to do whatever you like. We hope this will inspire hobbyists to port the ES1 to a new CPU and continue the mission of providing an affordable and functional electronic wind instrument. The source can be found at https://github.com/ftrias/vindormusic.
Parts
100| Qty | Value | Footprint | References |
|---|---|---|---|
| 14 | 0.1 uf | MF_Passives:MF_Passives-C0603 | C3, C4, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18 |
| 11 | TOUCHPAD | Vindor:Vindor_Touchpad | TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP8, TP9, TP10, TP11 |
| 7 | MountingHole | Vindor:Screw_hole | H1, H2, H3, H4, H5, H6, H7 |
| 3 | 1 uf | MF_Passives:MF_Passives-C0603 | C2, C20, C21 |
| 3 | 100 ohm | MF_Passives:MF_Passives-R0603 | R13, R14, R15 |
| 3 | 470 ohm | MF_Passives:MF_Passives-R0603 | R3, R6, R12 |
| 3 | BLM21AG601SN1D | MF_Passives:MF_Passives-C0805 | FB3, FB4, FB5 |
| 2 | 10 uf | MF_Passives:MF_Passives-C1206 | C1, C19 |
| 2 | 100 nf | MF_Passives:MF_Passives-C1210 | CA1, CA2 |
| 2 | 10k ohm | MF_Passives:MF_Passives-L0603 | R16, R17 |
| 2 | 18k ohm | MF_Passives:MF_Passives-R0603 | R7, R8 |
| 2 | 20k ohm | MF_Passives:MF_Passives-R0603 | RA1, RA2 |
| 2 | 27 ohm | MF_Passives:MF_Passives-R0603 | R1, R2 |
| 2 | 4.7 uf | MF_Passives:MF_Passives-C0603 | C5, C6 |
| 2 | 47 ohm | MF_Passives:MF_Passives-R0603 | R9, R10 |
| 2 | 5.1k ohm | MF_Passives:MF_Passives-R0603 | R18, R19 |
| 2 | BLM21AG601SN1D | Inductor_SMD:L_0805_2012Metric | FB1, FB2 |
| 2 | KEYSTONE 54 | Vindor:KEYSTONE_54 | BTNEG1, BTPOS1 |
| 2 | TL3301EF100QG | TL3301EF100QG:SOIC450P1000X730-4N | S1, S2 |
| 2 | TLV70233_SOT23-5 | Package_TO_SOT_SMD:SOT-23-5 | U2, U4 |
| 1 | 10137062-00021LF | Vindor:USBC_10137062-00021LF | J1 |
| 1 | 10k ohm | MF_Passives:MF_Passives-R0603 | R5 |
| 1 | 1825282-1 | Vindor:TE1825282-1 | S3 |
| 1 | 2.54mm 01x08 Female | MF_Connectors:MF_Connectors-PTH_2.54MM_01X08 | J5 |
| 1 | 220 ohm | MF_Passives:MF_Passives-R0603 | R11 |
| 1 | 35RASMT4BHNTRX | 35RASMT4BHNTRX:SWITCHCRAFT_35RASMT4BHNTRX | J2 |
| 1 | 470 ohm | MF_Passives:MF_Passives-L0603 | R4 |
| 1 | 47309-3351 | Vindor:MOLEX_MICROSD_473093351 | J4 |
| 1 | B2B-PH-SM4-TB(LF)(SN) | digikey-footprints:PinHeader_1x2_P2mm | J3 |
| 1 | CON_02X03_TC2030-IDC-NL | Vindor:TC2030 | TC1 |
| 1 | Conn_01x02_Male | MF_Connectors:MF_Connectors-PTH_2.54MM_01X02 | J8 |
| 1 | Conn_01x08_Female | MF_Connectors:MF_Connectors-PTH_2.54MM_01X08 | J7 |
| 1 | Conn_02x04_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_Vertical | J6 |
| 1 | ECS-160-9-42-CKM-TR | Vindor:ECS-160-9-42-CKM-TR | XTAL1 |
| 1 | LED_RGB_CA_PLCC4 | MF_LEDs:MF_LEDs-PLCC4 | D3 |
| 1 | LSM6DS3TR | Vindor:LGA-14_3x2.5mm_P0.5mm | U10 |
| 1 | MCP1703A | Package_TO_SOT_SMD:SOT-23 | U5 |
| 1 | MCP73831T-2ACI/OT | digikey-footprints:SOT-753 | U3 |
| 1 | MF-DIO-SMA-B140 | MF_Discrete_Semiconductor:MF_Discrete_Semiconductor-SMA | D1 |
| 1 | MF-LED-0603-RED | MF_LEDs:MF_LEDs-LED0603 | D2 |
| 1 | MF-SW-TACT-4.2MM | PTS810_SJM_250_SMTR_LFS:SW_PTS810_SJM_250_SMTR_LFS | SW1 |
| 1 | MK20DX256VLH7 | MK20DX256VLH7:MK20DX256VLH7 | U1 |
| 1 | MP3V5004GP | Vindor:MP3V5004GP | U11 |
| 1 | MountingHole | Vindor:Vindor_light_pipe | H8 |
| 1 | NMJ4HHD2 or NMJ6HHD2 | Vindor:NMJ6HFD2-center | U9 |
| 1 | S9111-45R | Vindor:HARWIN_S9111_45R | JX1 |
| 1 | S9111-45R | Vindor:HARWIN_S9111_45R-TIGHT | JX2 |
| 1 | SGTL5000XNAA3 | Vindor:SGTL5000 | U6 |
| 1 | TPA2005D1DGNRQ1 | Vindor:Vindor-MSOP-8-1EP_W3mm | U8 |
| 1 | TS3A5018PW | TS3A5018PW:SOP65P640X120-16N | U7 |
Questions
How big is the Vindor PCB?
It measures 264 × 34 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Vindor use?
100 parts, built around the MK20DX256VLH7, MP3V5004GP, SGTL5000XNAA3 and TPA2005D1DGNRQ1. 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 Vindor KiCad files?
From the ftrias/vindormusic repository on GitHub, at the commit this page was made from: the board is pcb/R60/Vindor.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Vindor design in my own project?
Its repository states no licence, so its author keeps all rights: ask ftrias before reusing the design.
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