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Stm audio board v3 dsp board

Papproni·stm_audio_board_v3_dsp_board·stm_audio_board_V3/stm_audio_board_V3.kicad_pcb

Stm audio board v3 dsp board layout, top view — open source STM32 board by Papproni

About the Stm audio board v3 dsp board

Stm audio board v3 dsp board is an open source STM32 PCB design by Papproni, published on GitHub under the MIT license. It is a 4-layer board measuring 265 × 117 mm, with 391 components from 58 distinct parts.

Its main chip is the STM32H723ZGTx, from the STM32 family. Other key parts include the IS42S16100H-7TL, OP275, 7909, AP1117-33 and 7809. By type, the board carries 229 capacitors, 87 resistors, 20 ICs, 16 connectors, 16 diodes and 8 inductors.

It belongs with the audio designs in this gallery.

From the project

This contains the DSP board pcb design in KICAD for the digital effects pedal.

Main components on the Stm audio board v3 dsp board

IS42S16100H-7TLOP2757909AP1117-337809STM32H723ZGTx74HC14USBLC6-2P6W25Q128JVSFE1.1s

Stm audio board v3 dsp board bill of materials (BOM)

391 components, 58 distinct parts.

QtyPartRefs
1
IS42S16100H-7TL
U1
6
OP275
U2, U4, U8, U10, U12, U14
1
7909
U3
3
AP1117-33
U5, U9, U20
1
7809
U6
2
STM32H723ZGTx
U7, U15
1
~
U11
1
74HC14
U13
1
USBLC6-2P6
U16
2
W25Q128JVS
U17, U18
1
FE1.1s
U19
2
X1E0000210132
Y1, Y2
1
Crystal_GND24
Y3
1
External_POT
J1
1
STlink_DSP
J2
1
Barrel_Jack_Switch
J3
1
Conn_01x02_i2c
J4
1
USB_C_Receptacle_USB2.0
J5
1
AudioJack_LOOP1_SEND
J7
1
AudioJack_LOOP1_RETURN
J8
Show 38 more
QtyPartRefs
1
AudioJack_LOOP2_SEND
J9
1
AudioJack_LOOP3_SEND
J11
1
AudioJack_LOOP3_RETURN
J12
1
AudioJack_OUTPUT
J13
1
AudioJack_INPUT
J14
1
AudioJack_LOOP2_RETURN
J15
1
STlink_DISP_MCU
J16
1
Conn_01x10_Footswitch
J17
1
Conn_01x16_ILI9341
J18
1
URB2405S-6WR3
PS1
1
WRA2412S-3WR2
PS2
6
R_Potentiometer
RV1, RV2, RV3, RV4, RV5, RV6
2
SW_SPST
SW1, SW2
2
LED
DISPLAY_OK1, DSP_OK1
16
1N5819
D1, D4, D5, D6, D7, D8, D9, D12 +8
8
10uH
L1, L2, L3, L4, L5, L6, L7, L8
8
2.2uF
C1, C42, C46, C49, C112, C118, C121, C122
20
100pF
C2, C19, C21, C38, C39, C44, C45, C51 +12
95
100nF
C3, C5, C6, C7, C8, C9, C10, C11 +87
54
10uF
C4, C30, C71, C89, C90, C103, C104, C105 +46
20
100uF
C13, C15, C27, C28, C29, C48, C69, C70 +12
4
1p
C20, C65, C87, C98
8
470pF
C22, C23, C40, C41, C108, C109, C114, C115
10
1nF
C24, C50, C68, C74, C82, C92, C93, C101 +2
1
100uF tantal
C26
4
12pF
C31, C37, C123, C125
1
33nF
C67
1
10uF tantal
C80
2
20pF
C203, C204
1
1nF
C229
6
10k
R1, R18, R75, R78, R80, R82
23
100R
R2, R3, R8, R9, R11, R24, R26, R28 +15
4
1M
R4, R29, R42, R51
4
510k
R5, R35, R44, R53
8
4k7
R6, R7, R36, R38, R45, R47, R54, R56
27
3k
R10, R13, R14, R15, R16, R19, R20, R21 +19
14
1k
R12, R17, R23, R25, R33, R65, R73, R76 +6
1
2.7k
R87

Stm audio board v3 dsp board design files

The KiCad project lives in the Papproni/stm_audio_board_v3_dsp_board repository on GitHub; these links point at the commit this page was built from.

Stm audio board v3 dsp board: common questions

What microcontroller does the Stm audio board v3 dsp board use?

The Stm audio board v3 dsp board is built around the STM32H723ZGTx, from the STM32 family.

How big is the Stm audio board v3 dsp board?

The Stm audio board v3 dsp board measures 265 × 117 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Stm audio board v3 dsp board?

391 components, from 58 distinct parts. The full bill of materials is listed on this page.

Where can I download the Stm audio board v3 dsp board design files?

From the Papproni/stm_audio_board_v3_dsp_board repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Stm audio board v3 dsp board design in my own project?

Yes, under the terms of its MIT license, which Papproni chose for the repository.

Can I test firmware for the Stm audio board v3 dsp board without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.

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