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new MV silicon chips

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1

Hi there, I am opening this topic in order to share and collect what we have about new MV silicon chips available. I am particularly interested in BP1048b2 chip we can find on different product from far east (aliexpress bluetooth 5.0 dsp boards...)

So far on my desk, I have two products featuring this IC:

One is Teyun Axx type of audio mixer consoles (http://www.teyun-cn.com/en/product/139.html/)

The other is small board from aliexpress (Nvarcher Bluetooth 5.0 DSP Audio Amplifier Tuning Board 40-band EQ Support TWS)

https://forumupload.ru/uploads/001b/ca/8a/65/t471822.jpg

So far I have collected some software:

DSP configuration software for windows: https://archive.org/details/bdm-bru-pcu … v-2.24.2-2 . This sw is working with small board but does not work with mixer (cant connect to usb B1 mv silicon...)

There is also a SDK on github: https://github.com/leadercxn/bp1048_sdk_v0.1.12

What I do not have is IDE/ compiler, toolchain what to use to build executable,  and ofc programmer/debugger for downloading the code.

Any info you may have on this subject will be warmly welcome :)

2

Hi
AndeSight使用指南_v1.2.pdf
This document talks about the development environment, firmware, and other necessary things. You just need to translate it.
I didn’t even think that there was a publicly available SDK for this chip. It seems like firmware via UART if I'm not mistaken.
I don't like that they are closed, unlike JL.
But in principle, this is how it all started with JL too)

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By Admin

3

https://forumupload.ru/uploads/001b/ca/8a/87/t844663.jpg

It could be true. I am also looking for the method to program this chip. Is there a way other than UART? According to this photo, maybe there is a SWD method.

4

SWD 2WIRE

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By Admin

5

BIOS написал(а):

SWD 2WIRE

True. But maybe SWD is for debugging. (Maybe not). In some MVsilicon chips(maybe all), ARM architecture is used. SWD is currently exclusive to ARM. Some of the chips use ARM Cortex M3 core(AP8048A)
is not enough information in the datasheet.

6

https://forumupload.ru/uploads/001b/ca/8a/87/t560313.png

7

Solara написал(а):

https://forumupload.ru/uploads/001b/ca/8a/87/t407189.jpg
This is an upgrade dog, used for software upgrades
When upgrading using MVA extension files and UFD, it is usually necessary to insert a dongle into the USB port so that the device can recognize and allow the upgrade operation. If there is no correct encryption dongle, the upgrade process may be blocked or unable to proceed.

8

Solara написал(а):

This is an upgrade dog, used for software upgrades
When upgrading using MVA extension files and UFD, it is usually necessary to insert a dongle into the USB port so that the device can recognize and allow the upgrade operation. If there is no correct encryption dongle, the upgrade process may be blocked or unable to proceed.

https://vi.aliexpress.com/item/1005007816158262.html?spm=a2g0n.productlist.0.0.4e0851c2iZWjxh&browser_id=5c97e5c203bd404f971b2950144f1918&aff_trace_key=963ae779ba0641eca2db3b2072030f5f-1730061196328-06418-UneMJZVf&aff_platform=msite&m_page_id=coehpwvcaqxblfyu19369df87f21f706c0ffaca190&gclid=&pdp_npi=4@dis!USD!30.60!30.60!!!221.10!221.10!@211b807017326481202805032e6cac!12000042308182896!sea!BR!2980762217!ABX&isseo=y&algo_pvid=73e3d6c6-814f-4a3e-9a71-7badc0775ed7&gatewayAdapt=glo2vnm

9

What about the performance? Are they any better than JL / Bluetrum chips?


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