@maxi is teasing with itelma M74.9 which uses at32f435zmt7+L9779?! Well at least that at32f435zmt7 has an English datasheet.
8450086873 8450086874
Niva Legend 2022? Niva Travel 2022?
https://www.arterychip.com/download/DS/DS_AT32F435_437_V2.02-EN.pdf
https://caxapa.ru/1203080.html says that at least two vcc/vss pins are flipped
Is stm32f4 the right chip?
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AndreyB
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Re: Is stm32f4 the right chip?
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Re: Is stm32f4 the right chip?
And another one 396200-3763010-00 S105 105.3763 by soate.ru
https://forum.adact.ru/topic/61301-bu-s105-uaz-buhanka-2022/
https://forum.adact.ru/topic/61301-bu-s105-uaz-buhanka-2022/
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Re: Is stm32f4 the right chip?
https://www.jiuyangongshe.com/a/c0rpjvd2d3
Octopus tour
Don't be shy little leeks
2022-12-13 16:23:04
Items:
Company news: AEC-Q100 certification test of the company's holding subsidiary Zhuhai Jihai Semiconductor's automotive-grade MCU APM32A407VGT7, APM32A407ZGT7, and APM32A103VET7, among which APM32A407ZGT7 and APM32A103VET7 series products have obtained both Grade1 and Grade2 dual-level certificates, and can be used in the ambient temperature range -40°C to 125°C for automotive applications.
Octopus tour
Don't be shy little leeks
2022-12-13 16:23:04
Items:
Company news: AEC-Q100 certification test of the company's holding subsidiary Zhuhai Jihai Semiconductor's automotive-grade MCU APM32A407VGT7, APM32A407ZGT7, and APM32A103VET7, among which APM32A407ZGT7 and APM32A103VET7 series products have obtained both Grade1 and Grade2 dual-level certificates, and can be used in the ambient temperature range -40°C to 125°C for automotive applications.
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AndreyB
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Re: Is stm32f4 the right chip?
@dron0gus has published an article on hardware reverse engineering
original RU https://habr.com/ru/post/709392/
google translate EN https://habr-com.translate.goog/ru/post/709392/?_x_tr_sl=ru&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp
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Re: Is stm32f4 the right chip?
Which sometimes uses Geehy apm32F407VGT7
Which just takes rusEFI firmware and blinks LEDs and connects via USB, as is. Software jump to DFU turns off activity but does not produce USB DFU device.
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Re: Is stm32f4 the right chip?
spi SD and MSD works on Geehy.
Mostly fun but could end up being part of a silly evil plan
Mostly fun but could end up being part of a silly evil plan
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Re: Is stm32f4 the right chip?
That's a smart evil plan!
https://www.chipdip.ru/search?searchtext=apm32F407VGT7
https://www.chipdip.ru/search?searchtext=apm32F407VGT7