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by alex31
Wed May 15, 2024 4:01 pm
Forum: Bug Reports
Topic: FDCAN with STM32H735 Topic is solved
Replies: 12
Views: 3289

Re: FDCAN with STM32H735 Topic is solved

Yes, it does, state checker has saved me so many times :-) it's one of the many cool features of ChibiOS.
I enable it by default.
by alex31
Wed May 15, 2024 2:04 pm
Forum: Bug Reports
Topic: FDCAN with STM32H735 Topic is solved
Replies: 12
Views: 3289

Re: FDCAN with STM32H735 Topic is solved

Hello, just tried your driver, saw one problem : there is a call to sleep in a lock zone, which is forbidden and sysHalt at exec when DEBUG is enabled. Will comment the sleep and try to go further. Alexandre void can_lld_transmit(CANDriver *canp, canmbx_t mailbox, const CANTxFrame *ctfp) { uint32_t ...
by alex31
Mon May 13, 2024 7:24 am
Forum: Development and Feedback
Topic: [INFO] ARM GCC 11.2
Replies: 4
Views: 4359

Re: [INFO] ARM GCC 11.2

gcc 14.1 release (for ubuntu 22.04 or debian) : tarball download link
A.
by alex31
Thu May 02, 2024 9:59 am
Forum: Development and Feedback
Topic: [INFO] ARM GCC 11.2
Replies: 4
Views: 4359

Re: [INFO] ARM GCC 11.2

For the early testers, here is an ubuntu 22.04 and derivative version of just released gcc 14 RC1 : https://drive.google.com/file/d/1-pgIM8ryz4zcSlHXUSTnTP-PnQKXoRiy/view?usp=sharing Will update the link and post when 14.1 final will be released (scheduled for mid may) gdb use the ubuntu installed p...
by alex31
Mon Apr 29, 2024 9:36 am
Forum: Bug Reports
Topic: FDCAN with STM32H735 Topic is solved
Replies: 12
Views: 3289

Re: FDCAN with STM32H735 Topic is solved

I am testing the fix for H7 CAN. I will release it in the coming days.


Nice !
If you have some example code for FDCAN, that would also be handy since there is no testhal example right now

Alexandre
by alex31
Mon Apr 29, 2024 6:48 am
Forum: Bug Reports
Topic: FDCAN with STM32H735 Topic is solved
Replies: 12
Views: 3289

Re: FDCAN with STM32H735 Topic is solved

No problem for the testing, thanks. Saw that the compile problem is just for one line that copy user provided value in a register, for the H7, the register name and fields are different, will try a a stupid fix with some conditionnal compilation directive to see if the actual driver work on H7 and w...
by alex31
Fri Apr 26, 2024 2:02 pm
Forum: Bug Reports
Topic: FDCAN with STM32H735 Topic is solved
Replies: 12
Views: 3289

Re: FDCAN with STM32H735 Topic is solved

Hello, any news on this front ?

FDCANv1 is the G4 FDCAN ?

Will take a look of the respective register maps of FDCAN G4 and FDCAN H7

Alexandre
by alex31
Mon Apr 15, 2024 8:43 am
Forum: STM32 Support
Topic: spi without dma
Replies: 9
Views: 4811

Re: spi without dma

USART3_TX : [stream(1, 3) C4] USART3_TX : [stream(1, 4) C7] USART3_RX : [stream(1, 1) C4] UART4_RX : [stream(1, 2) C4] UART4_TX : [stream(1, 4) C4] SPI2_RX : [stream(1, 3) C0] SPI2_TX : [stream(1, 4) C0] Unfortunately, there is no solution with the very limited F4 dma fixed stuff. New hardware desig...
by alex31
Wed Apr 10, 2024 6:09 pm
Forum: Bug Reports
Topic: [HELP] STM32H750 USB HS ULPI Support,
Replies: 16
Views: 3253

Re: [HELP] STM32H750 USB HS ULPI Support,

Hi, problem solved for my case. It's an issue with recent ULPI PHY that implement LPM. With old families of PHY like microchip 332x that did not implement LPM, handshake works, but with more recent families like microchip 334x, an additional delay is needed in the handshake. This is explained in ST ...
by alex31
Tue Apr 09, 2024 6:54 am
Forum: Bug Reports
Topic: [HELP] STM32H750 USB HS ULPI Support,
Replies: 16
Views: 3253

Re: [HELP] STM32H750 USB HS ULPI Support,

I had previously asserted that we had an ULPI interface working on H743, but I have to say that we didn't verify that we got the high speed; it's possible that we also got the standard 12 Mbit/s. Good news for ChibiOS : I have ported USB_MSD example from contrib to the discovery F746 and it works p...

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