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I have this little PCB that can hold several different STM32 CPUs. Among others (i.e. I currently have) 030, 103, 205, 303 and 405. Bravo to ST for making all these have the same footprint (even thoug…
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I've hit a problem with "constness" of field of structs of USB descriptors. In particular I had a problem with
`const struct usb_endpoint_descriptor *endpoint;` in usb_interface_descriptor struct …
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Hello,
I really like libopencm3 in comparison to STM32Cube and would love to see more people use it and develop it further.
The fact that the API can change easily allows the project to continuous…
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ST has recently launched a series of low cost ULP MCUs - [STM32U0](https://www.st.com/en/microcontrollers-microprocessors/stm32u0-series.html). They've also released Nucleo boards for one of the more …
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STM32F101xx, STM32F102xx, STM32F103xx, STM32F105xx and STM32F107xx
dedicated RAM of 1.25[FS] Kbytes
Up to 8[FS] host channels (pipes)
1 bidirectional control endpoint0
3[FS] IN en…
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Please, correct me if I am wrong, but the libopencm3 documentation states that `usbd_ep_write_packet()` returns `0 if failed, len if successful`. In some use cases, e.g., usb cdcacm device communicati…
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I trying to implement a DualCDC example with some changes to usb_cdcacm, but when the size of usb_config_descriptor is bigger of 127 bytes I have an error in my linux box,
usb 4-2: new full speed USB…
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because of the inline functions ?
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ST has recently launched a series of scalable bootflash MCUs - [ STM32H7Rx/7Sx]( https://www.st.com/resource/en/application_note/an6062-introduction-to-stm32h7rx7sx-system-architecture-and-performance…
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I'm trying to flash this firmware onto a cheapo stm32f4 (weact brand? Not sure if it matters) but I'm getting stuck on the build step. I've been stumbling through getting all the dependencies squared …