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Recent content by alex_r

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    [General] Free or low cost GUI Development Software

    Hi Dani, uGUI written by Achim Dobler is a open source GUI in portable C and came with a good documentation in PDF format It seem easy to adapt for any MCU and any display type and size. I do not remember the download link but you can find it easily searching on the web.
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    Simulation error for STM32F030P4

    Hi, See if this old post can help you. https://www.edaboard.com/threads/260106/#post1112931
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    STM32F429 DMA2D bilinear bitmap resize

    Hello everyone, I wrote a very simple DMA2D app to resize a bitmap using bilinear interpolation. A demo video is on https://www.youtube.com/watch?v=TgTxBIYUuVM and the source code is available as an attachment below. Enjoy !!!
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    STM32F429 Discovery SEGA MasterSystem Emulator

    Hi to all Dart Vader extend my SMS emulator using a VGA adapter to use a standard monitor and a WII controller to play. 8-O See the demo video on https://www.youtube.com/watch?v=oz4leSl8n-U The adapter info and source code available on https://sites.google.com/site/suprabotics/
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    STM32F429 Discovery SEGA MasterSystem Emulator

    Hi to all,:lol: I made a little SMS emulator running on STM32F429I-Discovery board. The code is released as Open Source and it is avaliable on https://www.codeforge.com/article/218395 or on https://www.mediafire.com/download/993a2s9v42s9c3c/SMS_EMU.rar A small demo video is on Youtube on...
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    Problem and a question about Keil and STM32F103RET

    Hi, Open the Option for target window. In the C/C++ tab write in the define field: STM32F10X_HD, USE_STDPERIPH_DRIVER Try to build again. It work ? The SFR detailed description can be found in STM32F10x reference manual. Download it from ST web. IRQs function can be add in your stm3210x_it.c...
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    Image Processing in ARM

    Hello, Assuming that your camera driver store the image in a unsigned short array you can use a function similar to: void make_filtered_image( unsigned short *source_array, //pointer to source array unsigned short *dest_array, //pointer to dest array...
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    Image Processing in ARM

    Hello, To help you, we need to know in which format is stored the image in memory ( RGB 565/888 or YCrCb or other), the pixel order (X->Y or Y->X) and so on.
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    remapping of pin to any function in stm32F103

    Hello, To remap some function on the alternate function pin you must set properly the AFIO register. A detailed description can be found in the device reference manual starting on page 179.(https://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/REFERENCE_MANUAL/CD00171190.pdf)...
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    P89V51RD2 Frequency to PWM

    Hi, You can also use a timer in Input Capture mode to determinate period of your input frequency, and then derive the value to feed in timer pwm module.
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    problems with stm32f107vc

    Hi to all, For running with simulator, try this: -Create a new project, select your target and confirm the copy of startup file -In the Project->Option: in the Target tab change IROM1 address to 0x0 in Linker tab 'Use Memory Layout from Target Dialog' must be set -Add a empy SystemInit()...
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    Problem Sending Pointer to String to Function

    Hi, Try add a local pointer inside your function unsigned char myfunction (unsigned char *mystr) { unsigned char* str=mystr; ...... ...... while(*str != '\0') { temp1 = *str; str++; temp2 = *str; str++; temp3 = *str...
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    Wavetable Soft Synth on cheap STM32F4-Discovery

    Hello Guys, I got only some approval and some critical on my Soft Synth project. But I need some suggestion on how I must proceed in developing it ! Please, anyone have some suggestion on features to implement, or some possible application for it ? I remember that the project will be released...
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    microcontrollers p89v51 why have in its name

    Hi, The V in P89V51 identify a speed enhanced version of P89C51 series that have a selectable 12/6 clock cpu cycle (2 time faster of standard 12 cycle/clock 8051)
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    STM32 linker script details

    Hi, Sorry I do not know Atollic Ide. I hope other user can help you.

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