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STM32F429 Interface with OV5640

Posted on February 14, 2017 at 07:01Hi,I have interfaced OV5640 camera with STM32F429VI using DCMI and DMA. I am capturing JPEG image. The data of image storing in external SRAM using DMA. SRAM size is 512 x 16Bit.I can able to store image which has...

Use ADC with internal VREF (STM32L151)

Posted on February 13, 2017 at 12:31Hi,I am trying to use the ADC on STM32L151, the external pin VREF+ is 'not connected' in my design, instead I would like to use the VREFINT (internal reference voltage). The datasheet states: 'VREFINT is internall...

udilevy by Associate II
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  • 1 replies
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SDRAM AS4C4M16SA initialization failure with STM32F429

Posted on February 10, 2017 at 17:45Hi    ST communityI have a custom made board around an STM32F429IIT6 connected to an external SDRAM AS4C4M16SA, I followed initialization steps embedded in the STM32F429 Reference Manual http://www.st.com/content/...

stm32L1 FLASH_ProgramHalfPage error FLASH_ERROR_WRP

Posted on January 18, 2017 at 10:00Hi,I am having a problem with the function FLASH_ProgramHalfPage it returns the error FLASH_ERROR_WRP but if I check the option bytes of my memory they are in Level 0 so it is not protected. Also I can connect my d...

CubeMX STM32L433CC SPI bug?

Posted on February 13, 2017 at 16:02 Hi CubeMX 4.19 with STM32L433CCx selected generates the following code for SPI2 void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) { GPIO_InitTypeDef GPIO_InitStruct; if(spiHandle->Instance==SPI2) { ...

SDRAM write/read order problem

Posted on December 29, 2014 at 15:09My project contains a STM32F429 and a AS4C4M16S SDRAM (own designed PCB) I have tested writing-reading by the next function:void    SDRAM_TEST(void) { int i; int err=0; int ok=0; HAL_StatusTypeDef ret; #define TES...

STM32L152V8T6 behaving weird

Posted on January 25, 2017 at 06:04Hello everyone,I am using stm32L152V8T6 in my project with following peripherals enabled:1. 36x4 segment LCD with external VLCD supply2. 12 GPIO's configured as follows:   a.6 pins are configured as input pull up  ...

dhiraj by Associate II
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STM32F4 ITM Trace without ST-Link

Posted on January 27, 2016 at 14:49Hi@allis it possible to get the usual ''printf'' outputs on the SWO pin without any Debugger(like ST-link) conected?My goal is to connect a plain FTDI Uart2USB converter to the SWO pin. And just read the outputs.If...

STM32F205RGY, where to get some ?

Posted on July 24, 2013 at 17:50Hello, I'd like to prototype a board with a STM32F205RGY MCU ... this is the WLCSP package of the F205RG. Seems I can't find it on any distributor site ... Thomas.

root by Associate II
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RTC, big TimeGap between setting new Time and Availability

Posted on February 13, 2017 at 10:44 I simply use the normal Functions given by RTC-Lib from Cube, means I use these Calls: uint32_t tFormat = RTC_FORMAT_BIN; ... HAL_RTC_SetDate(&hrtc, &myDate, tFormat); HAL_RTC_SetTime(&hrtc, &myTime, tForma...

Nor Sch by Associate III
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  • 1 replies
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