STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Where is the NVIC_InitStructure?

Posted on June 15, 2013 at 22:18I am trying to configure the NVIC for the first time. In looking online for help, most project reference these functions:   NVIC_InitTypeDef NVIC_InitStructure;   /* Enable the TIM2 gloabal Interrupt */   NVIC_InitStr...

STM32 HS USB DMA Transfer

Posted on May 14, 2013 at 23:02Is it possible to use DMA for USB transfers? My understanding of the STM32 DMA controller is that it will transfer data from one place to another without CPU usage. If I were moving data from RAM to a DAC output, I can...

ckern by Associate II
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STM32F4xx Bootloader and Security

Posted on June 15, 2013 at 13:18I wrote my bootloader, that load application to the flash. Now I want to set security. Is it enough to set RDP Level1 and write protection to sector0, where my bootloader is located? Or I need to set RDP to Level2? Th...

alexandr by Associate II
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How to define the GPIO mode ?

Posted on August 13, 2012 at 09:20typedef enum { GPIO_Mode_AIN = 0x0,   GPIO_Mode_IN_FLOATING = 0x04,   GPIO_Mode_IPD = 0x28,   GPIO_Mode_IPU = 0x48,   GPIO_Mode_Out_OD = 0x14,   GPIO_Mode_Out_PP = 0x10,   GPIO_Mode_AF_OD = 0x1C,   GPIO_Mode_AF_PP =...

614678489 by Associate II
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WiFi query

Posted on March 12, 2013 at 06:40Hi, Anyone of you have worked on WIFI? I need a small help related to that. I am using Hi-Link WIFI module named HLK M03 WIFI module with STM32 controller. I am able to configure my WIFI module properly i.e. initiali...

manoj23 by Associate II
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Problem with erasing and overwriting FLASH data

Posted on June 15, 2013 at 12:58Hi,After writing in FLASH using FLASH_ProgramWord(uint32_t Address,Data). I can't overwrite that address data completely using FLASH_ProgramWord(Address,0xFFFFFFFF) or FLASH_ProgramWord(Address,Newdata);.In case of er...

Regarding FLASH erasing problem in STM32F207

Posted on June 15, 2013 at 12:46Hi,After writing data in FLASH using FLASH_ProgramWord(uint32_t Address,uint32_t Data), I can't erase that Address data by using FLASH_ProgarmWord(uint32_t Address,0xFFFFFFFF).reply me as soon as possible.

Using ST FSMC_SRAM_DataMemory example on keil

Posted on June 14, 2013 at 12:41I cannot find the startup file and scatter file for Keil for FSMC_SRAM_DataMemory example in STM32F4xx_DSP_StdPeriph_Lib_V1.1.0.Basically i want to use external memory on STM3240G eval  board as my stack and heap spac...

rishi2 by Associate III
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