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Resolved! EEPROM SPI Reading issue

Hello, I am trying to write and read from stm32f105 to an eeprom 93AA46A, using Full-Duplex Master. To write into the eeprom, I am using following code:void EEPROM_WriteEnable(void) { uint8_t cmd = EEPROM_CMD_WRITE_ENABLE; //0x98 EEPROM_CS_H...

Siva21 by Associate II
  • 1268 Views
  • 17 replies
  • 5 kudos

Resolved! INTERFACING 32bit RAM With STM32H750XB MCU

Hi,     Please share pointers on interfacing 32Bits RAM along with STM32H750XB MCU with QUAD SPI External Memory and 8 MB Frame Buffer RAM on STM32H750XBRAM - IS42S32400TFT USED  - 1024x600 at 24 bpp and or 1024x800 at 16 bpp at 60 + FPSAre These Set...

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Caan by Associate III
  • 528 Views
  • 3 replies
  • 0 kudos

Low cost 16bit ADC

Posted on February 11, 2015 at 13:01Hi, Does anyone familer with Low cost microcontroller with 16bits ADC  (below 1.5$) ? Thanks

udibit by Associate II
  • 1964 Views
  • 6 replies
  • 0 kudos

Re: Tristating GPIO as an output

I used the code below but not working , did you find the solution ?   void SetPinTristate(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin) { GPIO_InitTypeDef GPIO_InitStruct = {0}; GPIO_InitStruct.Pin = GPIO_Pin; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; // Swi...

ramin110 by Associate II
  • 355 Views
  • 3 replies
  • 0 kudos

STM32U5 option byte writting through bootloader

Hello, I am trying to write to the option byte area of an stm32u5g9vjt6q using the built in bootloader over the canFD protocol.  I have verified I am able to erase and write my programs to flash over canFD using the built in boot loader so I know tha...

brohr01 by Associate III
  • 269 Views
  • 0 replies
  • 0 kudos

STM32F405 TIM DMA work only once

Hi ST team,I'm implementing DShot protocol with Timer + DMA. I use 4 PWM channels to generate control signals for ESC. Timer and DMA's parameters are same for all PWM channel. But PA3 (TIM2_CH4) does not work the same as other PWM channels. It only t...

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Unstable logical state on every I/O pin

Hi Everybody! I confronts a very interesting problem at my project. Details above:Hardware: NUCLEOG071RBAttached the IOC configuration. Control the SPI CS pin by software. I got small 4-8us signal spikes all  GPIO, SPI, I2S pins. SPI and I2S powered ...

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ProgBoy by Associate
  • 259 Views
  • 2 replies
  • 0 kudos