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Forum Posts

CAN Baud rate

Posted on February 20, 2012 at 04:11 Im trying to use the CAN interface on the STM32F4 discovery board. I am using the STM code sample which says it configures it to 1Mbit baud rate but this doesnt seem to be the case, with an oscilloscope hooke...

pisaacs9 by Associate II
  • 4081 Views
  • 12 replies
  • 1 kudos

Controller to read wav files from SD CARD

Posted on August 19, 2014 at 15:45I need a little help to choose the right device.I would build a digital audio player with the following characteristics:  - it should read data from SD card only (up to 32GB size)  - SD card will be formatted FAT32 ...

[SOLVED]Proper clock initialization for STM32F401RB

Posted on August 23, 2014 at 09:52 Hi, I am using a custom board withSTM32F401RB MCU and I want to run it at 84MHz from PLL<-HSE configuration. I have an 8MHz crystal on the board. But I don't know how to do it. I ran the STM32CubeMX (I don't...

petoknm by Associate II
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  • 0 replies
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Undefined symbol error - no compile

Posted on August 22, 2014 at 06:05Hello, I load several example projects unmodified into Keil and compile as soon as I enter. When the project enters the linking phase, I get an error that HAL_DMA_Init is an undefined symbol, and the project won't c...

david2399 by Associate II
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  • 2 replies
  • 0 kudos

pwm output timer1

Posted on July 06, 2014 at 15:59 hi guys, i create a program to generate pwm signals in stm32f407 i did it in past for another timer but when i wanna do it for timer1 i doesn.t work. here is my code : #include <stm32f4xx.h> voi...

CAN message

Posted on August 21, 2014 at 20:08Hi, I am trying to use CANbus on STM32F303VC6. I get it working in loopback mode. But the message is not getting sent in Normal mode. I have turned on SB21 and SB22 to connect the ports PA11 and PA12 to P2. When I d...

rizwin by Associate II
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  • 3 replies
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Sharing PA5 between HS USB and DAC2 on STM32F4

Posted on August 16, 2014 at 06:06HiI have problem in sharing the PA5 functionality on STM32f407IGT6.As I need to use both of DACs in my design, and HS_ULPI_CK is also routed only on that pin (there is no multiplex to any other pins).I can not use O...

STM32F429 Discovery SPI Registers

Posted on August 21, 2014 at 16:14 I am trying to use theSTM32F429 Discovery boardin order to communicate in a transmit only mode to an LCD over SPI. However, every time I write to the data register to output, I see nothing get loaded in my debug...

cns1307 by Associate II
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  • 6 replies
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Can TIM16 & TIM17 be used in external clock source mode1?

Posted on September 04, 2013 at 18:42Hi, I would like to know if TIM16 and TIM17 can be used in external clock source mode 1. There is any reference in the Reference Manual that it doesn't. So I suppose it is possible. I develop my board and now I w...