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I2C and sensors

Posted on March 19, 2014 at 16:08Hello, I have a STM32F100RBT6B board, and I should use some sensors LSM303D with I2C. Just a question: wich is the maximum number of sensors that I can use with an I2C interface? #sensor #i2c

I2C1 for STM32F100RBT6B

Posted on March 17, 2014 at 13:06Hi, I am using STM32F100RBT6B discovery board and I need to use I2C1 bus. I saw on datasheet that gpio PB6 and PB7 should be used for clock and data. I think to use PB8 and PB9 for the alimentation. Is it correct? N...

Stm32Cube FSMC address pin definiton bug

Posted on March 17, 2014 at 16:18Hello everybody! I check the Stm32Cube graphical pin definition. I want to use FSMC bus SRAM1, with 16 bit bus, and 1 address bit. The address pin I want is PE3, but the cube not allowing use this. If i use 1 bit add...

totti001 by • Associate II
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  • 3 replies
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USART doesn't transmit first character

Posted on March 25, 2013 at 12:30Hi,I have a problem with transmitting character through USART3 port in STM32F207.Here there is the USART configuration code:--------------USART_DeInit(USART3);USART_InitStructure.USART_BaudRate = 115200;USART_InitStr...

lorbek by • Associate II
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  • 11 replies
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DELAY help

Posted on July 19, 2013 at 07:34Im trying to create a delay but im lost on how to make one, any code would be great.-Tim

timothy by • Associate II
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  • 4 replies
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compensating latencies on STM32F4 interrupts

Posted on September 14, 2012 at 14:29 I'm working on a project on a STM32F4 CPU, generating signals (VGA) with DMA. I have a generic timer on CPU clock (no prescaler) on a STM32 triggering interrupts on overflow, to generate a periodic signal ...

stm32f4discovery problem with hc-05 bluetooth module

Posted on March 17, 2014 at 16:56I'm having a problem with my usart communication between stm32f4 and hc-05 bluetooth module. I'm trying to configure the AT command of HC-05 using the stm32 board and i'm checking the response using the USB serial mo...

raykill99 by • Associate II
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  • 9 replies
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stm32f405, hardfault help

Posted on March 18, 2014 at 19:38Dear all, i am still in a beginner phase with stm32, and trying to output a square wave from a GPIO PORTA pin. But program loops in hardfault: > step target state: halted target halted due to single-step, current mod...

Angelo1 by • Associate II
  • 561 Views
  • 2 replies
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U-boot on STM32F4-DISCO

Posted on March 17, 2014 at 20:36Hello everyone,I am trying to make U-boot work on my STM32F4-discovery board, and I downloaded the Emcraft version which supports the STM32F429-Disco board. I have made the required modifications (I hope) but I am fa...

amine by • Associate II
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