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stm32 adc multi channel

Posted on June 08, 2013 at 12:15The original post was too long to process during our migration. Please click on the attachment to read the original post.

STM32F103 internal temperature sensor

Posted on June 11, 2013 at 14:12Hi! I have seen an earlier discussion with the device stm32F051 or F205 regarding the TS_CAL1 and 2 values. My question is, are these values applicable for the STM32F103 device? Cannot find any references to them in t...

peter23 by • Associate II
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  • 8 replies
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STM32F103C8 ADC Problem

Posted on June 12, 2013 at 20:12Hello -- I'm trying to use the ADC functionality and am having some issues.  I can get different values out of the ADC in response to changing inputs,  but I can not get the EOC (end of conversion) flag to work, nor d...

markbell9 by • Associate II
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  • 4 replies
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Changing KEIL program from STM32F207IG to STM32F207IF

Posted on June 07, 2013 at 14:56Hi,I tried to change my program from STM32F207IG to STM32F207IF and I have fail.In options for target I have changed the device to  STM32F207IF.Then I go to Options for Target -> Debug -> Settings -> Flash Download. T...

felipe by • Associate II
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  • 9 replies
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5V TTL input

Posted on June 13, 2013 at 16:56Hi,I'm using a stm32f4 discovery board. The data sheet says that my pins are 5V restistant. I have a device that outputs 5V ttl and I want to read this signal. It works, but does it reduce the lifetime of the processo...

thommagn by • Associate II
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  • 1 replies
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Comparitor interrupt on STM32L151?

Posted on June 12, 2013 at 13:45Hi all, I'm using a STM32L151VCT6. I was hoping to make use of the internal interupt associated with Comparitor 2 (EXTI 22). On further inspection, I've noticed the Reference Manual (RM0038) shows two block diagrams ...

emily by • Associate
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  • 2 replies
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I2C DMA data sizes

Posted on June 11, 2013 at 21:12 Using a STM32L152RB I'm trying to send some data out on the I2C bus using DMA, but I can't quite get the data to transmit like I expected. This is how I'm initializing the DMA. My memory source is...

kevin by • Associate II
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  • 3 replies
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STM32F103CBT6 CPAL I2C freezing main loop

Posted on May 15, 2013 at 17:36Hi all, I have been using the CPAL I2C library on a STM32F103RBT6 to communicate with an external device which works fine. I have run the same code on a target board containing a STM32F103CBT6, I2C1 is used so I have n...

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