STM32 MCUs Products

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STM32F105RB problem

Posted on May 30, 2014 at 15:57 Hi, I am facing a problem with the MCU model STM32F105RB. I am using it with the J-link EDU. I use a custom hardware, which works properly with the STM32F205RB model. Now I am trying to use the same c...

Disable JTAG-DP + SW-DP for STM32F303

Posted on May 28, 2014 at 08:40 Hi, I have been looking around in the forums for a solution for my target mcu, STM32F I want to use the I2C1_SDA/SCL on PA14/PA These pins are used for JTA-DP and SW-DP. I want to disable this and use only the I2C...

vaibhav23 by Associate II
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USART Send String Problem

Posted on May 30, 2014 at 09:57Hi, I need your help...I try to use the USART1 of the STM32F107 to send a string (''HELLO WORLD'') but on the hyperterminal, I receive just the first letter (''H''). I cannot found the fault, I use Coocox CoIDE with th...

damncm by Associate
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Interrupt Nesting on STM32F3Discovery

Posted on May 30, 2014 at 15:15 Hi Is there a way to disable interrupt nesting (preemption) on the STM32F3Discovery? By default, an interrupt seems to preempt a currently executing ISR. But I want the ISRs (especially those of DMA and EXT...

STM32F051 Comparator inverting input

Posted on May 05, 2014 at 08:19Hello I use the comparator module of a STM32F051. The problem is that I need to change the input pin of the inverting input on the fly. In the datasheet, for COMP1 module, the input pins PA0, PA4 and PA5 are possible s...

DAC output changes ADC reading

Posted on May 21, 2014 at 00:25Hi,I'm using the STM32F4 Discovery board. I have a program that outputs voltages with the onboard DAC and reads voltages with the ADC. For some reason when the DAC is outputs a voltage it lowers the readings of the ADC...

bridges by Associate II
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