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Forum Posts

TIM1 update interrupt problem

Posted on May 07, 2013 at 15:16I initialized two timers (TIM1 and TIM3) on STM32F100R6 the same way to give an update interrupt. Now it seems both timers run at the same speed, but the update interrupt on TIM1 occurs not that often like TIM3 does. B...

keckardt by Associate
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MEMS: paralleling sensors to reduce noise?

Posted on May 07, 2013 at 15:56Hi, I've heard there is a way to reduce noise (and increase performances) of MEMS sensors. Let's suppose I'm using MEMS single axis accelerometer: Noise = 32 mg RMS value in band 0-100HZ Output (digital) = 1024 counts ...

mbertoni by Associate II
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  • 1 replies
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Question about the RTC of STM32F103

Posted on May 07, 2013 at 15:29We're using RTC as a timer to wakeup STM32F103 from stop mode frequently, I'm quite confused on the descriptions in RM00081. what's the difference between RTC_IRQHandler and RTCAlarm_IRQHandler? If an alarm comes, both...

qinghui by Associate
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need a working code for CAN protocol by stm32f3 discovery kit

Posted on May 07, 2013 at 14:01hello ,i check STM32F3-Discovery_FW_V1.1.0 folder where all example for stm32f3 discovery is given . but here is no project for CAN protocol . please send me code example or link from where i can get the working code ....

raj2 by Associate II
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  • 2 replies
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AN3990 firmware

Posted on May 03, 2013 at 18:25Hi guys,I cannot find source code for AN3990; there is someone that can kindly give me the right link? Thank youMarco #an3990

STM32F400 and CS42L52 audio codec

Posted on April 16, 2013 at 13:09Hi! I have a big problem and need a lot of help. First of all I will try to explain the global situation and after that I will ask you for some questions. I am working in a project. I have to make a full-duplex audio...

rafael23 by Associate II
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  • 15 replies
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RS485 modbus Communication

Posted on March 25, 2013 at 13:01i am using the stm32f107rc  controller for rs485 communication. i am trying to transmit a set of data through usart1 from the controller, but some byte of data are missing at the destination so pls let known where i ...

aru by Associate II
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  • 5 replies
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eclipse+gcc+openocd+FreeRTOS

Posted on April 18, 2013 at 13:38Hello, Am using eclipse+gcc+openocd+FreeRTOS to setup an open Development Environment  for complex STM32 based embedded application.  I'm very new to building with GCC in general and I have never used FreeRTOS, but I...