STM32 MCUs Products

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STM3240G-EVAL & SRAM

Posted on January 03, 2013 at 20:25Hi. I know that the evaluation board have ~192k of ram , and 16mbit of external RAM, my question is how can i use the 16mbit of RAM,how do i ''tag'' variables to be allocated on the external RAM ? Thanks Michael

STM32 Cortex M3 assembly with Keil uVision

Posted on January 09, 2013 at 04:39 I have been working for a couple of weeks trying to simulate a simple assembly program using Keil uVision 4. I have tried the Cortex M3 for a target and I have tried a few of the STM32F10x devices for the targ...

klyhthwy by Associate
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STM3221G-EVAL Keil uVision SDIO

Posted on January 10, 2013 at 04:48Hello, I'm using:  STM3221G-EVAL board with Keil uVision V4.53.0.0 and supplied by MCD Application Team SDIO_uSDCard example software V1.1.0 to test operation of  SDIO and micro SD card on the evaluation board. STM...

zbyszekl by Associate II
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ADC to memory through DMA - data order

Posted on January 04, 2013 at 21:41Hi! I am using STM32F0DISCOVERY kit and so far tried to run one of the peripheral examples called ADC_DMA. Short example description: ''The ADC1 is configured to convert continuously Voltage reference and Temperatu...

rybol2 by Associate II
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Count Pulses

Posted on January 10, 2013 at 00:58 I just got my hands on a STM32 and I'm quite new to MCU programming. I'm trying to implement a (seemingly) simple counter. I want to count up the pulses without being interrupted and be interrupt...

Noob question-GPIO

Posted on January 09, 2013 at 06:03I know this may be a silly question, so hopefully there is a quick answer: Im trying to configure one of the GPIO pins for a simple output. However when I measure the pin voltage, it reads 3v. Is there any way I ca...

rj by Associate II
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  • 9 replies
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Not able to Erase/Program flash

Posted on January 10, 2013 at 10:49Hi,I am not able to Erase/program the flash .FLASH_ErasePage : is returning FLASH_COMPLETE but I still see old data on flash.FLASH_FastProgramWord : inside this function  first it is checking for last operation sta...

STM32F4 Keil ARM FPU interrupts

Posted on January 08, 2013 at 11:12I want to use the STM32F4 floating point hardware FPU in my main code and in interrupt service routines. Apart from telling the compiler I'm using the FPU, do I need to do anything extra to save and restore FPU reg...

John F. by Senior
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