The STM32 is the third ARM family by STMicroelectronics. It follows their earlier STR9 family based on the ARM9E core, and STR7 family based on the ARM7TDMI core.
8
votes
3answers
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Recommendation for default settings for unused pins on an STM32 (ARM Cortex M3) - pull up/pull down?
We are currently using various variants of the STM32 microcontroller family. I would like to know the following:
1) What are the recommended default settings for pins of the microcontrollers in ...
2
votes
1answer
1k views
stm32: Set GPIO clock and data pins as fast as possible
I have an STM32 that toggles 9 GPIO pins repeatedly (1 clock pin and 8 data pins to load an FPGA image using SelectMap). I am doing this using the standard library function ...
1
vote
2answers
402 views
STM32F2 build environment
Would like to get an insight on how to build an environment with FreeRTOS +LWIP on eclipse for building a specific application on STM32. What do you recommend?
10
votes
3answers
4k views
How do I develop for STM32 discovery on Linux?
I have an STM32 discovery board and would like to be able to program it on Linux.
What is the easiest way to do this?
2
votes
2answers
912 views
SIM card communication protocol
My board contains an STM32 (manual here) and a SIM card reader (manual here). I need to write drivers to test that the SIM reader is working an properly communicating with the STM32. However, looking ...
4
votes
1answer
353 views
Unable to compile STM32F4 code sample with Eclipse
I'm trying to compile a simple STM32F4 sample using Eclipse with the GNU ARM Eclipse plugin from http://gnuarmeclipse.livius.net/blog/.
I'm getting the following errors:
and the structure is as ...
3
votes
3answers
2k views
ST-LINK is serial communication possible?
I am using STM32F4 discovery board and Atollic TrueStudio for ARM Lite 3
I would like to pass some debugging data to PC using printf and I can't find a way to do it through STLink. Is it even ...
1
vote
1answer
149 views
Which startup file should I use?
Bundled with "Standard peripheral library" for my STM32F2 chip, are "startup" files startup_stm32f2xx.s. There is actually 5 different startup files, in five ...
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votes
0answers
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stm32 potentiometer connected to ADC [closed]
I have connected a potentiometer(via stm32f103 3.3 v) to stm32f103 adc channel 1 (ADC1_IN1), with continuous mode, sampling 1.5. I am getting the values in DR register, and want to change the values ...
