[ell-i-developers] Re: Serial on stm32f334nucleo
- From: Lari Lehtomäki <lari@xxxxxxxxxxxx>
- To: ell-i-developers@xxxxxxxxxxxxx
- Date: Thu, 18 Sep 2014 12:52:26 +0300
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Hi,
I tested the code and it looks great.
Br
Lari
On 18.09.2014 08:22, Pekka Nikander wrote:
> The code looks good to me, though I'm wondering where the correct
> baud rate comes from.
>
> Anyway, could someone please verify this independently? With a
> test report I'm willing to merge.
>
> --Pekka
>
>
> On 2014–09–17, at 22:31 , Ivan Raul <supra.material@xxxxxxxxx>
> wrote:
>
>> Hi to all,
>>
>> I was wondering if it is possible to receive serial communication
>> through the stlink bridge of the nucleo. In fact, is possible,
>> and I already provided a pull request for the change. I hope it
>> helps a little for the testing of the new PoElli in the next
>> weeks.
>>
>> Please, test accordingly :)
>>
>> mkdir temp cd temp git clone
>> https://github.com/supramaterial/Runtime.git cd
>> Runtime/stm32/build/ make sketch.cpp
>>
>> #then, for testing, modify the sketch.cpp to something like
>> this: ##---------------------------
>>
>> #include <Arduino.h>
>>
>> void setup() { Serial.begin(57600); }
>>
>> void loop() {
>>
>> Serial.write('H'); Serial.write('e'); Serial.write('l');
>> Serial.write('l'); Serial.write('o'); Serial.write('\r');
>> Serial.write('\n');
>>
>> for (volatile int i = 0; i < 100000; i++) ;
>>
>> }
>>
>> ##------------------------
>>
>> #then make VARIANT=stm32f334nucleo
>>
>> #and flash sudo st-flash write
>> hardware/stm32f334nucleo/sketch.bin 0x8000000
>>
>> #the good part is that the stlink controller provides the USART2
>> through #the usb, in linux it shows as /dev/ttyACM0
>>
>> #now, to test, use a serial console, minicom, for example
>>
>> #if minicom not installed sudo apt-get install minicom sudo
>> minicom -s #go to "serial port setup" #configure in this way
>>
>> +------------------------------------------ | A - Serial
>> Device : /dev/ttyACM0 | B - Lockfile Location :
>> /var/lock | C - Callin Program : | D - Callout Program
>> : | E - Bps/Par/Bits : 57600 8N1 | F - Hardware Flow
>> Control : No | G - Software Flow Control : No |
>> | Change which setting?
>> +------------------------------------------
>>
>> #then "save setup as dfl"
>>
>> #and run minicom sudo minicom
>>
>> #it should show "hello" iteratively
>>
>> With Warm Regards, Ivan Raul
>
- --
Lari Lehtomäki
lari at lehtomaki dot fi
050 320 7920
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