[riot-users] radio for STM32F4discovery?

Hauke Petersen hauke.petersen at fu-berlin.de
Mon Mar 23 18:29:19 CET 2015

Hi Dean,

there is (freshly) also an open PR for the Xbee S1 module driver [1], so 
these will be an option for STM32F4discovery boards very soon...


  [1] https://github.com/RIOT-OS/RIOT/pull/2695

On 23.03.2015 09:13, Peter Kietzmann wrote:
> Hi Dean,
> I guess most of the STM32F4discovery-users are not strongly interested 
> in radio communication.  However, in general you can use any external 
> transceiver that is based on SPI or I2C (and of course has RIOT 
> support). Currently we *just* have the lowlevel support for the 
> proprietary nrf24l01+ transceiver [1]. I will do the adaptation to the 
> ng_netdev interface according to the new network stack when this is in 
> a stable state.
> Also there are plans to add support for the external 802.15.4 
> transceiver MRF24J40MA. But I can't tell when this will be done.
> Best,
> Peter
> [1] http://www.nordicsemi.com/eng/Products/2.4GHz-RF/nRF24L01P
> [2] http://www.microchip.com/wwwproducts/Devices.aspx?product=MRF24J40MA
> Am 21.03.2015 um 22:23 schrieb Dean Hall:
>> I'm curious what radio people are using with the STM32F4discovery?  
>> any near 900 MHz?
>> BTW, if anyone is interested in voice-over-*, there is the codec2 
>> project coming out of the amateur-radio world that has the best voice 
>> compression rates for an open-source codec [1]. codec2 is ported to 
>> the STM32F4 (requires the FPU).  I know mesh isn't quite suited for 
>> reliable multi-hop streaming, but I believe it would be sufficient 
>> for delay-tolerant push-to-talk service.
>> thanks,
>> !!Dean
>> [1] http://www.rowetel.com/blog/?page_id=452
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