[En-Nut-Discussion] EIR pin multiplexing.

[samkelo tyatyantsi]

Hi,
 
Indeed I'm using 4.8! I'm going to try both approaches.
 
Thanks a lot.
Samkelo.
 
> Mmmmh... you are refering to Nut/OS version 4.8? Indeed, in the
> Configurator it's available for AVR only. On 4.9 this is available for
> all platforms.
> 
> When looking into 4.8 source code, it looks like it is supported. But in
> fact its a dumb copy of the AVR code and will not compile on ARM.
> 
> If you want to stick with 4.8, you can add
> 
> http://ethernut.svn.sourceforge.net/viewvc/ethernut/trunk/nut/arch/arm/dev/usartat91.c
> http://ethernut.svn.sourceforge.net/viewvc/ethernut/trunk/nut/arch/arm/dev/usart0at91.c
> http://ethernut.svn.sourceforge.net/viewvc/ethernut/trunk/nut/arch/arm/dev/usart0at91.c
> 
> to the local directory of your application code. Then add usart0at91.c
> and usart1at91.c to your Makefile. This way the new drivers will replace
> those of the system.
> 
> Now add
> 
> HWDEF += -DUART1_RTS_BIT=0
> HWDEF += -DUART1_RTS_PIO_ID=PIOB_ID
> HWDEF += -DUART1_CTS_BIT=1
> HWDEF += -DUART1_CTS_PIO_ID=PIOB_ID
> 
> to the app's Makefile (immediately after "include ../Makedefs) to
> configure the driver. Of course you need to replace the bit and PIO IDs
> with those of your hardware.
> 
> Regards,
> 
> Harald