AVR SPI a viacero slave

[Jan Waclawek]

>Neumite cist :)
>

Bohuzial, prave naopak, citam prilis dokladne ;-)

>IMHO pomoci DDRB definujete, jestli chcete, aby pin fungoval jako MOSI.
>Kdyz ano, pak se funkce ridi podle SS (logicke, aby se vicero slavu netriskalo).
>Pokud ne, mate z toho obyceny vstupni port.



IMHO, minimalne C tomu priamo protireci:
>> Slave Mode: [...] When SS is driven high, all pins are inputs except MISO which can be user
>> configured as an output [...]


>Nechapu, co je na tom sloziteho...


Nic, ak by si norski studenti dali namahu napisat poriadny datasheet.

wek



PS. Vytiahol som osciloskop... Je to naozaj tak, SS riadi vystupny buffer.