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When reading 8-bit data using the IORD_ALTERA_AVALON_PIO_DATA function, it looks different from the actual memory value.

Nios II IP

Category: Nios® II
Tools: Nios II EDS
device:-


The IORD_ALTERA_AVALON_PIO_DATA function is a function that reads 32-bit data.
Use the IORD_8DIRECT function when reading 8-bit data.
Also, this function needs to include io.h.


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