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Altera_Forum
Honored Contributor I
1,131 Views

IORD and IOWR?

Can IORD and IOWR be used to access any of the registers in the 'Embedded Peripherals IP User Guide'? 

 

Do they always return a 16 bit Int?
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Altera_Forum
Honored Contributor I
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Those macros can be used to access any register, all they do is a memory access bypassing the data cache. They use/return 32 bit integers.

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