On 05/14/2012 02:16 AM, Christopher Head wrote:
While SBIC and SBIS are
conditional branches on I/O registers, SBI and CBI are not: they're
single-instruction read-modify-writes. So, are these instructions
implemented or not?

They are not implemented. JFDI or write your software code so that they are not needed (should be easy unless your specific application has special performance requirements that those instructions help with).

S.
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