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What happens to the receive buffer read pointer if 2 frames run and 4 frames are set in SPFC?

Latest Updated:06/10/2013

Question:

When four frames are set in SPDCR.SPFC and a receive buffer full interrupt occurs, if by mistake only two frames are read instead of four, an overrun error will occur. But what happens to the receive buffer read pointer at this time?

Answer:

The receive buffer read pointer will not change.
Suitable Products
RX62N, RX621
RX62T
RX62G
RX630
RX63N, RX631
RX63T
RX210
RX220
RX110
RX111
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