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Chapter 30 I/O Ports
3.Port Register Settings
P11: The functions of Port 11 are controlled by PFR11
P11[7:0] is input/output for DMA control signals IOWRX, IORDX. Otherwise, the port can be used as general
purpose port.
PFR11.1 0 - Port is in general purpose port mode.
1 - Port is in DMA function mode:
DMA function is IOWRX output
PFR11.0 0 - Port is in general purpose port mode.
1 - Port is in DMA function mode:
DMA function is IORDX output
Addr 7 6 5 4 3 2 1 0 initial
PFR11 0D8Bh - - - - - - PFR11.1 PFR11.0 ---- --00
EPFR11 0DCBh - - - - - - - - ---- ----
R/W R/W R/W R/W R/W R/W R/W R/W