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Chapter 30 I/O Ports
3.Port Register Settings
■ P25: The functions of Port 25 are controlled by PFR25
P25[7:0] is input/output for Stepper Motor PWM output signals and Comparator Inputs SMC2M, SMC2P,
SMC1M, SMC1P of channels 4 and 5. Otherwise, the port can be used as general purpose port.
PFR25.7 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC2M5 output, CMP5 input if selected
PFR25.6 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC2P5 output, CMP5 input if selected
PFR25.5 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC1M5 output, CMP5 input if selected
PFR25.4 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC1P5 output, CMP5 input if selected
PFR25.3 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC2M4 output, CMP4 input if selected
PFR25.2 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC2P4 output, CMP4 input if selected
PFR25.1 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC1M4 output, CMP4 input if selected
PFR25.0 0 - Port is in general purpose port mode.
1 - Port is in resource function mode:
Resource function is SMC1P4 output, CMP4 input if selected
Addr 7 6 5 4 3 2 1 0 initial
PFR25 0D99h PFR25.7 PFR25.6 PFR25.5 PFR25.4 PFR25.3 PFR25.2 PFR25.1 PFR25.0 0000 0000
EPFR25 0DD9h - - - - - - - - ---- ----
R/W R/W R/W R/W R/W R/W R/W R/W