Rev. 1.0, 02/00, page 226 of 1141
10.7.4
Operation
Port 6 can be used as a realtime output port or general I/O output port by PMR6. Port 6 functions
as a realtime output port when PMR6 = 1 and as a general I/O port when PMR6 = 0. The
operation per port 6 function is shown below. (See figure 10.2.)
P6/RP
RTPEGR write
[Legend]
PMR6
PCR6
PDR6
PCRS6
PDRS6
RTPSR1
RTPEGR
HSW
RPTRG
: Port mode register 6
: Port control register 6
: Port data register 6
: Port control register slave 6
: Port data register slave 6
: Realtime output trigger select register
: Realtime output trigger edge select register
: Internal trigger signal
: External trigger pin
RTPSR write
RMR6 write
RDR6 write
RCR6 write
RDR6 read
RTPEGR
Selection
circuit
Selection
circuit
Internal data bus
External trigger
RPTRG
Internal trigger
HSW
CK
RTPSR
CK
PMR6
CK
PDR6
CK
PCR6
CK
RDRS6
CK
RCRS6
CK
Figure 10.2 Port 6 Function Block Diagram