Rev.6.00 Oct.28.2004 page 329
of 1016
REJ09B0138-0600H
Port F Data Register (PFDR)
Bit
:
7
6
5
4
3
2
1
0
PF7DR
PF6DR
PF5DR
PF4DR
PF3DR
PF2DR
PF1DR
PF0DR
Initial value :
0
0
0
0
0
0
0
0
R/W
:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
PFDR is an 8-bit readable/writable register that stores output data for the port F pins (PF
7
to PF
0
).
PFDR is initialized to H'00 by a power-on reset, and in hardware standby mode. It retains its prior state after a manual
reset*, and in software standby mode.
Note:
* Manual reset is only supported in the H8S/2357 ZTAT.
Port F Register (PORTF)
Bit
:
7
6
5
4
3
2
1
0
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
Initial value :
—
*
—
*
—
*
—
*
—
*
—
*
—
*
—
*
R/W
:
R
R
R
R
R
R
R
R
Note:
*
Determined by state of pins PF
7
to PF
0
.
PORTF is an 8-bit read-only register that shows the pin states. Writing of output data for the port F pins (PF
7
to PF
0
) must
always be performed on PFDR.
If a port F read is performed while PFDDR bits are set to 1, the PFDR values are read. If a port F read is performed while
PFDDR bits are cleared to 0, the pin states are read.
After a power-on reset and in hardware standby mode, PORTF contents are determined by the pin states, as PFDDR and
PFDR are initialized. PORTF retains its prior state after a manual reset*, and in software standby mode.
Note:
* Manual reset is only supported in the H8S/2357 ZTAT.
Содержание ZTAT H8S/2357F
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Страница 1047: ...H8S 2357 Group H8S 2357F ZTATTM H8S 2398F ZTATTM Hardware Manual 2 6 2 Ote machi Chiyoda ku Tokyo 100 0004 Japan...