h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 204
h8s-2628
Manufacturer Part Number
h8s-2628
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2628.pdf
(641 pages)
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Section 9 I/O Ports
9.10.2
PFDR is an 8-bit readable/writable register that stores output data for the port F pins.
9.10.3
PORTF is an 8-bit read-only register that shows port F pin states.
PORTF cannot be modified.
Note:
Rev. 3.00 Oct 04, 2005 page 164 of 598
REJ09B0155-0300
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
Bit Name
PF6DR
PF5DR
PF4DR
PF3DR
PF2DR
PF1DR
PF0DR
Bit Name
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
*
Port F Data Register (PFDR)
Port F Register (PORTF)
Determined by the states of pins PF7 to PF0.
Initial Value
0
0
0
0
0
0
0
0
Initial Value
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
Reserved
The write value should always be 0.
Output data for a pin is stored when the pin is
specified as a general purpose I/O port.
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.
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