Section 16 I/O Ports
Rev. 3.00 Sep. 27, 2007 Page 560 of 758
REJ09B0243-0300
•
PBDRL (SH7124)
Bit:
Initial value:
R/W:
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
R
R
R/W
R
R/W
R
R/W
R
-
-
-
-
-
-
-
-
-
-
PB5
DR
-
PB3
DR
-
PB1
DR
-
Bit Bit
Name
Initial
Value
R/W Description
15 to 6
—
All 0
R
Reserved
These bits are always read as 0. The write value should
always be 0.
5 PB5DR
0 R/W
See
table
16.4.
4 — 0 R
Reserved
This bit is always read as 0. The write value should
always be 0.
3 PB3DR
0 R/W
See
table
16.4.
2 — 0 R
Reserved
This bit is always read as 0. The write value should
always be 0.
1 PB1DR
0 R/W
See
table
16.4.
0 — 0 R
Reserved
This bit is always read as 0. The write value should
always be 0.
Table 16.4 Port B Data Register (PBDR) Read/Write Operations
•
PBDRH Bit 0 and PBDRL Bits 5 and 3 to 1
PBIOR Pin
Function Read
Write
0
General input
Pin state
Can write to PBDRH and PBDRL, but it has no
effect on pin state
Other
than
general input
Pin state
Can write to PBDRH and PBDRL, but it has no
effect on pin state
1 General
output
PBDRH
or
PBDRL value
Value written is output from pin
Other
than
general output
PBDRH or
PBDRL value
Can write to PBDRH and PBDRL, but it has no
effect on pin state
Summary of Contents for SH7124 R5F7124
Page 2: ...Rev 3 00 Sep 27 2007 Page ii of xx ...
Page 8: ...Rev 3 00 Sep 27 2007 Page viii of xx ...
Page 36: ...Section 1 Overview Rev 3 00 Sep 27 2007 Page 16 of 758 REJ09B0243 0300 ...
Page 68: ...Section 2 CPU Rev 3 00 Sep 27 2007 Page 48 of 758 REJ09B0243 0300 ...
Page 108: ...Section 5 Exception Handling Rev 3 00 Sep 27 2007 Page 88 of 758 REJ09B0243 0300 ...
Page 166: ...Section 7 User Break Controller UBC Rev 3 00 Sep 27 2007 Page 146 of 758 REJ09B0243 0300 ...
Page 724: ...Section 20 List of Registers Rev 3 00 Sep 27 2007 Page 704 of 758 REJ09B0243 0300 ...
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