SH7080_09 Datasheet, PDF (1240/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Section 22 I/O Ports
• PBDRL (SH7084, SH7085, SH7086)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
-
PB9 PB8 PB7 PB6 PB5 PB4 PB3 PB2 PB1 PB0
DR DR DR DR DR DR DR DR DR DR
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R
R
R
R
R
R R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial
Bit
Bit Name Value R/W Description
15 to 10 —
All 0
R
Reserved
These bits are always read as 0. The write value should
always be 0.
9
PB9DR 0
R/W See table 22.4.
8
PB8DR 0
R/W
7
PB7DR 0
R/W
6
PB6DR 0
R/W
5
PB5DR 0
R/W
4
PB4DR 0
R/W
3
PB3DR 0
R/W
2
PB2DR 0
R/W
1
PB1DR 0
R/W
0
PB0DR 0
R/W
Table 22.4 Port B Data Register L (PBDRL) Read/Write Operations
• PBDRL Bits 9 to 0
PBIOR Pin Function
0
General input
Other than
general input
1
General output
Other than
general output
Read
Write
Pin state
Can write to PBDRL, but it has no effect on pin
state
Pin state
Can write to PBDRL, but it has no effect on pin
state
PBDRL value Value written is output from pin
PBDRL value Can write to PBDRL, but it has no effect on pin
state
Rev. 4.00 Dec. 15, 2009 Page 1180 of 1558
REJ09B0181-0400