Renesas M30245 Series User Manual page 301

M30245 Group
Port Pi register (Note 2)
b7 b6 b5 b4 b3
Port P8 register
b7 b6 b5 b4 b3
Port P9 register
b7 b6 b5 b4 b3
Figure 2.17.4. Programmable I/O ports-related registers (3)
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
Symbol
b2 b1 b0
Pi (i = 0 to 7, 10)
Bit symbol
Pi_0 Port Pi
Pi_1 Port Pi
Pi_2 Port Pi
Pi_3 Port Pi
Pi_4 Port Pi
Pi_5 Port Pi
Pi_6 Port Pi
Pi_7 Port Pi
Note 1:
Since P7
0
Note 2: In memory expansion and microprocessor mode, the contents of
corresponding port Pi register of pins A
RD, WRL/WR, WRH/BHE, ALE, RDY, HOLD, HLDA and BCLK cannot
be modified.
b2 b1 b0
Symbol
P8
Bit symbol
P8_0 Port P8
P8_1 Port P8
P8_2 Port P8
P8_3 Port P8
P8_4 Port P8
P8_5 Port P8
P8_6 Port P8
P8_7 Port P8
b2 b1 b0
Symbol
P9
Bit symbol
P9_0 Port P9
VbusDTCT Vbus detect state bit
P9_2 Port P9
P9_3 Port P9
Nothing is assigned.
Write "0" when writing to these bits. The value is indeterminate if read.
Note 1: This pin cannot be used for GPI/O. This bit reads "0" when Vbus detect is disabled.
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03E0 , 03E1
16 16
03E9 , 03EC
16
Bit name
register
0
Data is input and output to and from
register
1
each pin by reading and writing to
and from each corresponding bit
register
2
0 : "L" level data
register
3
1 : "H" level data (Note 1)
register
4
(i = 0 to 7, 10)
register
5
register
6
register
7
and P7 are N-channel open drain ports, the data is high-impedance.
1
Address
03F0
16
Bit name
register
0
Data is input and output to and from
register
1
each pin by reading and writing to
register
2 and from each corresponding bit
(except for P8
register
3
0 : "L" level data
register
4
1 : "H" level data
register
5
register
6
register
7
Address
03F1
16
Bit name
register
0 : "L" level data
0
1 : "H" level data
0 : Not powered
1 : Powered (Note 1)
register 0 : "L" level data
2
1 : "H" level data
0 : "L" level data
register
3
1 : "H" level data
2. Programmable I/O Ports
Address
, 03E4 , 03E5 , 03E8
16 16 16
, 03ED , 03F4
16 16 16
Function
to A , D to D , CS to CS
0 19 0 15 0
When reset
Indeterminate
Function
)
5
When reset
Indeterminate
Function
When reset
Indeterminate
Indeterminate
R W
,
3
R W
R W