m5m51016btp Renesas Electronics Corporation., m5m51016btp Datasheet - Page 299

• Manufacturer Part Number: m5m51016btp
• Description: Renesas 16-bit Single-chip Microcomputer M16c Family / M16c/20 Series
• Manufacturer: Renesas Electronics Corporation.

M30245 Group
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
Figure 2.17.4. Programmable I/O ports-related registers (3)
Port Pi register (Note 2)
Port P8 register
Port P9 register
b7
b7
b7
b6
b6
b6
b5
b5
b5
b4
b4
b4
b3
b3
b3
page 290 of 354
b2
b2
b2
b1
b1
b1
b0
b0
b0
Note 2: In memory expansion and microprocessor mode, the contents of
Note 1:
Note 1: This pin cannot be used for GPI/O. This bit reads “0” when Vbus detect is disabled.
Pi_0
Pi_1
Pi_2
Pi_3
Pi_4
Pi_5
Pi_6
Pi_7
P8_0
P8_1
P8_2
P8_3
P8_4
P8_5
P8_6
P8_7
P9_0
VbusDTCT
P9_2
P9_3
Nothing is assigned.
Write “0” when writing to these bits. The value is indeterminate if read.
Bit symbol
Bit symbol
Bit symbol
Pi (i = 0 to 7, 10)
Symbol
Symbol
P8
P9
Since P7
corresponding port Pi register of pins A
RD, WRL/WR, WRH/BHE, ALE, RDY, HOLD, HLDA and BCLK cannot
be modified.
Symbol
Port P8
Port P8
Port P8
Port P8
Port P8
Port P8
Port P8
Vbus detect state bit
Port P9
Port Pi
Port Pi
Port Pi
Port Pi
Port Pi
Port Pi
Port Pi
Port Pi
Port P8
Port P9
Port P9
0
and P7
0
1
2
3
4
5
6
7
0
2
0
1
2
3
4
5
6
7
3
Bit name
register
register
register
register
register
register
register
register
Bit name
register
Bit name
register
register
register
register
register
register
register
register
register
register
1
are N-channel open drain ports, the data is high-impedance.
Address
Address
03F0
03F1
03E0
16
16
03E9
16
, 03E1
16
Data is input and output to and from
each pin by reading and writing to
and from each corresponding bit
0 : “L” level data
1 : “H” level data (Note 1)
0 : Not powered
1 : Powered (Note 1)
0 : “L” level data
1 : “H” level data
Data is input and output to and from
each pin by reading and writing to
and from each corresponding bit
(except for P8
0 : “L” level data
1 : “H” level data
0 : “L” level data
1 : “H” level data
0 : “L” level data
1 : “H” level data
, 03EC
16
(i = 0 to 7, 10)
, 03E4
Address
0
16
Indeterminate
Indeterminate
to A
, 03ED
When reset
When reset
16
Function
19
5
Function
Function
, 03E5
)
, D
16
0
, 03F4
to D
16
2. Programmable I/O Ports
, 03E8
15
16
, CS
16
0
to CS
Indeterminate
Indeterminate
When reset
R
R
R
3
,
W
W
W