m5m51016btp Renesas Electronics Corporation., m5m51016btp Datasheet - Page 298

• 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 2.17.3. Programmable I/O ports-related registers (2)
Port Pi direction register (Note 1)
Port P8 direction register
Port P9 direction register
b7
b7
b7
b6
b6
b6
b5
b5
b5
b4
b4
b4
b3
b3
b3
b2
b2
b2
page 289 of 354
b1
b1
b1
b0
b0
b0
Note 1: In memory expansion and microprocessor mode, the contents of
PD8_1
PD8_2
Nothing is assigned.
In an attempt to write to this bit, write “0”. The value, if read, turns out to be
indeterminate.
PD8_6
PD8_7
Nothing is assigned.
In an attempt to write to this bit, write “0”. The value, if read, turns out to be
indeterminate.
Nothing is assigned.
In an attempt to write to this bit, write “0”. The value, if read, turns out to be
indeterminate.
PDi_0
PDi_1
PDi_2
PDi_4
PD8_0
PD8_3
PD8_4
PD9_0
PD9_2
PD9_3
PDi_3
PDi_5
PDi_6
PDi_7
Bit symbol
Bit symbol
Bit symbol
PDi (i = 0 to 7, 10)
Symbol
PD8
Symbol
PD9
corresponding port Pi direction register of pins A
CS
BCLK cannot be modified.
Symbol
0
to CS
Port P8
Port Pi
Port Pi
Port Pi
Port Pi
Port P8
Port P8
Port P8
Port P8
Port P8
Port P8
Port P9
Port P9
Port P9
Port Pi
Port Pi
Port Pi
Port Pi
3
, RD, WRL/WR, WRH/BHE, ALE, RDY, HOLD, HLDA and
0
1
2
4
3
5
6
7
2
0
1
3
4
6
7
0
2
3
Bit name
direction register
direction register
direction register
Bit name
Bit name
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
Address
Address
03F2
03F3
03E2
03EB
16
16
16
0 : Input mode
1 : Output mode
, 03E3
0 : Input mode
1 : Output mode
0 : Input mode
1 : Output mode
0 : Input mode
1 : Output mode
0 : Input mode
1 : Output mode
16
(Functions as an input port)
(Functions as an output port)
(Functions as an input port)
(Functions as an output port)
(Functions as an input port)
(Functions as an output port)
(Functions as an input port)
(Functions as an output port)
(i = 0 to 7, 10)
(Functions as an input port)
(Functions as an output port)
, 03EE
16
, 03E6
Address
Function
Function
Function
16
, 03EF
16
0
, 03E7
to A
16
, 03F6
19
When reset
00X00000
When reset
XXXX00X0
16
, D
, 03EA
2. Programmable I/O Ports
0
16
to D
R
R
R
16
2
15
2
W
W
W
,
When reset
00
16