m5m51016btp Renesas Electronics Corporation., m5m51016btp Datasheet - Page 297

• 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 2.17.2. Programmable I/O ports-related registers (1)
Port control register
b7
b6
Port 7 drive capacity register
b7
b5
b6
b4
b5
b3
b4
b2
b3
page 288 of 354
b1
b2
b1
b0
b0
Bit Symbol
PCR0
OECTRL
WECTRL
AFPE
Nothing is assigned.
Write “0” when writing to this bit. The value is “0” when read.
P7DR0
P7DR1
P7DR2
P7DR3
P7DR4
P7DR5
P7DR6
P7DR7
Bit symbol
Symbol
Symbol
PCR
P7DR
AND Flash OE control bit
AND Flash WE control bit
AND Flash port enable bit
Port P1control register
P7
P7
P7
P7
P7
P7
P7
P7
0
1
2
3
4
5
6
7
Bit Name
LED drive capacity
LED drive capacity
LED drive capacity
LED drive capacity
LED drive capacity
LED drive capacity
LED drive capacity
LED drive capacity
Address
03FA
Bit name
16
0 : When input port, read port
1 : Read the contents of Port P1
0 : Data read mode enabled
1 : Output disabled
0 : Input disabled
1 : Command/Address mode
0 : P0 & P1(0-2) GPI/O function
1 : P0 & P1(0-2) AND Flash control
When reset
Address
03FF
The N-channel high drive capacity
is activated for the corresponding
bit.
input level. When output port,
read the contents of Port P1
register.
register through input/output port.
enabled
function
0 : Normal drive
1 : N-channel high drive
00
16
16
Function
Function
2. Programmable I/O Ports
When reset
00
O O
O O
O O
R W
16
O O
_
R
W
_