M16C65 Datasheet, PDF (265/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
14.2.10 Port Control Register (PCR)
14. Interrupts
Port Control Register
b7 b6 b5 b4 b3 b2 b1 b0
0
Symbol
PCR
Address
0366h
After Reset
0000 0XX0b
Bit Symbol
Bit Name
Function
RW
PCR0 Port P1 control bit
Operation performed when the P1 register is
read
0 : When the port is set to input, the input
levels of pins P1_0 to P1_7 are read.
RW
When set to output, the port latch is read.
1 : The port latch is read regardless of
whether the port is set to input or output.
—
(b2-b1)
No register bits. If necessary, set to 0. Read as undefined
—
—
(b3)
Reserved bit
Set to 0
RW
PCR4 CEC output enable bit
0 : CEC output disabled
1 : CEC output enabled
RW
PCR5 INT6 input enable bit
0 : Enabled
1 : Disabled
RW
PCR6 INT7 input enable bit
0 : Enabled
1 : Disabled
RW
PCR7 Key input enable bit
0 : Enabled
1 : Disabled
RW
INT6 Input Enable Bit (PCR5) (b5)
To use the AN2_4 pin as an analog input pin, set the PCR5 bit to 1 (INT6 input disabled).
INT7 Input Enable Bit (PCR5) (b5)
To use the AN2_5 pin as an analog input pin, set the PCR6 bit to 1 (INT7 input disabled).
Key Input Enable Bit(PCR7) (b7)
To use pins AN4 to AN7 as analog input pins, set the PCR7 bit to 1 (key input disabled).
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
Page 230 of 791