D12320VF25V Datasheet, PDF (268/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 8 I/O Ports
Pin
P10/TIOCA0/
A20
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
the operating mode, TPU channel 0 setting (by bits MD3 to MD0 in TMDR0,
bits IOA3 to IOA0 in TIOR0H, and bits CCLR2 to CCLR0 in TCR0), bit A20E in
PFCR1 and bit P10DDR.
Operating
Mode
Mode 7^*1
Modes 4 to 6^*1
TPU Channel Table
Table
0 Setting
Below (1) Below (2)
Table
Below (1)
Table
Below (2)
P10DDR
— 01 0
1
0
1
A20E
— —— —
0 1— 0
1
Pin function
TIOCA0 P10 P10 TIOCA0 TIOCA0 A20 P10 P10 A20
output input output output output output input output output
TIOCA0
input^*2
TIOCA0
input^*2
TPU Channel
0 Setting
(2)
(1)
(2)
(1)
(1)
(2)
MD3 to MD0
B'0000
B'001× B'0010
B'0011
IOA3 to IOA0
B'0000
B'0100
B'1×××
B'0001 to
B'0011
B'0101 to
B'0111
B'××00
Other than B'××00
CCLR2 to
CCLR0
—
—
—
—
Other B'001
than
B'001
Output
function
—
Output
—
PWM PWM
—
compare
output
mode 1 mode 2
output^*3 output
×: Don’t care
Notes: 1. Modes 6 and 7 are not available in the ROMless versions.
2. TIOCA0 input when MD3 to MD0 = B'0000 and IOA3 to IOA0 =
B'10××.
3. TIOCB0 output is disabled.
Rev.7.00 Feb. 14, 2007 page 234 of 1108
REJ09B0089-0700