H8S14 Datasheet, PDF (357/938 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series

Section 9 I/O Ports
Pin
P10/
TIOCA0/
A20
Pin Functions and Selection Method
The pin function is switched as shown below according to the combination of the
operating mode, the TPU channel 0 settings (bits MD3 to MD0 in TMDR0, bits IOA3 to
IOA0 in TIOR0H, and bits CCLR2 to CCLR0 in TCR0), bits AE3 to AE0 in PFCR, and
bit P10DDR.
Operating mode
Modes 4, 5, 6
AE3 to AE0
B'0000 to B'1100
B'1101 to B'1111
TPU channel0 (1) in table below
(2) in table below
—
settings
P10DDR
—
0
1
—
Pin function
TIOCA0 output
P10 input P10 output
TIOCA0 input^*1
A20 output
Operating mode
AE3 to AE0
TPU channel0 (1) in table below
settings
P10DDR
—
Pin function
TIOCA0 output
Mode 7
—
(2) in table below
0
1
P10 input
P10 output
TIOCA0 input^*1
TPU channel 0
(2)
(1)
(2)
(1)
(1)
(2)
settings
MD3 to MD0
B'0000
B'001x B'0010
B'0011
IOA3 to IOA0
B'0000 B'0001 to B'0011 B'xx00 Other
B'0100 B'0101 to B'0111
than
B'1xxx
B'xx00
Other than B'xx00
CCLR2 to CCLR0 —
—
—
— Other than B'001
B'001
Output function
— Output compare — PWM PWM mode 2 —
output
mode 1 output
output^*2
x: Don’t care
Notes: 1. TIOCA0 input when MD3 to MD0 = B'0000 and IOA3 to IOA0 = B'10xx.
2. Output is disabled for TIOCB0.
Rev.4.00 Sep. 18, 2008 Page 295 of 872
REJ09B0189-0400