Renesas H8S/2318 series, Hardware Manual

Page: 254 / 1121

Rev. 5.00, 12/03, page 224 of 1088
Table 8-3 Port 1 Pin Functions
Pin Selection Method and Pin Functions
P17/TIOCB2/
TCLKD The pin function is switched as shown below according to the combination of
the TPU channel 2 setting by bits MD3 to MD0 in TMDR2, bits IOB3 to IOB0 in
TIOR2, bits CCLR1 and CCLR0 in TCR2, bits TPSC2 to TPSC0 in TCR0 and
TCR5, and bit P17DDR.
TPU Channel
2 Setting
Table Below (1) Table Below (2)
P17DDR — 0 1
Pin function TIOCB2 output P17 input P17 output
TIOCB2 input
*
1
TCLKD input
*
2
TPU Channel
2 Setting
(2) (1) (2) (2) (1) (2)
MD3 to MD0 B'0000, B'01
××
B'0010 B'0011
IOB3 to IOB0 B'0000
B'0100
B'1
×××
B'0001 to
B'0011
B'0101 to
B'0111
— B'
××
00 Other than B'
××
00
CCLR1,
CCLR0 — — — — Other
than B'10
B'10
Output
function — Output
compare
output
— — PWM
mode 2
output
—
×
: Don’t care
Notes: 1. TIOCB2 input when MD3 to MD0 = B'0000 or B'01
××
and IOB3 =
1.
2. TCLKD input when the setting for either TCR0 or TCR5 is: TPSC2
to TPSC0 = B'111.
TCLKD input when channels 2 and 4 are set to phase counting
mode (MD3 to MD0 = B'01
××
).