r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 629

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

• PB4/A12/TIOCA7
Legend:
×: Don’t care
Notes: 1. TIOCA7 input when MD3 to MD0 = B'0000 or B'01×× and IOA3 to IOA0 = B'10××.
Operating
mode
TPU channel
7 settings
PB4DDR
Pin function
TPU channel 7
settings
MD3 to MD0
IOA3 to IOA0
CCLR1,
CCLR0
Output function
The pin function is switched as shown below according to the combination of the operating
mode, bit EXPE, TPU channel 7 settings (by bits MD3 to MD0 in TMDR_7, bits IOA3 to
IOA0 in TIOR_7, and bits CCLR1 and CCLR0 in TCR_7), and bit PB4DDR.
2. TIOCB7 output disabled.
A12 output
1, 2


B'0000,
B'0100,
B'1×××
(2)


B'0000, B'01××
PB4 input
B'0001 to
B'0101 to
compare
B'0011,
B'0111
Output
4, 7 (EXPE = 1)
0
output
(1)


A12 output
B'001×
B'××00
1
(2)


(1) in table
TIOCA7
Rev. 1.00 Sep. 19, 2008 Page 599 of 1342
output
below
mode 1
PWM*
B'0010
output

(1)

2
Other than B'××00
7 (EXPE = 0)
PB4 input
PWM mode
Other than
2 output
(2) in table below
B'01
0
TIOCA7 input*
(1)
Section 10 I/O Ports
REJ09B0467-0100
B'0011
PB4 output
B'01
1
(2)

1