HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 600

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 10 I/O Ports
• PF4/HWR
• PF3/LWR
Rev.7.00 Mar. 18, 2009 page 532 of 1136
REJ09B0109-0700
Operating
mode
EXPE
PF4DDR
Pin function
Operating
mode
EXPE
LWROD
PF3DDR
Pin function
The pin function is switched as shown below according to the operating mode, bit EXPE, and
bit PF4DDR.
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
LWROE, and bit PF3DDR.
output
LWR
HWR output
⎯
1
1, 2, 4
⎯
⎯
1, 2, 4
input
PF3
⎯
0
0
output
PF3
PF4 input
1
0
PF3 input
0
⎯
0
output
0
PF3
1
PF4 output
LWR output PF3 input PF3 output
1
7
⎯
1
7
0
1
HWR output
0
⎯
1
1