HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 606

• 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
• PG5/BACK
• PG4/BREQO
Rev.7.00 Mar. 18, 2009 page 538 of 1136
REJ09B0109-0700
Operating
mode
EXPE
BRLE
BREQO
PG4DDR
Pin
function
Operating
mode
EXPE
BRLE
PG5DDR
Pin
function
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
BRLE, and bit PG5DDR.
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
BRLE, bit BREQO, and bit PG4DDR.
input
PG4
0
PG5 input
⎯
0
output
PG4
0
1
input
PG4
1, 2, 4
0
0
⎯
output
1, 2, 4
0
PG5
output
⎯
PG4
1
1
1
BREQO
output
⎯
output
BACK
1
⎯
1
input
PG4
0
input
PG5
⎯
⎯
0
0
output
PG4
1
⎯
0
output
PG5
input
PG4
1
0
⎯
0
PG5 input
output
PG4
1
0
7
PG4 input
7
0
0
output
PG5
1
1
0
output
1
PG4
1
1
BACK output
BREQO output
⎯
1
⎯
1