HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 470

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 9 I/O Ports
Pin
PG
PG
Rev.6.00 Sep. 27, 2007 Page 440 of 1268
REJ09B0220-0600
1
0
/CS
/CAS *
3
Selection Method and Pin Functions
The pin function is switched as shown below according to the operating mode
and bits PG1DDR and CS25E.
The pin function is switched as shown below according to the combination of
the operating mode and bits RMTS2 to RMTS0 * and PG0DDR.
Note: * The DRAM interface and CAS are not supported in the H8S/2321.
Operating
Mode
PG1DDR
CS25E
Pin function
Operating
Mode
RMTS2 to
RMTS0 *
PG0DDR
Pin function
PG
input
PG
1
pin
pin
—
B'100 to B'111
0
0
input
0
B'000,
Modes 4 to 6
Modes 4 to 6
PG
output
1
PG
pin
pin
output
0
1
0
1
CS
B'001 to
output
B'011
3
CAS
pin *
pin
—
output
1
PG
input
PG
1
pin
pin
—
0
0
input
0
Mode 7
Mode 7
—
PG
output
1
PG
pin
pin
—
output
1
1
0