HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 380

• 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
Port B • 8-bit I/O
Port C • 8-bit I/O
Port D • 8-bit I/O
Port E • 8-bit I/O
Port F • 8-bit I/O
Rev.6.00 Sep. 27, 2007 Page 350 of 1268
REJ09B0220-0600
Port Description
• Built-in
• Built-in
• Built-in
• Built-in
port
MOS input
pull-up
port
MOS input
pull-up
port
MOS input
pull-up
port
MOS input
pull-up
port
PB
PC
PD
PE
PF
PF
PF
PF
PF
PF
7
6
5
4
3
2
7
7
7
7
/φ
/AS
/RD
/HWR
/LWR
/LCAS *
/A
/D
/A
/D
15
7
7
15
to PC
to PE
to PB
to PD
2
Pins
/WAIT/BREQO When WAITE = 0 and BREQOE = 0 (after
0
0
0
/D
/A
0
/A
/D
0
0
8
8
Address output
Address output
Data bus input/output
In 8-bit bus mode: I/O port
In 16-bit bus mode: data bus input/output
When DDR = 0: input port
When DDR = 1 (after reset): φ output
When ASOD = 1: I/O port
When ASOD = 0: AS output
RD, HWR output
When LWROD = 1: I/O port
When LWROD = 0: LWR output
reset): I/O port
When WAITE = 1, BREQOE = 0, and
WAITPS = 0, DDR = 0: WAIT input
When WAITE = 0, BREQOE = 1, and
BREQOPS = 0: BREQO output
When RMTS2 to RMTS0= B'001 to B'011,
and 16-bit access space is set: LCAS output
Mode 4 *
1
Mode 5 *
1
When DDR =
0 (after reset):
input port
When DDR =
1: address
output
When DDR =
0 (after reset):
input port
When DDR =
1: address
output
Mode 6
I/O ports
I/O ports
I/O ports
I/O ports
When DDR =
0 (after reset):
input port
When DDR =
1: φ output
I/O ports
Mode 7