HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 569

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

10.7.4
Port 8 pins also function as SCI I/Os, interrupt inputs, and EXDMAC I/Os. The correspondence
between the register specification and the pin functions is shown below.
• P85/EDACK3 * /(IRQ5)/SCK3
AMS
CKE1
C/A
CKE0
P85DDR
Pin function
Note:
AMS
CKE1
C/A
CKE0
P85DDR
Pin function
Note:
The pin function is switched as shown below according to the combination of bit AMS in
EDMDR_3 of the EXDMAC, bit C/A in SMR in SCI_3, bit P85DDR, and bit ITS5 in ITSR.
Note: * Not supported by the H8S/2375, H8S/2375R, H8S/2373, and H8S/2373R.
Modes 1, 2, 4, 7 (EXPE = 1)
Mode 7 (EXPE = 0)
* IRQ5 input when ITS5 = 1.
* IRQ5 input when ITS5 = 1.
Pin Functions
input
P85
0
input
P85
0
0
output
P85
0
1
0
output
P85
1
0
output
SCK3
0
⎯
1
IRQ5 interrupt input *
IRQ5 interrupt input *
0
0
output
SCK3
⎯
1
Rev.7.00 Mar. 18, 2009 page 501 of 1136
⎯
output
SCK3
⎯
⎯
1
output
SCK3
⎯
⎯
1
SCK3
input
⎯
⎯
⎯
1
Section 10 I/O Ports
REJ09B0109-0700
EDACK3
SCK3
input
output
⎯
⎯
⎯
1
⎯
⎯
⎯
⎯
1