Pin Functions In Each Operating Mode - Hitachi H8S/2678 Series Reference Manual

1.4

Pin Functions in Each Operating Mode

Table 1.2 Pin Functions in Each Operating Mode
Pin
No. Mode 1 Mode 2
1
MD2 MD2
2
P83/ P83/
ETEND3/ ETEND3/
(IRQ3) (IRQ3)
3
P84/ P84/
EDACK2/ EDACK2/
(IRQ4) (IRQ4)
4
P85/ P85/
EDACK3/ EDACK3/
(IRQ5) (IRQ5)
5
VCC VCC
6
A0 A0
7
A1 A1
8
A2 A2
9
A3 A3
10
A4 A4
8
Pin Name
Mode 4 Mode 5
MD2 MD2
P83/ P83/
ETEND3/ ETEND3/
(IRQ3) (IRQ3)
P84/ P84/
EDACK2/ EDACK2/
(IRQ4) (IRQ4)
P85/ P85/
EDACK3/ EDACK3/
(IRQ5) (IRQ5)
VCC VCC
PC0/A0 A0
PC1/A1 A1
PC2/A2 A2
PC3/A3 A3
PC4/A4 A4
Mode 6 Mode 7
MD2
MD2
When EXPE = 1:
P83/
P83/ETEND3/
ETEND3/
(IRQ3)
(IRQ3)
When EXPE = 0:
P83/(IRQ3)
When EXPE = 1:
P84/
P84/EDACK2/
EDACK2/
(IRQ4)
(IRQ4)
When EXPE = 0:
P84/(IRQ4)
When EXPE = 1:
P85/
P85/EDACK3/
EDACK3/
(IRQ5)
(IRQ5)
When EXPE = 0:
P85/(IRQ5)
VCC
VCC
When EXPE = 1:
A0
PC0/A0
When EXPE = 0:
PC0
When EXPE = 1:
A1
PC1/A1
When EXPE = 0:
PC1
When EXPE = 1:
A2
PC2/A2
When EXPE = 0:
PC2
When EXPE = 1:
A3
PC3/A3
When EXPE = 0:
PC3
When EXPE = 1:
A4
PC4/A4
When EXPE = 0:
PC4
Flash
Memory
Program-
mer Mode
VSS
NC
NC
NC
VCC
A0
A1
A2
A3
A4