Datasheet

Section 1 Overview
Page 18 of 1408 R01UH0309EJ0500 Rev. 5.00
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
1.4.2 Pin Assignments in Each Operating Mode
Table 1.3 Pin Assignments in Each Operating Mode of H8S/2456 Group and H8S/2456R
Group
Pin No. Pin Name
Mode 3, 7
PLQP0144KA-A PTLG0145JB-A
Mode 1 Mode 2 Mode 4
EXPE = 1 EXPE = 0
Flash
Memory
Programmer
Mode
1
B1
MD2 MD2 MD2 MD2 MD2 Vss
2
A1
Vss Vss Vss Vss Vss Vss
3
C2
P80/IRQ0-B/
EDREQ2
P80/IRQ0-B/
EDREQ2
P80/IRQ0-B/
EDREQ2
P80/IRQ0-B/
EDREQ2
P80/IRQ0-B/
EDREQ2
NC
4
B2
Vcc Vcc Vcc Vcc Vcc Vcc
5
C1
A0 A0 PC0/A0 PC0/A0 PC0/TIOCA9 A0
6
C3
A1 A1 PC1/A1 PC1/A1 PC1/TIOCB9 A1
7
D2
A2 A2 PC2/A2 PC2/A2 PC2/
TIOCC9
A2
8
D3
A3 A3 PC3/A3 PC3/A3 PC3/
TIOCD9
A3
9
D1
A4 A4 PC4/A4 PC4/A4 PC4/
TIOCA10
A4
10
E2
Vss Vss Vss Vss Vss Vss
11
E3
A5 A5 PC5/A5 PC5/A5 PC5/
TIOCB10
A5
12
F2
A6 A6 PC6/A6 PC6/A6 PC6/
TIOCA11
A6
13
E1
A7 A7 PC7/A7 PC7/A7 PC7/
TIOCB11
A7
14
E4
A8 A8 PB0/A8 PB0/A8 PB0/TIOCA6 A8
15
F3
A9 A9 PB1/A9 PB1/A9 PB1/TIOCB6 A9
16
G2
A10 A10 PB2/A10 PB2/A10 PB2/
TIOCC6/
TCLKE
A10
17
F1
A11 A11 PB3/A11 PB3/A11 PB3/
TIOCD6/
TCLKF
A11