Datasheet
Rev. 4.00 Sep 27, 2006 page ix of xliv
Item Page Revision (See Manual for Details)
5.2.8 Address Break
Control Register
(ABRKCR)
124 Read/Write description amended
Bit 7 (Before) R/W → (After) R
5.5.3 Interrupt control
Mode 1
Figure 5.9 Example of
State Transitions in
Interrupt control Mode 1
140 Figure 5.9 amended
(Before) Only NMI interrupts enabled
and address break →
(After) Only NMI interrupts
and address break enabled
8.1 Overview
Table 8.1 H8S/2148
Group Port Functions
213 Table 8.1 amended
Expanded Modes Single-Chip Mode
Port Description Pins
Mode 1
Mode 2, Mode 3
(EXPE = 1)
Mode 2, Mode 3
(EXPE = 0)
Port A • 8-bit I/O port PA7/A23/KIN15/
CIN15/PS2CD
PA6/A22/KIN14/
CIN14/PS2CC
PA5/A21/KIN13/
CIN13/PS2BD
PA4/A20/KIN12/
CIN12/PS2BC
PA3/A19/KIN11/
CIN11/PS2AD
PA2/A18/KIN10/
CIN10/PS2AC
PA1/A17/KIN9/
CIN9
PA0/A16/KIN8/
CIN8
I/O port also
functioning as
key-sense
interrupt input
(KIN15 to
KIN8),
expansion A/D
converter input
(CIN15 to
CIN8), and
keyboard
buffer
controller
input/output
(PS2CD,
PS2CC,
PS2BD,
PS2BC,
PS2AD,
PS2AC)
I/O port also
functioning as
address output (A23
to A16), key-sense
interrupt input
(KIN15 to KIN8),
expansion A/D
converter input
(CIN15 to CIN8),
and keyboard buffer
controller input/
output (PS2CD,
PS2CC, PS2BD,
PS2BC, PS2AD,
PS2AC)
I/O port also functioning as
key-sense interrupt input
(KIN15 to KIN8),
expansion A/D converter
input (CIN15 to CIN8), and
keyboard buffer controller
input/output (PS2CD,
PS2CC, PS2BD, PS2BC,
PS2AD, PS2AC)
Table 8.2 H8S/2147N
Port Functions
216 Table 8.2 amended
Expanded Modes Single-Chip Mode
Port Description Pins
Mode 1
Mode 2, Mode 3
(EXPE = 1)
Mode 2, Mode 3
(EXPE = 0)
Port A • 8-bit I/O port PA7/A23/KIN15/
CIN15/PS2CD
PA6/A22/KIN14/
CIN14/PS2CC
PA5/A21/KIN13/
CIN13/PS2BD
PA4/A20/KIN12/
CIN12/PS2BC
PA3/A19/KIN11/
CIN11/PS2AD
PA2/A18/KIN10/
CIN10/PS2AC
PA1/A17/KIN9/
CIN9
PA0/A16/KIN8/
CIN8
I/O port also
functioning as
key-sense
interrupt input
(KIN15 to
KIN8),
expansion A/D
converter input
(CIN15 to
CIN8), and
keyboard
buffer
controller
input/output
(PS2CD,
PS2CC,
PS2BD,
PS2BC,
PS2AD,
PS2AC)
I/O port also
functioning as
address output (A23
to A16), key-sense
interrupt input
(KIN15 to KIN8),
expansion A/D
converter input
(CIN15 to CIN8),
and keyboard buffer
controller input/
output (PS2CD,
PS2CC, PS2BD,
PS2BC, PS2AD,
PS2AC)
I/O port also functioning as
key-sense interrupt input
(KIN15 to KIN8), expansion
A/D converter input (CIN15
to CIN8), and keyboard
buffer controller
input/output (PS2CD,
PS2CC, PS2BD, PS2BC,
PS2AD, PS2AC)