HD6432621 Hitachi, HD6432621 Datasheet - Page 9

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Section
1.1 Overview
1.2 Internal Block
Diagram
Figure 1-1 Internal
Block Diagram
(H8S/2623 Series)
Figure 1-2 Internal
Block Diagram
(H8S/2626 Series)
5.6.3 Operation
(3) Operation Order
Table 5-11 Interrupt
Source Selection and
Clearing Control
(4) Notes on Use
List of Items Revised or Added for This Version
Page
4
5
6
7
121
Description
Note * deleted from memory specifications
Note * deleted from product lineup specifications
Note *1 deleted
Note: * The FWE pin is used only in the flash memory version.
Note *1 deleted
Note: * The FWE pin is used only in the flash memory version.
2nd line changed as follows
SCI and A/D converter interrupt sources are cleared when the DTC reads or
writes to the prescribed register.
PF7/ø
PF6/AS
PF5/RD
PF4/HWR
PF3/LWR/ADTRG/IRQ3
PF2/WAIT/BREQO
PF1/BACK
PF0/BREQ/IRQ2
PF7/ø
PF6/AS
PF5/RD
PF4/HWR
PF3/LWR/ADTRG/IRQ3
PF2/WAIT/BREQO
PF1/BACK
PF0/BREQ/IRQ2
DTC
DTCE
0
1
NMI
FWE
NMI
FWE *
*
Settings
DISEL
*
0
1
Interrupt Source Selection/Clearing Control
DTC
X
O
PC break controller
Interrupt controller
PC break controller
Interrupt controller
flash memory)
(Mask ROM,
(2 channels)
(mask ROM or
flash memory)
(2 channels)
ROM
ROM
CPU
X