upd75112 Renesas Electronics Corporation., upd75112 Datasheet - Page 24
upd75112
Manufacturer Part Number
upd75112
Description
4-bit Single Chip-microcomputer
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD75112.pdf
(72 pages)
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24
6. Interrupt Functions
There are seven types of interrupt sources for the
The PD75116 is also provided with two types of edge
detection testable inputs.
The PD75116 interrupt control circuit has the follow-
ing functions;
PD75116 to allow multi-interruption with priority.
Hardware controlled vector interrupt function which
enables to control by the interrupt enable flag (IE
and the interrupt master enable flag (IME) whether an
interrupt should be enabled.
Interrupt start address can be set freely.
Multiple interrupt function which enables to specify
priority by the interrupt priority select register (IPS).
Interrupt request flag (IRQ
rupt generation can be checked by the software).
Standby mode release (the interrupt to be released
can be selected by the interrupt enable flag).
PD75112, 75116
) test function (inter-
)