MC-78F0712-KIT Renesas Electronics America, MC-78F0712-KIT Datasheet - Page 258
MC-78F0712-KIT
Manufacturer Part Number
MC-78F0712-KIT
Description
KIT REF SYSTEM 78K0 UPD78F0712
Manufacturer
Renesas Electronics America
Specifications of MC-78F0712-KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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16.1 Interrupt Function Types
(1) Maskable interrupts
(2) Software interrupt
16.2 Interrupt Sources and Configuration
256
The following two types of interrupt functions are used.
A total of 20 interrupt sources exist for maskable and software interrupts (see Table 16-1).
These interrupts undergo mask control. Maskable interrupts can be divided into a high interrupt priority group
and a low interrupt priority group by setting the priority specification flag registers (PR0L, PR0H, PR1L, PR1H).
Multiple interrupt servicing can be applied to low-priority interrupts when high-priority interrupts are generated. If
two or more interrupts with the same priority are generated simultaneously, each interrupt is serviced according to
its predetermined priority (see Table 16-1).
A standby release signal is generated and STOP and HALT modes are released.
Five external interrupt requests and 14 internal interrupt requests are provided as maskable interrupts.
This is a vectored interrupt generated by executing the BRK instruction. It is acknowledged even when interrupts
are disabled. The software interrupt does not undergo interrupt priority control.
CHAPTER 16 INTERRUPT FUNCTIONS
User’s Manual U17890EJ2V0UD
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