Renesas Single-Chip Microcomputer M38C89T-ADF Bedienungsanleitung PDF herunterladen (Seite 25)

Rev.1.00 May 22 2012

REJ09B0566

4-5

Library Reference

4.2.2 33BInterrupt Control Unit R_INTC_CreateExtInterrupt

4.2.2. Interrupt Control Unit

1) R_INTC_CreateExtInterrupt

Synopsis

Configure an external interrupt pin.

Prototype bool R_INTC_CreateExtInterrupt(

uint8_t data1, // Interrupt selection

uint16_t data2, // Configuration

uint8_t data3, // Interrupt priority level

void * func

// Callback function

);

Description

Sets the specified external interrupt.

[data1]

Choose the interrupt pin to be configured.

PDL_INTC_IRQ0 External interrupt 0

PDL_INTC_IRQ1 External interrupt 1

PDL_INTC_IRQ2 External interrupt 2

PDL_INTC_IRQ3 External interrupt 3

PDL_INTC_IRQ4 External interrupt 4

PDL_INTC_IRQ5 External interrupt 5

PDL_INTC_IRQ6 External interrupt 6

PDL_INTC_IRQ7 External interrupt 7

PDL_INTC_PINT0 External interrupt Pin 0

PDL_INTC_PINT1 External interrupt Pin 1

PDL_INTC_PINT2 External interrupt Pin 2

PDL_INTC_PINT3 External interrupt Pin 3

PDL_INTC_PINT4 External interrupt Pin 4

PDL_INTC_PINT5 External interrupt Pin 5

PDL_INTC_PINT6 External interrupt Pin 6

PDL_INTC_PINT7 External interrupt Pin 7

PDL_INTC_NMI NMI Interrupt

PDL_INTC_GEN_ILL_INSTRUCTION General illegal instruction

PDL_INTC_SLOT_ILL_INSTRUCTION Slot illegal instruction

PDL_INTC_CPU_ADDR_ERR CPU Address Error

PDL_INTC_DMA_ADDR_ERR DMA Address Error

PDL_INTC_FPU FPU Error

PDL_INTC_BANK_OVERFLOW BANK Overflow Error

PDL_INTC_BANK_UNDERFLOW BANK Underflow Error

PDL_INTC_DIV_BY_ZERO Divide by Zero Error

PDL_INTC_DIV_OVERFLOW Divide Overflow Error

[data2]

Choose the pin settings. If multiple selections are required, use “|” to separate each selection.

The default settings are shown in bold.

• Detection sense selection (for the IRQ pins)

PDL_INTC_IRQ_LOW or

PDL_INTC_IRQ_FALLING or

PDL_INTC_IRQ_RISING or

PDL_INTC_IRQ_BOTH

Select Low level,

Falling edge,

Rising edge or

Falling and rising edge detection.

• Detection sense selection (for the PINT pin)

PDL_INTC_PINT_LOW

PDL_INTC_PINT_HIGH

Select between PINT Low and High Level Selection.

• Detection sense selection (for the NMI pin)

PDL_INTC_IRQ_FALLING or

PDL_INTC_IRQ_RISING

Falling or rising edge detection.

• Alternate pin selection (for the IRQ pins)

PDL_INTC_A or

PDL_INTC_B

Select the IRQn-A or IRQn-B pin to be used.

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