Maxim-integrated 73S12xxF Software Instrukcja Użytkownika Pobierz pdf (Strona 61)

UG_12xxF_016 73S12xxF Software User Guide

Rev. 1.50 61

Parameters Enable: Input parameter

Enable (1) or disable (0) interrupt 2.

Polarity : Input parameter

Configure interrupt on rising edge (1) or falling edge (0).

Return Codes None.

INT2_Read()

Purpose Read value of External Interrupt 2.

Synopsis void INT2_Read ( Unsigned char *polarity, Unsigned char *status)

Parameters polarity: Output parameter

Specifies the polarity of the external interrupt 2 pin, rising edge = 1, falling edge = 0.

status: Output parameter

External interrupt 2 edge flag.

Return Codes None.

INT3_Config()

Purpose Configure External Interrupt 2.

Synopsis void INT3_Config ( Unsigned char Enable, Unsigned char Polarity );

Parameters Enable: Input parameter

Enable (1) or disable (0) interrupt 3.

Polarity: Input parameter

Configure interrupt on rising edge (1) or falling edge (0).

Return Codes None

INT3_Read()

Purpose Read value of External Interrupt 3.

Synopsis void INT3_Read ( Unsigned char *polarity, Unsigned char *status )

Parameters polarity: Output parameter

Specifies the polarity of the external interrupt 3 pin, rising edge = 1, falling edge = 0.

status: Output parameter

External interrupt 3 edge flag.

Return Codes None.

4.2.15 Special Function Register API – Available with all 73S12xxF Devices

The API allows read/write access to all the 73S12xxF special function registers. The API includes:

• SFR_Read() (page 61)

• SFR_Write() (page 62)

SFR_Read()

Purpose Read from the specified Special Function Register.

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Maxim-integrated 73S12xxF Software Instrukcja Użytkownika Strona 61