Maxim-integrated 73S12xxF Software Manual do Utilizador descarregar pdf (Página 71)

UG_12xxF_016 73S12xxF Software User Guide

Rev. 1.50 71

4.2.19 Other Miscellaneous API Calls – Available with all 73S12xxF Devices

Several API calls are provided to help with initializing or re-initializing all the registers, interrupts and

events. As a general guideline, API_Init() should always be called at the beginning of the application

main routine. The miscellaneous APIs include:

• API_Init() (page 71)

• Soft_Reset () (page 71)

API_Init()

Purpose Enable TIMER0 and TIMER1 interrupts, clear all pending USB interrupts, set the

CPU to run at 3.69 MHz. Always call this routine at the beginning of an embedded

application.

Synopsis void API_Init ( void );

Parameters None.

Return Codes None.

Soft_Reset ()

Purpose Initialize all 73S12xxF specific internal and external SFRs to their hardware power-on

defaults.

Initialize Smart Card SFRs to hard reset default values.

Initialize USB SFRs to hard reset default values.

Initialize most 80515 SFRs.

Synopsis void Soft_Reset ( void );

Parameters None.

Return Codes None.

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