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32 lines
2.0 KiB
32 lines
2.0 KiB
1 year ago
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//#############################################################################################################################################################################################################
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#include "SYSTEMCustom.h"
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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void System_InitSysTick(void)
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{
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SystemSystickCounter=0;
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TCNT0=0xFF-250; // 1 ms
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TCCR0B=0; // no clock
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TIMSK0=0; // Overflow Interrupt Disable
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}
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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ISR(TIMER0_OVF_vect) // 1ms timer0 interrupt
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{
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TCNT0=0xFF-250; // 1 ms
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if (SystemSystickCounter==0xFFFFFFFF) SystemSystickCounter=0; else SystemSystickCounter++;
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}
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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void System_SystickTimerStart(void)
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{
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SystemSystickCounter=0;
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TCNT0=0xFF-250; // 1 ms
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TCCR0B=3; // clkI/O/64 (from prescaller)
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TIMSK0=1<<TOIE0; // Overflow Interrupt Enable
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}
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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void System_SystickTimerStop(void)
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{
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TCCR0B=0; // no clock
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TIMSK0=0; // Overflow Interrupt Disable
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}
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//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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//#############################################################################################################################################################################################################
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