SCB_SHPR3 = 0x20000000; // Systick = priority 32 · 4317a52591 - teensy-core-4.1 - gitea: thevis.us

SCB_SHPR3 = 0x20000000; // Systick = priority 32

teensy4-core

Frank 5 years ago

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0a7c35fb3c

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4317a52591

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teensy4/startup.cView File
								
			@@ -119,6 +119,7 @@ static void configure_systick(void)
		
				SYST_RVR = (SYSTICK_EXT_FREQ / 1000) - 1;
		
				SYST_CVR = 0;
		
				SYST_CSR = SYST_CSR_TICKINT | SYST_CSR_ENABLE;
		
				SCB_SHPR3 = 0x20000000;  // Systick = priority 32
		
				ARM_DEMCR |= ARM_DEMCR_TRCENA;
		
				ARM_DWT_CTRL |= ARM_DWT_CTRL_CYCCNTENA; // turn on cycle counter
		
			}