generated from PEG/EE690-EmSys-TiVA-Template
31 lines
772 B
C
31 lines
772 B
C
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#include <stdint.h>
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#include <stdbool.h>
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#include "tm4c123gh6pm.h"
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int main(void)
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{
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SYSCTL_RCGC2_R |= 0x00000020; /* enable clock to GPIOF */
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GPIO_PORTF_LOCK_R = 0x4C4F434B; /* unlock commit register */
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GPIO_PORTF_CR_R = 0x1F; /* make PORTF0 configurable */
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GPIO_PORTF_DEN_R = 0x1E; /* set PORTF pins 4 pin */
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GPIO_PORTF_DIR_R = 0x0E; /* set PORTF4 pin as input user switch pin */
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GPIO_PORTF_PUR_R = 0x10; /* PORTF4 is pulled up */
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GPIO_PORTF_IS_R = (~(1<<4));
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GPIO_PORTF_IBE_R = (~(1<<4));
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GPIO_PORTF_IEV_R = (~(1<<4));
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GPIO_PORTF_IM_R = (1<<4);
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GPIO_PORTF_AHB_ICR_R = (1<<4);
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NVIC_EN0_R |= (1<<30);
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while(1)
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{
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}
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}
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