Update Group21_Lab06_Task1/main.c

Add Defines
This commit is contained in:
Uttam Bhavimani Bhavimani 2024-09-22 19:38:53 +05:30
parent 02ecb48514
commit 62519ab055
1 changed files with 11 additions and 1 deletions

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@ -17,3 +17,13 @@ void GPIO_PORT_F_init(void)
GPIO_PORTF_IEV_R = 0x00; // Falling edge event GPIO_PORTF_IEV_R = 0x00; // Falling edge event
GPIO_PORTF_IM_R |= 0x11; // Unmask interrupts for PF0 and PF4 GPIO_PORTF_IM_R |= 0x11; // Unmask interrupts for PF0 and PF4
} }
#define STCTRL *((volatile uint32_t *) 0xE000E010) // Control and status
#define STRELOAD *((volatile uint32_t *) 0xE000E014) // Reload value
#define STCURRENT *((volatile uint32_t *) 0xE000E018) // Current value
#define COUNT_FLAG (1 << 16) // Bit 16 of CSR automatically set to 1
#define ENABLE (1 << 0) // Bit 0 of CSR to enable the timer
#define CLKINT (1 << 2) // Bit 2 of CSR to specify CPU clock
#define CLOCK_HZ 16000000 // Clock frequency of EK-TM4C123GXL
#define INTEN (1 << 1) // Bit 1 of CSR to enable interrupt
#define SYSTICK_RELOAD_VALUE(us) ((CLOCK_HZ / 1000000) * (us) - 1) // SysTick reload value in microseconds based on clock frequency