Functions
board.h File Reference
Boards » EK-LM4F120XL

Board specific definitions for the Stellaris Launchpad LM4F120 board. More...

Detailed Description

Board specific definitions for the Stellaris Launchpad LM4F120 board.

Author
Rakendra Thapa raken.nosp@m.drat.nosp@m.hapa@.nosp@m.gmai.nosp@m.l.com

Definition in file board.h.

#include "cpu.h"
#include "periph/uart.h"
#include "periph/timer.h"
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Go to the source code of this file.

Functions

void board_init (void)
 Initialize board specific hardware, including clock, LEDs and std-IO.
 

Button pin definitions

#define BTN0_PIN   GPIO_PIN(5, 4)
 
#define BTN1_PIN   GPIO_PIN(5, 0)
 
#define BTN0_MODE   GPIO_IN_PU
 
#define BTN1_MODE   GPIO_IN_PU
 

LED pin definitions and handlers

#define LED0_PIN   GPIO_PIN(5, 1)
 
#define LED1_PIN   GPIO_PIN(5, 2)
 
#define LED2_PIN   GPIO_PIN(5, 3)
 
#define LED_PORT   (GPIO_PORTF_DATA_R)
 
#define LED0_MASK   (1 << 7)
 
#define LED1_MASK   (1 << 2)
 
#define LED2_MASK   (1 << 1)
 
#define LED0_ON   (LED_PORT |= LED0_MASK)
 
#define LED0_OFF   (LED_PORT &= ~LED0_MASK)
 
#define LED0_TOGGLE   (LED_PORT ^= LED0_MASK)
 
#define LED1_ON   (LED_PORT |= LED1_MASK)
 
#define LED1_OFF   (LED_PORT &= ~LED1_MASK)
 
#define LED1_TOGGLE   (LED_PORT ^= LED1_MASK)
 
#define LED2_ON   (LED_PORT |= LED2_MASK)
 
#define LED2_OFF   (LED_PORT &= ~LED2_MASK)
 
#define LED2_TOGGLE   (LED_PORT ^= LED2_MASK)
 

ztimer configuration

#define CONFIG_ZTIMER_USEC_TYPE   ZTIMER_TYPE_PERIPH_TIMER
 
#define CONFIG_ZTIMER_USEC_DEV   TIMER_DEV(0)
 
#define CONFIG_ZTIMER_USEC_MIN   (8)