this file contains macros for LED initialization and related IO port operations. More...

Macros
#define	led_on() gpio_bit_reset(GPIOB, GPIO_PIN_5)
	turn on LED More...

#define	led_off() gpio_bit_set(GPIOB, GPIO_PIN_5)
	turn off LED More...

#define	led_toggle() gpio_bit_write(GPIOB, GPIO_PIN_5, !gpio_output_bit_get(GPIOB, GPIO_PIN_5))
	flip the LED pin level More...

#define	led_config()
	configure led periph and its gpios More...

Detailed Description

this file contains macros for LED initialization and related IO port operations.

Author: Lao·Zhu

Version: V1.0.1

Date: 10. October 2021

Definition in file led.h.

Macro Definition Documentation

◆ led_config

#define led_config ( )

Value:

                        rcu_periph_clock_enable(RCU_GPIOB);\
                        gpio_mode_set(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_5);\
                        gpio_output_options_set(GPIOB, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_5);\
                        led_off()

configure led periph and its gpios

Definition at line 30 of file led.h.

◆ led_off

#define led_off ( ) gpio_bit_set(GPIOB, GPIO_PIN_5)

turn off LED

Definition at line 20 of file led.h.

◆ led_on

#define led_on ( ) gpio_bit_reset(GPIOB, GPIO_PIN_5)

turn on LED

Definition at line 15 of file led.h.

◆ led_toggle

#define led_toggle ( ) gpio_bit_write(GPIOB, GPIO_PIN_5, !gpio_output_bit_get(GPIOB, GPIO_PIN_5))

flip the LED pin level