system.c File Reference

system basic function source file More...

#include "gd32f1x0.h"
#include "system.h"

Go to the source code of this file.

Functions
void	systick_config (void)
	initialize systick timer to implementation delay function More...
void	delayms (unsigned long count)
	millisecond delay function, any time time. More...
void	delay_decrement (void)
	delay counter decrement function, called by systick handler More...
void	user_memset (void *buf, unsigned char data, unsigned char num)
	format buffer array to fixed value, replace memset function More...
unsigned int	float_to_int32 (float data0)
	convert floating point numbers to int32 type data More...
float	int32_to_float (unsigned int data0)
	convert int32 to floating point numbers type data More...

Variables
static volatile unsigned long	delayms_counter = 1
	millisecond delay function count variable More...

Detailed Description

system basic function source file

Author

Lao·Zhu

Version

V1.0.2

Date

29. October 2021

Definition in file system.c.

Function Documentation

delay_decrement()

void delay_decrement

(

void

)

delay counter decrement function, called by systick handler

Definition at line 38 of file system.c.

References delayms_counter.

Referenced by SysTick_Handler().

delayms()

void delayms

(

unsigned long

count

)

millisecond delay function, any time time.

Parameters

[in]

count

time to delay (in milliseconds)

Definition at line 30 of file system.c.

References delayms_counter.

Referenced by encoder_zeroing(), foc_calibrate_phase(), main(), and report_local_variable().

float_to_int32()

unsigned int float_to_int32

(

float

data0

)

convert floating point numbers to int32 type data

Parameters

[in]

data0

floating point type data to be converted

Return values

converted

int32 type data

Definition at line 60 of file system.c.

Referenced by flash_write_parameters(), report_angle_speed(), and report_local_variable().

int32_to_float()

float int32_to_float

(

unsigned int

data0

)

convert int32 to floating point numbers type data

Parameters

[in]

data0

int32 type data to be converted

Return values

converted

floating point type data

Definition at line 70 of file system.c.

Referenced by flash_read_parameters(), and mdtp_callback_handler().

systick_config()

void systick_config

(

void

)

initialize systick timer to implementation delay function

Definition at line 20 of file system.c.

Referenced by main().

user_memset()

void user_memset	(	void *	buf,
		unsigned char	data,
		unsigned char	num
	)

format buffer array to fixed value, replace memset function

Parameters

[in,out]	buf	array to format
[in]	data	value to be formatted as
[in]	num	number of elements to format

Definition at line 49 of file system.c.

Referenced by filter_coefficient_config(), mdtp_receive_handler(), and pid_config().

Variable Documentation

delayms_counter

volatile unsigned long delayms_counter = 1

static

millisecond delay function count variable

Definition at line 15 of file system.c.

Referenced by delay_decrement(), and delayms().