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#include "task_screen_save.h"
#define SCREEN_SAVE_LEN 10
#define EEPROM_WEIGHT_ADDR 0x100
#define HEAD0 0xa3
#define HEAD1 0xa4
#define TAIL0 0xa5
#define TAIL1 0xa6
SCREEN_SAVE screen_save_arr[SCREEN_SAVE_LEN];
void screen_save_init()
{
for(i = 0;i < SCREEN_SAVE_LEN; i++)
{
screen_save_arr[i].head[0] = HEAD0;
screen_save_arr[i].head[1] = HEAD1;
screen_save_arr[i].kgx10_out = 0;
screen_save_arr[i].available = 0;
screen_save_arr[i].tail[0] = TAIL0;
screen_save_arr[i].tail[1] = TAIL1;
}
}
void screen_save_push(U16 weight)
{
int i = 0;
int free = 0;
// 从eeprom中取出数组
L0_Iap_Read_array(EEPROM_WEIGHT_ADDR, screen_save_arr,sizeof(screen_save_arr));
if(screen_save_arr[0].head[0] != HEAD0 || screen_save_arr[0].head[1] != HEAD1
|| screen_save_arr[0].tail[0] != TAIL0 || screen_save_arr[0].tail[1] != TAIL1)
{
screen_save_init();
}
// 遍历寻找空位
for(i = 0;i < SCREEN_SAVE_LEN; i++)
{
if(screen_save_arr[i].available =! 1)
{
free = i;
break;
}
}
// 当都有数据时
if(i == SCREEN_SAVE_LEN)
{
for(i = 0; i < SCREEN_SAVE_LEN-1; i++ )
{
screen_save_arr[i] = screen_save_arr[i+1];
}
free = SCREEN_SAVE_LEN-1;
}
// 放到free位置
screen_save_arr[free].available = 1;
screen_save_arr[free].kgx10_out = weight;
// 把数组放回eeprom中
L0_Iap_Program_array(EEPROM_WEIGHT_ADDR, screen_save_arr,sizeof(screen_save_arr));
}