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改成了两个字节两个字节的读取，并且实现了单向满页控制显示

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Signed-off-by: 无闻风 <53944749+wuwenfengmi1998@users.noreply.github.com>
This commit is contained in:
无闻风
2021-03-15 21:52:04 +08:00
parent 82980c4cdc
commit 6b71f42d3c
7 changed files with 4021 additions and 4008 deletions
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103ze/mycode/c.c
+31 -26
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@@ -18,6 +18,9 @@ FATFS SD;
#define fuck 256
#define text_size 16
#define max_page_y 14
#define max_page_x 20
int my_main()
{
uint8_t res;
@@ -27,6 +30,14 @@ int my_main()
char fuck_buff;
uint16_t br=0;
char str[fuck+1]={0};
char dis_text_buff[600];
uint16_t page_num=0;
char text_buff[2];
uint16_t data_num=0;
uint16_t page_y=0;
uint16_t page_x=0;
LCD_BL(0);
LCDx_Init();
LCD_Clear(GRAY);
@@ -53,37 +64,31 @@ int my_main()
HAL_Delay(10);
while(KEY_UP==0);
LCD_Clear(WHITE);
for(int a=0;a<fuck+1;a++)
page_num++;
data_num=0;;
for(page_y=0;page_y<max_page_y;page_y++)
{
fil_buff[a]=0;
str[a]=0;
}
if(fuck_flag==1)
{
fuck_flag=0;
res=f_read(&fil,fil_buff,fuck-1,(UINT*)&br);
for(int a=fuck-2;a>0;a--)
for(page_x=0;page_x<max_page_x;page_x++)
{
fil_buff[a+1]=fil_buff[a];
f_read(&fil,text_buff,2,(UINT*)&br);
dis_text_buff[data_num]=text_buff[0];
dis_text_buff[data_num+1]=text_buff[1];
data_num+=2;
if((text_buff[0]=='\n')||(text_buff[1]=='\n'))
{
break;
}
}
fil_buff[0]=fuck_buff;
}else
{
res=f_read(&fil,fil_buff,fuck,(UINT*)&br);
}
dis_text_buff[data_num]='\0';
dis_text_buff[data_num+1]='\0';
dis_text_buff[data_num+2]='\0';
LCD_ShowString(0,0,dis_text_buff,16,WHITE,BLACK,data_num);
if((fil_buff[fuck-1]>127)&&(fil_buff[fuck-2]<128))
{
fuck_buff=fil_buff[fuck-1];
fil_buff[fuck-1]='\0';
fuck_flag=1;
}
sprintf(str,"%s\0",fil_buff);
LCD_ShowString(0,0,str,16,WHITE,BLACK,fuck);
sprintf(str,"µÚ%dÒ³",page_num);
LCD_ShowString(0,14*16,str,16,RED,BLACK,fuck);
}