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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@399 bbd45198-f89e-11dd-88c7-29a3b14d5316

This commit is contained in:
wuyangyong 2010-02-10 06:31:27 +00:00
parent e29be4a90b
commit 881d6a82d4
1 changed files with 80 additions and 68 deletions
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148
bsp/stm32_radio/remote.c
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@ -6,6 +6,7 @@
| Chang Logs:
| Date Author Notes
| 2010-01-02 aozima The bate version.
| 2010-02-10 aozima change printf string 中文 to english.
+----------------------------------------------------
*/
@ -13,6 +14,8 @@
#include <dfs_posix.h>
#include <stm32f10x.h>
/* 重定义printf */
#define printf rt_kprintf
/* 设置允许偏差,单位0.01ms */
#define remote_deviation 15
#define remote_code_len_max 100
@ -138,82 +141,91 @@ void rem_start(void)
TIM5_Configuration();
p_rem_code_src = rt_malloc( sizeof(struct rem_codes_typedef)*6 );
rt_memset(p_rem_code_src,0, sizeof(struct rem_codes_typedef)*6 );
/* 解读红外信息 */
if( p_rem_code_src != RT_NULL)
{
int fd,size;
char buf[7];/* 文件读取临时缓存 #####\r\n */
unsigned int i;
unsigned short tmp;
unsigned int read_index = 0;
unsigned int EOF_flag = 1;
rt_memset(p_rem_code_src,0, sizeof(struct rem_codes_typedef)*6 );
rt_kprintf("\r\n解读红外信息");
fd = open("/resource/remote.txt",O_RDONLY,0);
if( fd>0 )
/* 解读红外信息 */
{
rt_kprintf("\r/resource/remote.txt打开成功");
while( EOF_flag )
int fd,size;
char buf[7];/* 文件读取临时缓存 #####\r\n */
unsigned int i;
unsigned short tmp;
unsigned int read_index = 0;
unsigned int EOF_flag = 1;
printf("\r\ndecode remote codes");
fd = open("/resource/remote.txt",O_RDONLY,0);
if( fd>0 )
{
/* 读取长度 */
size = read(fd,buf,7);
if( (size == 7) && (buf[5]=='\r') && buf[6]=='\n' )
printf("\r/resource/remote.txt open succeed");
while( EOF_flag )
{
/* 转换得到样本数据长度 */
tmp = (buf[0]-'0')*10000
+ (buf[1]-'0')*1000
+ (buf[2]-'0')*100
+ (buf[3]-'0')*10
+ (buf[4]-'0');
if( tmp<100 )
/* 读取长度 */
size = read(fd,buf,7);
if( (size == 7) && (buf[5]=='\r') && buf[6]=='\n' )
{
unsigned int code_len = tmp;
p_rem_code_src[read_index].len = code_len;
/* 如果样本长度符合 就开始从文件读取编码数据 */
for(i=0; i<code_len; i++)
/* 转换得到样本数据长度 */
tmp = (buf[0]-'0')*10000
+ (buf[1]-'0')*1000
+ (buf[2]-'0')*100
+ (buf[3]-'0')*10
+ (buf[4]-'0');
if( tmp<100 )
{
size = read(fd,buf,7);
if( (size == 7) && (buf[5]=='\r') && buf[6]=='\n' )
unsigned int code_len = tmp;
p_rem_code_src[read_index].len = code_len;
/* 如果样本长度符合 就开始从文件读取编码数据 */
for(i=0; i<code_len; i++)
{
/* 转换得到样本数据 */
tmp = (buf[0]-'0')*10000
+ (buf[1]-'0')*1000
+ (buf[2]-'0')*100
+ (buf[3]-'0')*10
+ (buf[4]-'0');
p_rem_code_src[read_index].rem_code[i] = tmp;
size = read(fd,buf,7);
if( (size == 7) && (buf[5]=='\r') && buf[6]=='\n' )
{
/* 转换得到样本数据 */
tmp = (buf[0]-'0')*10000
+ (buf[1]-'0')*1000
+ (buf[2]-'0')*100
+ (buf[3]-'0')*10
+ (buf[4]-'0');
p_rem_code_src[read_index].rem_code[i] = tmp;
}
}
read_index++;
}
read_index++;
}
else
{
EOF_flag = 0;
}
}//while( EOF_flag )
/* 判断是否正确解读编码数据文件 */
if ( p_rem_code_src[0].len > 0 && p_rem_code_src[0].len < remote_code_len_max )
{
/* 设置工作模式为正常识别模式 */
rem_mode = 2;
printf("\r\ndecode succeed,The remote enable\r\n");
}
else
{
EOF_flag = 0;
/* 设置工作模式为正常识别模式 */
rem_mode = 0;
printf("\r\nrem_codes decode fail,The remote disable\r\n");
}
}//while( EOF_flag )
/* 判断是否正确解读编码数据文件 */
if ( p_rem_code_src[0].len > 0 && p_rem_code_src[0].len < remote_code_len_max )
{
/* 设置工作模式为正常识别模式 */
rem_mode = 2;
rt_kprintf("\r红外遥控编码文件解读完成,已打开红外遥控功能\r\n");
}
else
{
/* 设置工作模式为正常识别模式 */
rem_mode = 0;
rt_kprintf("\r\n红外遥控编码文件解读失败,已关闭红外遥控功能\r\n");
printf("\rrem_codes /resource/remote.txt open fail! fd:%d\r\nThe remote disbale.\r\nplease run rem_study()\r\n",fd);
}
}
else
{
rt_kprintf("\r红外遥控编码文件 /resource/remote.txt 打开失败! fd:%d\r\n无法开启红外遥控功能.\r\n请执行rem_study()进行自动学习\r\n",fd);
}
close(fd);
}/* 解读红外信息 */
close(fd);
}/* 解读红外信息 */
}
else
{
rem_mode = 0;
printf("\r\nmalloc rem_codes[] fail!!!\r\nThe remote disable!");
}
}
#include <rtgui/event.h>
@ -238,7 +250,7 @@ void rem_encoder(struct rtgui_event_kbd * p)
while( rem_cmp_n )
{
unsigned int tmp2 = p_rem_code_src[ 6-rem_cmp_n ].len;
//rt_kprintf("\r\nrem_cmp_n:%d tmp2:%d",rem_cmp_n,tmp2);
//printf("\r\nrem_cmp_n:%d tmp2:%d",rem_cmp_n,tmp2);
if( tmp2 )
{
@ -255,13 +267,13 @@ void rem_encoder(struct rtgui_event_kbd * p)
else
{
err_flag = 1;
rt_kprintf("\r\n解码失败");
printf("\r\nThe rem codes len is 0.");
}
if( err_flag==0 )
{
/* 对比全部数据符合 */
rt_kprintf("\r\n识别到遥控按键 %s",desc_key[6-rem_cmp_n]);
printf("\r\nmatch key: %s",desc_key[6-rem_cmp_n]);
switch( rem_cmp_n )
{
case 6:
@ -390,15 +402,15 @@ int rem_study(void)
rem_mode = 1;
rx_count = 0;
rt_kprintf("\r\n红外遥控自学习功能启动");
printf("\r\nremote studing.....");
fd = open("/resource/remote.txt",O_WRONLY | O_TRUNC,0);
if( !(fd<0) )
{
rt_kprintf("\r\n红外遥控编码文件 /resource/remote.txt 创建成功");
printf("\r\n/resource/remote.txt create succeed.");
}
else
{
rt_kprintf("\r红外遥控编码文件 /resource/remote.txt 创建失败.\r\n学习程序中止.");
printf("\r/resource/remote.txt create fail.\r\nabort.");
return -1;
}
@ -406,7 +418,7 @@ int rem_study(void)
for( i=0; i<6; i++)
{
unsigned int is_ok = 1;
rt_kprintf("\r\npress key %s",desc_key[i]);
printf("\r\npress key %s",desc_key[i]);
while( is_ok==1 )
{
if( (rem_mode==1) && (rt_tick_get()>first_tick+10) && (rx_count > 0) )
@ -414,7 +426,7 @@ int rem_study(void)
unsigned int a,b;
unsigned char * p = tmp_buf;
rt_kprintf("\r\n%s",desc_key[i]);
printf("\r\n%s",desc_key[i]);
b = rx_count;
p_rem_code_src[i].len = rx_count;
@ -463,7 +475,7 @@ int rem_study(void)
size = write(fd,(char*)tmp_buf,(b+1)*7 );
if( size==((b+1)*7) )
{
rt_kprintf("文件写入成功");
printf(" file write succeed!");
is_ok++;
rt_thread_delay( 2 );
@ -478,7 +490,7 @@ int rem_study(void)
}
else
{
rt_kprintf("文件写入失败\r\n红外学习程序退出");
printf(" file write fail.\r\nabort.");
return -1;
}
}
@ -486,7 +498,7 @@ int rem_study(void)
}//while( is_ok==1 )
}//for( i=0; i<6; i++)
close(fd);
rt_kprintf("\r\n学习完成,现在进入正常识别模式\r\n");
printf("\r\nremote study complete.The remote enable.\r\n");
rem_mode = 2;
return 0;
}