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rtt-f030/bsp/stm32_radio/remote.c

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add remote for stm32_netradio git-svn-id: https://rt-thread.googlecode.com/svn/trunk@363 bbd45198-f89e-11dd-88c7-29a3b14d5316
2010-02-02 03:53:57 +08:00
/*
+-----------------------
|
| <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧϰң<EFBFBD><EFBFBD>
|
| Chang Logs:
| Date Author Notes
| 2010-01-02 aozima The bate version.
+----------------------------------------------------
*/
#include <rtthread.h>
#include <dfs_posix.h>
#include <stm32f10x.h>
unsigned int rem_mode = 0;//<2F><><EFBFBD><EFBFBD>ģʽ 0:û<><C3BB><EFBFBD><EFBFBD>,1:<3A><>ѧϰ,2:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
static unsigned int first_tick = 0;
static unsigned int rx_count = 0;
static unsigned short rm_code[100];
struct rem_codes_typedef
{
unsigned int len;
unsigned short rem_code[100];
};
struct rem_codes_typedef * p_rem_code_src = RT_NULL;
static const char str1[]="KEY_UP"; /* <20><> */
static const char str2[]="KEY_DOWN"; /* <20><> */
static const char str3[]="KEY_LEFT"; /* <20><> */
static const char str4[]="KEY_RIGHT"; /* <20><> */
static const char str5[]="KEY_ENTER"; /* ȷ<><C8B7> */
static const char str6[]="KEY_RETURN"; /* <20><><EFBFBD><EFBFBD> */
static const char * desc_key[6]= {str1,str2,str3,str4,str5,str6};
#define wucha 15
/* tim5 configure */
static void TIM5_Configuration(void)
{
/* ʱ<>Ӽ<EFBFBD><D3BC><EFBFBD>Ƶ<EFBFBD><C6B5><EFBFBD><EFBFBD> */
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
/* Time Base configuration */
/* 72M/720 = 0.01ms */
TIM_TimeBaseStructure.TIM_Prescaler = 720-1;
//<2F><><EFBFBD><EFBFBD>ģʽ:<3A><><EFBFBD>ϼ<EFBFBD><CFBC><EFBFBD>
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseStructure.TIM_Period = 0xFFFF;
TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1;
//<2F><><EFBFBD>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼֵ
TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;
TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure);
}
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
{
TIM_ICInitTypeDef TIM_ICInitStructure;
TIM_ICInitStructure.TIM_ICPrescaler = TIM_ICPSC_DIV1;/* ÿ<>μ<EFBFBD><CEBC>⵽<EFBFBD><E2B5BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CDB4><EFBFBD>һ<EFBFBD>β<EFBFBD><CEB2><EFBFBD> */
TIM_ICInitStructure.TIM_ICFilter = 8;/* <20>˲<EFBFBD> */
TIM_ICInitStructure.TIM_Channel = TIM_Channel_3;//ѡ<><D1A1>ͨ<EFBFBD><CDA8>3
TIM_ICInitStructure.TIM_ICPolarity = TIM_ICPolarity_Falling;//<2F>½<EFBFBD><C2BD><EFBFBD>
TIM_ICInitStructure.TIM_ICSelection = TIM_ICSelection_DirectTI;//ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1>
TIM_ICInit(TIM5, &TIM_ICInitStructure);
TIM_ICInitStructure.TIM_Channel = TIM_Channel_4;//ѡ<><D1A1>ͨ<EFBFBD><CDA8>3
TIM_ICInitStructure.TIM_ICPolarity = TIM_ICPolarity_Rising;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
TIM_ICInitStructure.TIM_ICSelection = TIM_ICSelection_IndirectTI;//ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1>
TIM_ICInit(TIM5, &TIM_ICInitStructure);
}
/* <20><><EFBFBD>봥<EFBFBD><EBB4A5>Դѡ<D4B4><D1A1>:<3A>ⲿ<EFBFBD><E2B2BF><EFBFBD>봥<EFBFBD><EBB4A5> */
TIM_SelectInputTrigger(TIM5, TIM_TS_ETRF);//TIM_TS_ETRF <20>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD>
/* <20><>ģʽ-<2D><>λģʽ */
/* TIM_SlaveMode_Reset 4:ѡ<>еĴ<D0B5><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(TRGI)<29><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>³<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>¼Ĵ<C2BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ź<EFBFBD> */
TIM_SelectSlaveMode(TIM5, TIM_SlaveMode_Reset);
TIM_SelectMasterSlaveMode(TIM5, TIM_MasterSlaveMode_Enable);
/* TIM enable counter */
TIM_Cmd(TIM5, ENABLE);
/* Enable the CC3 and CC4 Interrupt Request */
TIM_ITConfig(TIM5, TIM_IT_CC3, ENABLE);
TIM_ITConfig(TIM5, TIM_IT_CC4, ENABLE);
}
static void NVIC_Configuration(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
/* Enable the TIM5 global Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = TIM5_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}
static void RCC_Configuration(void)
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE);
/* TIM5 clock enable */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM5, ENABLE);
/* clock enable */
RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOA ,ENABLE);
}
static void GPIO_Configuration(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
/* TIM5 channel 3 pin (PA.02) configuration */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
}
void rem_start(void)
{
RCC_Configuration();
GPIO_Configuration();
/* configure TIM5 for remote and encoder */
NVIC_Configuration();
TIM5_Configuration();
p_rem_code_src = rt_malloc( 1500 );
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ */
{
int fd,size;
char buf[6];//<2F>ļ<EFBFBD><C4BC><EFBFBD>ȡ<EFBFBD><C8A1>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
unsigned int i;
unsigned short tmp;
unsigned int read_index = 0;
unsigned int EOF_flag = 1;
rt_kprintf("\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ");
fd = open("/resource/remote.txt",O_RDONLY,0);
if( fd>0 )
{
rt_kprintf("\r/resource/remote.txt<78>򿪳ɹ<F2BFAAB3>");
while( EOF_flag )
{
//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
size = read(fd,buf,6);
if( (size == 6) && (buf[4]=='\r') && buf[5]=='\n' )
{
//ת<><D7AA><EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
tmp = (buf[0]-'0')*1000
+ (buf[1]-'0')*100
+ (buf[2]-'0')*10
+ (buf[3]-'0');
if( tmp<100 )
{
unsigned int code_len = tmp;
p_rem_code_src[read_index].len = code_len;
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD>
for(i=0; i<code_len; i++)
{
size = read(fd,buf,6);
if( (size == 6) && (buf[4]=='\r') && buf[5]=='\n' )
{
tmp = (buf[0]-'0')*1000
+ (buf[1]-'0')*100
+ (buf[2]-'0')*10
+ (buf[3]-'0');
p_rem_code_src[read_index].rem_code[i] = tmp;
}
}
read_index++;
}
}
else
{
EOF_flag = 0;
}
}//while( EOF_flag )
//<2F><><EFBFBD>ù<EFBFBD><C3B9><EFBFBD>ģʽΪ<CABD><CEAA><EFBFBD><EFBFBD>ʶ<EFBFBD><CAB6>ģʽ
rem_mode = 2;
rt_kprintf("\r<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C>Ѵ򿪺<D1B4><F2BFAABA><EFBFBD>ң<EFBFBD>ع<EFBFBD><D8B9><EFBFBD>\r\n");
}
else
{
rt_kprintf("\r<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD> /resource/remote.txt <20><><EFBFBD><EFBFBD>ʧ<EFBFBD><CAA7>! fd:%d\r\n<EFBFBD>޷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD>.\r\n<EFBFBD><EFBFBD>ִ<EFBFBD><EFBFBD>rem_study()<29><><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD>ѧϰ\r\n",fd);
}
close(fd);
}/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ */
}
#include <rtgui/event.h>
void rem_encoder(struct rtgui_event_kbd * p)
{
struct rtgui_event_kbd * p_kbd_event = p;
/* <20><><EFBFBD><EFBFBD>ң<EFBFBD><D2A3>ƥ<EFBFBD><C6A5> */
if( (rem_mode==2) && (rt_tick_get()>first_tick+10) && (rx_count > 0) )
{
/* <20>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
rm_code[0] = 0;
rx_count = 0;
#if 0
{
unsigned int iii;
for(iii=0; iii<100; iii++)
{
rt_kprintf("\r\n%d",rm_code[iii]);
}
}
#endif
#if 1
{
unsigned int tmp;
unsigned int fflag = 0;
unsigned int rem_cmp_n = 6;
//ѭ<><D1AD>ƥ<EFBFBD><C6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>KEY
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);
if( tmp2 )
{
for(tmp=0; tmp<tmp2; tmp++)
{
if( !( (rm_code[tmp] < p_rem_code_src[6-rem_cmp_n].rem_code[tmp]+wucha) && (rm_code[tmp] > p_rem_code_src[6-rem_cmp_n].rem_code[tmp]-wucha)) )
{
fflag = 1;
//rt_kprintf("\r\nerr %d: rm_code[%d] p_rem_code_src[%d].rem_code[%d]",tmp,rm_code[tmp],6-rem_cmp_n,p_rem_code_src[ 6-rem_cmp_n].rem_code[tmp]);
}
}
}
else
{
fflag = 1;
rt_kprintf("\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>");
}
if(fflag==0)
{
//<2F>ɹ<EFBFBD>
rt_kprintf("\r\nʶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ذ<EFBFBD><EFBFBD><EFBFBD> %s",desc_key[6-rem_cmp_n]);
switch( rem_cmp_n )
{
case 6:
p_kbd_event->key = RTGUIK_UP;
break;
case 5:
p_kbd_event->key = RTGUIK_DOWN;
break;
case 4:
p_kbd_event->key = RTGUIK_LEFT;
break;
case 3:
p_kbd_event->key = RTGUIK_RIGHT;
break;
case 2:
p_kbd_event->key = RTGUIK_RETURN;
break;
case 1:
p_kbd_event->key = RTGUIK_HOME;
break;
default:
break;
}
rem_cmp_n = 0;
}
else
{
//<2F><><EFBFBD>ɹ<EFBFBD>
fflag = 0;
rem_cmp_n --;
}
}
}
#endif
}//<2F><><EFBFBD><EFBFBD>ң<EFBFBD><D2A3>ƥ<EFBFBD><C6A5>
}
/* remote isr */
void remote_isr(void)
{
static unsigned int clr_flag = 1;
unsigned int tick_now = rt_tick_get();
/* <20><><EFBFBD><EFBFBD>ң<EFBFBD><D2A3><EFBFBD>½<EFBFBD><C2BD><EFBFBD> */
if(TIM_GetITStatus(TIM5, TIM_IT_CC3) == SET)
{
switch( rem_mode )
{
case 0://δ<><CEB4><EFBFBD><EFBFBD>
break;
case 1://<2F><>ѧϰ
if( (rx_count==0) || (rx_count>90) || (tick_now>first_tick+10) )
{
//<2F><>Ҫ<EFBFBD><D2AA>0
rx_count = 0;
clr_flag = 1;
}
if( rx_count<100 )
{
rm_code[rx_count++] = TIM_GetCapture3(TIM5);
}
break;
case 2://<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if( (rx_count>90) || tick_now>first_tick+10 )
{
rx_count = 0;
clr_flag = 1;
}
if(rx_count<100 )
{
rm_code[rx_count++] = TIM_GetCapture3(TIM5);
}
break;
default:
rem_mode = 0;//<2F><><EFBFBD><EFBFBD>ģʽΪδ<CEAA><CEB4><EFBFBD><EFBFBD>
break;
}
TIM_ClearITPendingBit(TIM5, TIM_IT_CC3);
}
/* <20><><EFBFBD><EFBFBD>ң<EFBFBD><D2A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
if(TIM_GetITStatus(TIM5, TIM_IT_CC4) == SET)
{
switch( rem_mode )
{
case 0://δ<><CEB4><EFBFBD><EFBFBD>
break;
case 1://<2F><>ѧϰ
if( rx_count<100 )
{
rm_code[rx_count++] = TIM_GetCapture4(TIM5);
}
break;
case 2://<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if( rx_count<100 )
{
rm_code[rx_count++] = TIM_GetCapture4(TIM5);
}
break;
default:
rem_mode = 0;//<2F><><EFBFBD><EFBFBD>ģʽΪδ<CEAA><CEB4><EFBFBD><EFBFBD>
break;
}
TIM_ClearITPendingBit(TIM5, TIM_IT_CC4);
}
//<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
first_tick = tick_now;
//<2F><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD>
if( clr_flag )
{
//<2F><><EFBFBD>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD>
TIM_SetCounter(TIM5,0);
clr_flag = 0;
}
}
#include <finsh.h>
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧϰ<D1A7><CFB0><EFBFBD><EFBFBD> */
int rem_study(void)
{
unsigned int i;
int fd,size;
unsigned char tmp_buf[606];
rem_mode = 1;
rx_count = 0;
rt_kprintf("\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
fd = open("/resource/remote.txt",O_WRONLY | O_TRUNC,0);
if( !(fd<0) )
{
rt_kprintf("\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD> /resource/remote.txt <20><><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>");
}
else
{
rt_kprintf("\r<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD> /resource/remote.txt <20><><EFBFBD><EFBFBD>ʧ<EFBFBD><CAA7>.\r\nѧϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ.");
return -1;
}
//ѧϰ6<CFB0><36><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for( i=0; i<6; i++)
{
unsigned int is_ok = 1;
rt_kprintf("\r\npress key %s",desc_key[i]);
while( is_ok==1 )
{
if( (rem_mode==1) && (rt_tick_get()>first_tick+10) && (rx_count > 0) )
{
unsigned int a,b;
unsigned char * p = tmp_buf;
rt_kprintf("\r\n%s",desc_key[i]);
b = rx_count;
p_rem_code_src[i].len = rx_count;
/* TIM disable counter */
TIM_Cmd(TIM5, DISABLE);
/* disable the CC3 and CC4 Interrupt Request */
TIM_ITConfig(TIM5, TIM_IT_CC3, DISABLE);
TIM_ITConfig(TIM5, TIM_IT_CC4, DISABLE);
p[0] = rx_count / 1000 +'0';
rx_count = rx_count % 1000;
p[1] = rx_count / 100 +'0';
rx_count = rx_count % 100;
p[2] = rx_count / 10 +'0';
rx_count = rx_count % 10;
p[3] = rx_count +'0';
rx_count = 0;
p[4] = '\r';
p[5] = '\n';
p += 6;
rm_code[0] = 0;
for( a=0; a<b; a++)
{
p_rem_code_src[i].rem_code[a] = rm_code[a];
p[0] = rm_code[a] / 1000 +'0';
rm_code[a] = rm_code[a] % 1000;
p[1] = rm_code[a] / 100 +'0';
rm_code[a] = rm_code[a] % 100;
p[2] = rm_code[a] / 10 +'0';
rm_code[a] = rm_code[a] % 10;
p[3] = rm_code[a] +'0';
p[4] = '\r';
p[5] = '\n';
p += 6;
}
size = write(fd,(char*)tmp_buf,(b+1)*6 );
if( size==((b+1)*6) )
{
rt_kprintf("<EFBFBD>ļ<EFBFBD>д<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>");
is_ok++;
rt_thread_delay( 2 );
/* <20><><EFBFBD>´<EFBFBD><C2B4><EFBFBD> TIM5 <20><><EFBFBD>в<EFBFBD><D0B2><EFBFBD> */
TIM_ClearITPendingBit(TIM5, TIM_IT_CC3);
TIM_ClearITPendingBit(TIM5, TIM_IT_CC4);
/* TIM ENABLE counter */
TIM_Cmd(TIM5, ENABLE);
/* ENABLE the CC3 and CC4 Interrupt Request */
TIM_ITConfig(TIM5, TIM_IT_CC3, ENABLE);
TIM_ITConfig(TIM5, TIM_IT_CC4, ENABLE);
}
else
{
rt_kprintf("<EFBFBD>ļ<EFBFBD>д<EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD>");
return -1;
}
}
rt_thread_delay(1);
}//while( is_ok==1 )
}//for( i=0; i<6; i++)
close(fd);
rt_kprintf("\r\nѧϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʶ<EFBFBD><CAB6>ģʽ\r\n");
rem_mode = 2;
return 0;
}
FINSH_FUNCTION_EXPORT(rem_study, rem_study);