#include "serial_at_cmd_app.h"
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#include "global_param.h"
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#include <string.h>
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uint8_t m_frame_data[MAX_FRAME_LEN] = {0};
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uint8_t m_frame_data_len = 0;
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void ParseFrame(void)
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{
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if(!memcmp(m_frame_data, "SET", 3))
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{
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g_com_map[ALARM_DISTANCE] = (m_frame_data[3]-'0')*1000 + (m_frame_data[4]-'0')*100 + (m_frame_data[5]-'0')*10 + (m_frame_data[6]-'0');
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}
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else if(!memcmp(m_frame_data, "DEV", 3))
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{
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g_com_map[ALARM_DEV] = m_frame_data[3]-'0';
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}
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}
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void UsartParseDataHandler(uint8_t data)
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{
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static uint8_t s_usart_state = 0;
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static uint8_t s_data_pos;
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switch(s_usart_state)
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{
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case 0:
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if(data=='A') s_usart_state= 1;
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break;
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case 1:
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if(data=='T') s_usart_state = 2;
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break;
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case 2:
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if(data=='+')
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{
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s_usart_state = 3;
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s_data_pos = 0;
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m_frame_data_len = 0;
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}
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break;
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case 3:
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m_frame_data_len = s_data_pos;
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m_frame_data[s_data_pos++] = data;
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if(data == 0x0d)
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{
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s_usart_state = 4;
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}
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if(s_data_pos >= MAX_FRAME_LEN) //Èç¹û³¬¹ý×î´ó³¤¶È
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{
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m_frame_data_len = MAX_FRAME_LEN;
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ParseFrame();
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s_usart_state = 0;
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}
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break;
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case 4:
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if(data == 0x0a)
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{
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ParseFrame();
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s_usart_state = 0;
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}
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break;
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default: break;
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}
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}
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