209 lines
6.7 KiB
C
209 lines
6.7 KiB
C
/*
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* esp8266.c
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*
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* Created on: 2025Äê10ÔÂ18ÈÕ
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* Author: LHYe200
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*/
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#include "esp8266.h"
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#include "zf_driver_uart.h"
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#include "zf_common_fifo.h"
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#include "zf_driver_gpio.h"
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#include "zf_driver_delay.h"
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#include "status_led.h"
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const uint8 ESP8266_syncPkt[44] = {0x00, 0x08, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x07, 0x12, 0x20, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55};
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static uint8 syncPkt_index = 0;
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static uint8 esp8266_quit_download_judge_buffer[2] = {0};
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static uint8 esp8266_quit_download_judge_index = 0;
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static uint8 esp8266_quit_download_judge_flag = 0;
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static uint8 esp8266_init_flag = 0;
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uint8 esp8266_download_passthrough = 0;
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static uint8 esp8266_download_rst_flag = 0;
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// static uint16 esp8266_uart_pass_tx_buff_index = 0;
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// static uint16 esp8266_uart_pass_rx_buff_index = 0;
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void isr_uart0_rx_interrupt_hook_back(uint8 rev_data);
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// // fifo_struct esp8266_rx_fifo;
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// #define EU_BUFFER_SIZE 1024
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// uint8 esp8266_rx_buffer[EU_BUFFER_SIZE];
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// // fifo_struct esp8266_tx_fifo;
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// uint8 esp8266_tx_buffer[EU_BUFFER_SIZE];
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void ESP8266_Init(void)
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{
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uart_init(ESP8266_UART_CHANNEL, ESP8266_UART_BAUDRATE, ESP8266_UART_TX_PIN, ESP8266_UART_RX_PIN);
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uart_rx_interrupt(ESP8266_UART_CHANNEL, 1);
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// fifo_init(&esp8266_rx_fifo, FIFO_DATA_8BIT, esp8266_rx_buffer, sizeof(esp8266_rx_buffer));
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gpio_init(ESP8266_EN, GPO, 1, GPO_PUSH_PULL);
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gpio_init(ESP8266_RST, GPO, 1, GPO_PUSH_PULL);
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gpio_init(ESP8266_IO0, GPO, 1, GPO_PUSH_PULL);
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gpio_init(ESP8266_IO2, GPO, 1, GPO_PUSH_PULL);
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gpio_init(ESP8266_IO15, GPO, 0, GPO_PUSH_PULL);
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esp8266_init_flag = 1;
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}
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void ESP8266_send_data(uint8 *data, uint32 len)
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{
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if(esp8266_download_passthrough)
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{
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return;
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}
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uart_write_buffer(ESP8266_UART_CHANNEL, data, len);
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}
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void ESP8266_Main_Loop_Change_Mode(void)
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{
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if(esp8266_quit_download_judge_flag >= 4)
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{
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esp8266_download_passthrough = 0;
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esp8266_quit_download_judge_flag = 0;
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esp8266_download_rst_flag = 0;
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gpio_set_level(ESP8266_IO0, 1);
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gpio_set_level(ESP8266_IO2, 1);
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gpio_set_level(ESP8266_IO15, 0);
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gpio_set_level(ESP8266_EN, 0);
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// gpio_set_level(ESP8266_RST, 0);
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system_delay_ms(1);
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// gpio_set_level(ESP8266_RST, 1);
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gpio_set_level(ESP8266_EN, 1);
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OFF_LED(STATUS_LED_9);
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}
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if(esp8266_download_rst_flag >=3 && !esp8266_download_passthrough)
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{
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system_delay_ms(1);
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// gpio_set_level(ESP8266_RST, 1);
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gpio_set_level(ESP8266_EN, 1);
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esp8266_download_passthrough = 1;
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esp8266_download_rst_flag = 0;
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ON_LED(STATUS_LED_2);
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ON_LED(STATUS_LED_9);
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}
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}
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void ESP8266_Judge_Quit_Download_Mode(uint8 rev_data)
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{
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if(esp8266_download_passthrough && !esp8266_quit_download_judge_flag)
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{
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if(rev_data == 0xC0 && esp8266_quit_download_judge_buffer[0] != 0xC0)
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{
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esp8266_quit_download_judge_index = 0;
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}
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esp8266_quit_download_judge_buffer[esp8266_quit_download_judge_index++] = rev_data;
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if(esp8266_quit_download_judge_index >= 2 && esp8266_quit_download_judge_buffer[1] == 0x04)
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{
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esp8266_quit_download_judge_index = 0;
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esp8266_quit_download_judge_flag = 1;
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ON_LED(STATUS_LED_6);
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}
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}
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if(esp8266_quit_download_judge_flag == 1 && rev_data == 0xC0)
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{
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esp8266_quit_download_judge_flag = 2;
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ON_LED(STATUS_LED_7);
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}
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}
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void ESP8266_Auto_Download_Uart_Hook(void)
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{
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uint8 rev_tmp;
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while(uart_query_byte(UART_0, &rev_tmp))
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{
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if((rev_tmp == ESP8266_syncPkt[syncPkt_index]) && (esp8266_download_passthrough == 0) && esp8266_init_flag)
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{
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Flash_LED(STATUS_LED_3);
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syncPkt_index++;
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if(syncPkt_index >= 44)
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{
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// if(!esp8266_download_rst_flag)
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// {
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gpio_set_level(ESP8266_IO0, 0);
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gpio_set_level(ESP8266_IO2, 1);
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gpio_set_level(ESP8266_IO15, 0);
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// gpio_set_level(ESP8266_RST, 0);
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gpio_set_level(ESP8266_EN, 0);
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esp8266_download_rst_flag++;
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ON_LED(STATUS_LED_1);
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// }
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// else
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// {
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// gpio_set_level(ESP8266_RST, 1);
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// esp8266_download_passthrough = 1;
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// ON_LED(STATUS_LED_2);
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// }
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syncPkt_index = 0;
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}
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}
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else
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{
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syncPkt_index = 0;
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}
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if(esp8266_download_passthrough == 0)
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{
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isr_uart0_rx_interrupt_hook_back(rev_tmp);
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}
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else
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{
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// esp8266_tx_buffer[esp8266_uart_pass_tx_buff_index++] = rev_tmp;
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// if(esp8266_uart_pass_tx_buff_index >= EU_BUFFER_SIZE)
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// {
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// uart_write_buffer(ESP8266_UART_CHANNEL, esp8266_tx_buffer, esp8266_uart_pass_tx_buff_index);
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// esp8266_uart_pass_tx_buff_index = 0;
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// }
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// if(rev_tmp == 0xC0)
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// {
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// uart_write_buffer(ESP8266_UART_CHANNEL, esp8266_tx_buffer, esp8266_uart_pass_tx_buff_index);
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// esp8266_uart_pass_tx_buff_index = 0;
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// }
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uart_write_byte(ESP8266_UART_CHANNEL, rev_tmp);
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// ON_LED(STATUS_LED_3);
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// ESP8266_Judge_Quit_Download_Mode(rev_tmp);
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}
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}
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}
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void ESP8266_Uart_Callback(void)
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{
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uint8 rev_tmp;
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// ON_LED(STATUS_LED_4);
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while(uart_query_byte(ESP8266_UART_CHANNEL, &rev_tmp))
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{
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if(esp8266_download_passthrough)
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{
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// esp8266_rx_buffer[esp8266_uart_pass_rx_buff_index++] = rev_tmp;
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// if(esp8266_uart_pass_rx_buff_index >= EU_BUFFER_SIZE)
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// {
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// uart_write_buffer(UART_0, esp8266_rx_buffer, esp8266_uart_pass_rx_buff_index);
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// esp8266_uart_pass_rx_buff_index = 0;
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// }
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// if(rev_tmp == 0xC0)
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// {
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// uart_write_buffer(UART_0, esp8266_rx_buffer, esp8266_uart_pass_rx_buff_index);
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// esp8266_uart_pass_rx_buff_index = 0;
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// }
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uart_write_byte(UART_0, rev_tmp);
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// Flash_LED(STATUS_LED_5);
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if(esp8266_quit_download_judge_flag >= 2)
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{
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if(rev_tmp == 0xC0)
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{
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ON_LED(STATUS_LED_8);
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esp8266_quit_download_judge_flag ++;
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}
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}
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}
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else
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{
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// ´¦ÀíÆäËûÊý¾Ý
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}
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}
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}
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