ESP8266 RTOS 文件传输到外部 Flash(MX25L12835E)
为了写入字库到Flash只，但是现成找到的相关串口传输协议与工具都没有，只好自己写上位机工具与下位机协议
先是ESP8266的相关协议吧
相关的CRC16校证查位表，网上的好像高低位是反的，这里改了一下，
PS：抓时序时可以明显感觉到ESP8266的时序慢的可以，所以这ESP8266也就只能家用级用一下！所以不用太深入就是了！
这里我用到的存储空间为010000 到040000这几个块，所以后续使用，只能用050000或010000
主文件
#else
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <stddef.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/event_groups.h"
#include "esp_system.h"
#include "esp_wifi.h"
#include "esp_event_loop.h"
#include "esp_log.h"
#include "nvs_flash.h"
#include "user_uart.h"
#include "user_nvs.h"
#include "user_wifi.h"
#include "user_mqtt.h"
#include "user_ds3231.h"
#include "user_ssd1306.h"
#include <esp_http_server.h>
#include "lwip/netdb.h"
#include "driver/gpio.h"
#include "esp_types.h"
#include "user_uart.h"
#include "driver/uart.h"
#include "user_25l12835e.h"
#include "driver/spi.h"
#define countof(a) (sizeof(a) / sizeof(*(a)))
#define FLASH_WriteAddress 0x010000
const uint8_t auchCRCHi[] = {
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
0x80, 0x41, 0x00, 0xC1, 0x81, 0x40
};
const uint8_t auchCRCLo[] = {
0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,
0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD,
0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A,
0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,
0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,
0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4,
0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29,
0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,
0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,
0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67,
0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68,
0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,
0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,
0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B,
0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,
0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
0x43, 0x83, 0x41, 0x81, 0x80, 0x40
};
uint16_t CRC16(uint8_t *Pushdata, uint8_t length)
{
uint8_t uchCRCHi = 0xFF;
uint8_t uchCRCLo = 0xFF;
uint8_t uIndex;
while (length--)
{
uIndex = uchCRCHi^*Pushdata++;
uchCRCHi = uchCRCLo^auchCRCHi[uIndex];
uchCRCLo = auchCRCLo[uIndex];
}
return (uchCRCLo << 8 | uchCRCHi);
}
void app_main(void)
{
user_spi_master_init();
user_uart_init();
get_Manufacturer_ID();
uint8_t data[1024];
uint8_t dataindex = 0x00,//本次要处理的序号
ataindexed = 0x01;//已处理的序号
uint32_t addr=0x000000,temp_add =0x000000;
uint8_t datalen =0;
uint8_t Read_data[256];
while (1) {
memset(data,0,1024);
int len = user_uart0_read(data);
if(len>0){
if (data[0]==0x01) //ID
{
switch (data[1]) //帧功能 01表示数据，ff表示清除flash扇区
{
case 0x01:
if (datalen==0 || data[3]!=0x00)
datalen = data[3]; //数据有效性
uint16_t crccode, incrc;
crccode = CRC16(data,datalen+4);
incrc = data[datalen+4]<<8|data[datalen+5];
if(crccode ==incrc){ //说明数据无错正常的
if(data[2]==dataindex){ //帧刚好是需要的序号
//取得数据存入
uint8_t* P_data = data + 4;
SPI_FLASH_BufferWrite(P_data,FLASH_WriteAddress+addr,datalen);
memset(Read_data,0xff,countof(Read_data));
memcpy(Read_data, data, 4);
//取得flash的数据回显于串口
uint8_t* P_Read_data =Read_data + 4 ;
SPI_FLASH_BufferRead(P_Read_data,FLASH_WriteAddress+addr,datalen);
crccode = 0xffff;
crccode = CRC16(Read_data,datalen+4);
Read_data[4] =crccode>>8;
Read_data[5] =crccode&0x00ff;
//地址位提高
addr = addr+datalen;
dataindex++;//等待处理的帧序号增加
uart_write_bytes(UART_NUM_0,(const char *)Read_data,4+2);//响应当前帧
}
else
{
memset(Read_data,0xff,countof(Read_data));
memcpy(Read_data, data, 4);
Read_data[1]=0x03;
Read_data[2]=dataindex;
Read_data[4]=crccode>>8;
Read_data[5]=crccode&0x00ff;
uart_write_bytes(UART_NUM_0,(const char *)Read_data,4+2);//发送下一帧的数据
}
}
else
{
memset(Read_data,0xff,countof(Read_data));
memcpy(Read_data, data, 4);
Read_data[1]=0x03;
Read_data[2]=dataindex;
Read_data[4]=crccode>>8;
Read_data[5]=crccode&0x00ff;
uart_write_bytes(UART_NUM_0,(const char *)Read_data,4+2);//校正错误，请重发所要的帧
}
break;
case 0x02:
temp_add =0x000000;
temp_add = data[2]<<16|temp_add;
temp_add = data[3]<<8|temp_add;
temp_add = data[4]<<0|temp_add;
memset(Read_data,0xff,countof(Read_data));
SPI_FLASH_BufferRead(Read_data,temp_add,countof(Read_data));
uart_write_bytes(UART_NUM_0,(const char *)Read_data,countof(Read_data));
break;
case 0x03: //修改基地址偏移值，用于文件转输时的偏移
addr = data[2]<<16|addr;
addr = data[3]<<8|addr;
addr = data[4]<<0|addr;
addr = addr - FLASH_WriteAddress;
user_uart0_print("addr = %x\r\n",addr);
break;
case 0x04:
get_Manufacturer_ID();
break;
case 0xfe:
temp_add =0x000000;
temp_add = data[2]<<16|temp_add;
temp_add = data[3]<<8|temp_add;
temp_add = data[4]<<0|temp_add;
SPI_FLASH_SectorErase(temp_add);
user_uart0_print("0XFE orErase_ok");
break;
case 0xff:
SPI_FLASH_ChipErase();
user_uart0_print("SectorErase_ok");
break;
default:
user_uart0_print(0x2f);
break;
}
}
else
{
user_uart0_print(0x1f);
}
}
}
}
上位机是用C#写的，BUG是应该是有，能用就行，其他定时发送，我这里没有写了！
工程地址如下：用VS2015写的
https://files.cnblogs.com/files/praybb/Uart_tool.zip
