ESP8266 SPI_FLASH TEST

99a-esp8266_flash_rw_operation_cn_v1.0.pdf

 

	spi_flash_erase_sector(priv_param_start_sec + PRIV_PARAM_SAVE);
	spi_flash_write((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
	    		(uint32 *)&light_param, sizeof(struct light_saved_param));
        spi_flash_read((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
                 (uint32 *)&light_param_test, sizeof(struct light_saved_param));

2a-esp8266-sdk_getting_started_guide_cn.pdf

小编用的是8Mbit的ESP8266模块，直插DIP排针板载天线即ESP8266-01模块

 

附user_main.c

/*
 * ESPRESSIF MIT License
 *
 * Copyright (c) 2016 
 *
 * Permission is hereby granted for use on ESPRESSIF SYSTEMS ESP8266 only, in which case,
 * it is free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the Software is furnished
 * to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or
 * substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#include "ets_sys.h"
#include "osapi.h"
#include "driver/uart.h"
#include "user_tcpclient.h"
#include "user_interface.h"


#include "user_httpwebserver.h"

#define PRIV_PARAM_SAVE     0
#define FLASH_TEST
uint32 priv_param_start_sec;

#ifdef FLASH_TEST
/******************************************************************************
 * spi flash test,uart printf"
 * before0,0,0,0


 * write20,1,2,3,ifengzai,kangshihuang


 * erase0,0,0,0"
 *
*******************************************************************************/
struct light_saved_param {
    uint32  pwm_period;
    uint32  pwm_duty[5];
    char rout_ssid[64];
    char rout_pwd[32];
};
void ICACHE_FLASH_ATTR
user_spi_flash_test(void)
{
	uint16 i=60000;
	struct light_saved_param light_param,light_param_test;
	light_param.pwm_period = 20;
    uint32 light_init_target[5]={1,2,3,4,5};
//读flash
    //while(i--);i=60000;
    spi_flash_read((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
                 (uint32 *)&light_param_test, sizeof(struct light_saved_param));
    os_printf("\r\nbefore%d,%d,%d,%d\r\n\r\n",light_param_test.pwm_period,light_param_test.pwm_duty[0],
    		light_param_test.pwm_duty[1],light_param_test.pwm_duty[2]);
    //while(i--);i=60000;
//写flash
    os_memcpy(light_param.pwm_duty,light_init_target,sizeof(light_param.pwm_duty));
    os_memcpy(light_param.rout_ssid,"ifengzai",sizeof("ifengzai"));
    os_memcpy(light_param.rout_pwd,"kangshihuang",sizeof("kangshihuang"));
	spi_flash_erase_sector(priv_param_start_sec + PRIV_PARAM_SAVE);
	spi_flash_write((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
	    		(uint32 *)&light_param, sizeof(struct light_saved_param));
//延时,读
	//while(i--);i=60000;
	os_memset(&light_param_test, 0, sizeof(struct light_saved_param));
    spi_flash_read((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
                 (uint32 *)&light_param_test, sizeof(struct light_saved_param));
    os_printf("\r\nwrite%d,%d,%d,%d,%s,%s\r\n\r\n",light_param_test.pwm_period,light_param_test.pwm_duty[0],
    		light_param_test.pwm_duty[1],light_param_test.pwm_duty[2],light_param_test.rout_ssid,
			light_param_test.rout_pwd);
    //while(i--);i=60000;
//清零 ，写
    os_memset(&light_param, 0, sizeof(struct light_saved_param));
	spi_flash_erase_sector(priv_param_start_sec + PRIV_PARAM_SAVE);
	spi_flash_write((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
	    		(uint32 *)&light_param, sizeof(struct light_saved_param));
//延时,读
	//while(i--);i=60000;
	os_memset(&light_param_test, 0, sizeof(struct light_saved_param));
	spi_flash_read((priv_param_start_sec + PRIV_PARAM_SAVE) * SPI_FLASH_SEC_SIZE,
	                 (uint32 *)&light_param_test, sizeof(struct light_saved_param));
	os_printf("\r\nerase%d,%d,%d,%d\r\n\r\n",light_param_test.pwm_period,light_param_test.pwm_duty[0],
	    		light_param_test.pwm_duty[1],light_param_test.pwm_duty[2]);

}
#endif
/******************************************************************************
 * FunctionName : user_rf_cal_sector_set
 * Description  : SDK just reversed 4 sectors, used for rf init data and paramters.
 *                We add this function to force users to set rf cal sector, since
 *                we don't know which sector is free in user's application.
 *                sector map for last several sectors : ABCCC
 *                A : rf cal
 *                B : rf init data
 *                C : sdk parameters
 * Parameters   : none
 * Returns      : rf cal sector
*******************************************************************************/
uint32 ICACHE_FLASH_ATTR
user_rf_cal_sector_set(void)
{
    enum flash_size_map size_map = system_get_flash_size_map();
    uint32 rf_cal_sec = 0;

    switch (size_map) {
        case FLASH_SIZE_4M_MAP_256_256:
            rf_cal_sec = 128 - 5;
            priv_param_start_sec = 0x3C;
            break;

        case FLASH_SIZE_8M_MAP_512_512:
            rf_cal_sec = 256 - 5;
            priv_param_start_sec = 0x7C;
            break;

        case FLASH_SIZE_16M_MAP_512_512:
            rf_cal_sec = 512 - 5;
            priv_param_start_sec = 0x7C;
            break;
        case FLASH_SIZE_16M_MAP_1024_1024:
            rf_cal_sec = 512 - 5;
            priv_param_start_sec = 0xFC;
            break;

        case FLASH_SIZE_32M_MAP_512_512:
            rf_cal_sec = 1024 - 5;
            priv_param_start_sec = 0x7C;
            break;
        case FLASH_SIZE_32M_MAP_1024_1024:
            rf_cal_sec = 1024 - 5;
            priv_param_start_sec = 0xFC;
            break;

        case FLASH_SIZE_64M_MAP_1024_1024:
            rf_cal_sec = 2048 - 5;
            priv_param_start_sec = 0xFC;
            break;
        case FLASH_SIZE_128M_MAP_1024_1024:
            rf_cal_sec = 4096 - 5;
            priv_param_start_sec = 0xFC;
            break;
        default:
            rf_cal_sec = 0;
            priv_param_start_sec = 0;
            break;
    }

    return rf_cal_sec;
}


void ICACHE_FLASH_ATTR
user_rf_pre_init(void)
{

}

/******************************************************************************
 * FunctionName : user_init
 * Description  : entry of user application, init user function here
 * Parameters   : none
 * Returns      : none
*******************************************************************************/
void ICACHE_FLASH_ATTR
user_init(void)
{
	uart_init(BIT_RATE_115200, BIT_RATE_115200);
	os_printf("SDK version:%s\n", system_get_sdk_version());
	os_printf("hello_ai\n");

#ifdef FLASH_TEST
	user_spi_flash_test();
#endif

//这里是wifi初始化，ap+station模式，连接路由器，连接tcp服务器
	//tcpuser_init();

//这里是web http协议，网页配置的函数
	//user_httpwebserver_init();


}

打印结果