user_init is the entry of program.
Notice that call
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//need not mac address
stationConf.bssid_set = 0; before
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wifi_station_set_config(&stationConf); Otherwise it may check target AP's MAC address
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LOCAL os_timer_t test_timer;
/******************************************************************************
* FunctionName : user_esp_platform_check_ip
* Description : check whether get ip addr or not
* Parameters : none
* Returns : none
*******************************************************************************/
void ICACHE_FLASH_ATTR
user_esp_platform_check_ip(void)
{
struct ip_info ipconfig;
//disarm timer first
os_timer_disarm(&test_timer);
//get ip info of ESP8266 station
wifi_get_ip_info(STATION_IF, &ipconfig);
if (wifi_station_get_connect_status() == STATION_GOT_IP && ipconfig.ip.addr != 0) {
os_printf("got ip !!! \r\n");
} else {
if ((wifi_station_get_connect_status() == STATION_WRONG_PASSWORD ||
wifi_station_get_connect_status() == STATION_NO_AP_FOUND ||
wifi_station_get_connect_status() == STATION_CONNECT_FAIL)) {
os_printf("connect fail !!! \r\n");
} else {
//re-arm timer to check ip
os_timer_setfn(&test_timer, (os_timer_func_t *)user_esp_platform_check_ip, NULL);
os_timer_arm(&test_timer, 100, 0);
}
}
}
/******************************************************************************
* FunctionName : user_set_station_config
* Description : set the router info which ESP8266 station will connect to
* Parameters : none
* Returns : none
*******************************************************************************/
void ICACHE_FLASH_ATTR
user_set_station_config(void)
{
// Wifi configuration
char ssid[32] = SSID;
char password[64] = PASSWORD;
struct station_config stationConf;
os_memset(stationConf.ssid, 0, 32);
os_memset(stationConf.password, 0, 64);
//need not mac address
stationConf.bssid_set = 0;
//Set ap settings
os_memcpy(&stationConf.ssid, ssid, 32);
os_memcpy(&stationConf.password, password, 64);
wifi_station_set_config(&stationConf);
//set a timer to check whether got ip from router succeed or not.
os_timer_disarm(&test_timer);
os_timer_setfn(&test_timer, (os_timer_func_t *)user_esp_platform_check_ip, NULL);
os_timer_arm(&test_timer, 100, 0);
}
/******************************************************************************
* FunctionName : user_init
* Description : entry of user application, init user function here
* Parameters : none
* Returns : none
*******************************************************************************/
void user_init(void)
{
os_printf("SDK version:%s\n", system_get_sdk_version());
//Set softAP + station mode
wifi_set_opmode(STATIONAP_MODE);
// ESP8266 connect to router.
user_set_station_config();
}