Skip to content
Permalink
Browse files

Add sample for Time date for FatFS like SPIFFS (#3234)

  • Loading branch information...
luc-github authored and me-no-dev committed Sep 22, 2019
1 parent 96d6975 commit a5935ce1cce7f2c3fa79d9008d527724b2b31fbe
Showing with 177 additions and 0 deletions.
  1. +177 −0 libraries/FFat/examples/FFat_time/FFat_time.ino
@@ -0,0 +1,177 @@
#include "FS.h"
#include "FFat.h"
#include <time.h>
#include <WiFi.h>

const char* ssid = "your-ssid";
const char* password = "your-password";

long timezone = 1;
byte daysavetime = 1;

void listDir(fs::FS &fs, const char * dirname, uint8_t levels){
Serial.printf("Listing directory: %s\n", dirname);

File root = fs.open(dirname);
if(!root){
Serial.println("Failed to open directory");
return;
}
if(!root.isDirectory()){
Serial.println("Not a directory");
return;
}

File file = root.openNextFile();
while(file){
if(file.isDirectory()){
Serial.print(" DIR : ");
Serial.print (file.name());
time_t t= file.getLastWrite();
struct tm * tmstruct = localtime(&t);
Serial.printf(" LAST WRITE: %d-%02d-%02d %02d:%02d:%02d\n",(tmstruct->tm_year)+1900,( tmstruct->tm_mon)+1, tmstruct->tm_mday,tmstruct->tm_hour , tmstruct->tm_min, tmstruct->tm_sec);
if(levels){
listDir(fs, file.name(), levels -1);
}
} else {
Serial.print(" FILE: ");
Serial.print(file.name());
Serial.print(" SIZE: ");
Serial.print(file.size());
time_t t= file.getLastWrite();
struct tm * tmstruct = localtime(&t);
Serial.printf(" LAST WRITE: %d-%02d-%02d %02d:%02d:%02d\n",(tmstruct->tm_year)+1900,( tmstruct->tm_mon)+1, tmstruct->tm_mday,tmstruct->tm_hour , tmstruct->tm_min, tmstruct->tm_sec);
}
file = root.openNextFile();
}
}

void createDir(fs::FS &fs, const char * path){
Serial.printf("Creating Dir: %s\n", path);
if(fs.mkdir(path)){
Serial.println("Dir created");
} else {
Serial.println("mkdir failed");
}
}

void removeDir(fs::FS &fs, const char * path){
Serial.printf("Removing Dir: %s\n", path);
if(fs.rmdir(path)){
Serial.println("Dir removed");
} else {
Serial.println("rmdir failed");
}
}

void readFile(fs::FS &fs, const char * path){
Serial.printf("Reading file: %s\n", path);

File file = fs.open(path);
if(!file){
Serial.println("Failed to open file for reading");
return;
}

Serial.print("Read from file: ");
while(file.available()){
Serial.write(file.read());
}
file.close();
}

void writeFile(fs::FS &fs, const char * path, const char * message){
Serial.printf("Writing file: %s\n", path);

File file = fs.open(path, FILE_WRITE);
if(!file){
Serial.println("Failed to open file for writing");
return;
}
if(file.print(message)){
Serial.println("File written");
} else {
Serial.println("Write failed");
}
file.close();
}

void appendFile(fs::FS &fs, const char * path, const char * message){
Serial.printf("Appending to file: %s\n", path);

File file = fs.open(path, FILE_APPEND);
if(!file){
Serial.println("Failed to open file for appending");
return;
}
if(file.print(message)){
Serial.println("Message appended");
} else {
Serial.println("Append failed");
}
file.close();
}

void renameFile(fs::FS &fs, const char * path1, const char * path2){
Serial.printf("Renaming file %s to %s\n", path1, path2);
if (fs.rename(path1, path2)) {
Serial.println("File renamed");
} else {
Serial.println("Rename failed");
}
}

void deleteFile(fs::FS &fs, const char * path){
Serial.printf("Deleting file: %s\n", path);
if(fs.remove(path)){
Serial.println("File deleted");
} else {
Serial.println("Delete failed");
}
}

void setup(){
Serial.begin(115200);
// We start by connecting to a WiFi network
Serial.println();
Serial.println();
Serial.print("Connecting to ");
Serial.println(ssid);

WiFi.begin(ssid, password);

while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
Serial.println("Contacting Time Server");
configTime(3600*timezone, daysavetime*3600, "time.nist.gov", "0.pool.ntp.org", "1.pool.ntp.org");
struct tm tmstruct ;
delay(2000);
tmstruct.tm_year = 0;
getLocalTime(&tmstruct, 5000);
Serial.printf("\nNow is : %d-%02d-%02d %02d:%02d:%02d\n",(tmstruct.tm_year)+1900,( tmstruct.tm_mon)+1, tmstruct.tm_mday,tmstruct.tm_hour , tmstruct.tm_min, tmstruct.tm_sec);
Serial.println("");

if(!FFat.begin(true)){
Serial.println("FFat Mount Failed");
return;
}

listDir(FFat, "/", 0);
removeDir(FFat, "/mydir");
createDir(FFat, "/mydir");
deleteFile(FFat, "/hello.txt");
writeFile(FFat, "/hello.txt", "Hello ");
appendFile(FFat, "/hello.txt", "World!\n");
listDir(FFat, "/", 0);
}

void loop(){

}


0 comments on commit a5935ce

Please sign in to comment.
You can’t perform that action at this time.