thanks !
I will look at it
Search found 9 matches
- Thu Jul 18, 2019 3:04 pm
- Forum: ESP32 Arduino
- Topic: open and Files information do not comply with Posix specifications
- Replies: 5
- Views: 9445
- Fri May 17, 2019 7:59 am
- Forum: ESP32 Arduino
- Topic: open and Files information do not comply with Posix specifications
- Replies: 5
- Views: 9445
Re: open and Files information do not complying with Posix specifications
New results : Initializing ... Initializing SD card Initializing SPIFF Initializations done ---- Running tests with a non existing file on : SD card : r a w r+ a+ w+ SPIFFS : r a w r+ a+ w+ Running tests with a existing empty file on : SD card : r a w r+ a+ w+ SPIFFS : r a w r+ a+ w+ Running tests w...
- Mon May 13, 2019 1:55 pm
- Forum: ESP32 Arduino
- Topic: open and Files information do not comply with Posix specifications
- Replies: 5
- Views: 9445
Re: Incorrect File object informations after file creation on a SD card and on SPIFFS
summary Initializing SPIFF Initializing SD card Initializations done Support Mode Open Size Position Available Size Position Available SD card r OK SD card a OK NOK OK NOK OK OK OK SD card w OK NOK OK NOK OK OK OK SPIFFS r NOK SPIFFS a OK NOK OK NOK NOK OK NOK SPIFFS w OK NOK OK NOK NOK OK NOK Resul...
- Mon May 13, 2019 8:00 am
- Forum: ESP32 Arduino
- Topic: File.available() v.s. File.size() at position zero in File
- Replies: 0
- Views: 2421
File.available() v.s. File.size() at position zero in File
Hi, can somebody explain me the reasons for such different types when manipulating Files and not only one : size_t below, we have : size_t (unsigned int), uint32_t , int :?: FS.h extract size_t write(uint8_t) override; size_t write(const uint8_t *buf, size_t size) override; int available() override;...
- Fri May 10, 2019 12:30 pm
- Forum: ESP32 Arduino
- Topic: open and Files information do not comply with Posix specifications
- Replies: 5
- Views: 9445
Re: Incorrect File object informations after file creation on a SD card and on SPIFFS
I extended the previous program to also tests SPIFFS and various file modes, the results are badly impressive ... :o :shock: To me there are clearly bugs, for example on SPIFFS, opening a non existing file in read mode will return a File object, when it clearly should not ! If a specialist of this c...
- Wed May 08, 2019 1:59 pm
- Forum: ESP32 Arduino
- Topic: open and Files information do not comply with Posix specifications
- Replies: 5
- Views: 9445
open and Files information do not comply with Posix specifications
Hello, this is the rework of my previous post "Incorrect File object information after file creation on a SD card and on SPIFFS" I extended the investigation and modified the test program that lead me to conclude that the implementation of the Arduino ESP32 file manipulation do not comply with Posix...
- Tue May 07, 2019 4:51 pm
- Forum: General Discussion
- Topic: SD card and file seek problem
- Replies: 3
- Views: 6447
Re: SD card and file seek problem
thanks @ESp_iggr
I switched to from FILE_WRITE to "a+" , and no more error ...
I switched to from FILE_WRITE to "a+" , and no more error ...
- Tue May 07, 2019 4:37 pm
- Forum: General Discussion
- Topic: SD card and file seek problem
- Replies: 3
- Views: 6447
Re: SD card and file seek problem
in the file <FS.h> the only possible options for open are : namespace fs { #define FILE_READ "r" #define FILE_WRITE "w" #define FILE_APPEND "a" class File; Here is the output of the above program : initialization done Openning file : /f1.txt Writing to file : /f1.txt Current Position : 32 New Positi...
- Tue May 07, 2019 3:59 pm
- Forum: General Discussion
- Topic: SD card and file seek problem
- Replies: 3
- Views: 6447
SD card and file seek problem
Hello the following code end up with a read returning -1 I don't see what I am missing here ... :( if you have ideas, thanks much ! #include <Arduino.h> #include <SPI.h> #include <SD.h> #include <errno.h> #include <WiFi.h> #include <time.h> #include <sys/time.h> #include <Wire.h> #include <EEPROM.h>...