Tag: sdcard Page 2 of 2

Issues with Multi-Block Writing

It turns out that issue of connection timeout, random protocol data is caused by the fact I did not call the write function after TCP and Ethernet layer…

Week 08 – HTTP2.c Meets SD-SPI.c

Continuing from the last week, the reason that why the connection will be timed out when uploading a larger file is due to the modification I made to…

Week 07 – Minor Modifications

The previous function of reading a sector is using a 512 bytes buffer, by doing minor modifying on the tightest loop to write into a pointer instead of…

Week 06 – Speeding Up The Read Speed, Recreate MBR to Reserve 1 MB of Space, Raw Reading & Writing

First Modification (29 June 2013) Three text files are created with size of 35 KB, 175KB and 350 KB. The files were created by simply duplicating the whole…

Week 05 – Extremely Unfavorable Speeds & Minicom

Uploading Large Files Since small files can be uploaded, now it is time to test with uploading large file (350 KB). Firstly, I try to generate a random…

Week 04 – Modifying the HTTP Source Code

It turns out that the TCP/IP MDD Demo given by Microchip is not that useful. It mainly redefined all the functions to open webpages stored in SD cards…

Week 03 – TCP/IP Stack, MMC Cards, TCP/IP MDD Demo & SD Card Not Detected by Computer

The PICDEM.NET 2 has a stand-alone Ethernet controller, ENC28J60 but the project is not going to use that stand-alone Ethernet controller. The project will use the Ethernet driver…

Week 02 – microSD Card, SDHC Card, microSDHC Card & a Bold Hypothesis

I continued working on the task with the SD cards. I first tested out the read and write example code in Microchip’s manual on¬†Implementing File I/O Functions Using…

Week 01 – Introductions, Tutorials and SD Card

I came to the office on 25th June, I was introduced by Dr. Shawn around the office and how to login to the computer I will be working…

8- HDMI taking too long.

My HDMI transmitter is taking way too long to finish with no one to blame but myself. In this post I’ll describe the general structure of my HDMI…

My 2nd week at AESTE

They say the first week is always the hardest. At the start of my second week, I was supposed to get the computer to read and write into…