Sd Erase Sequence Error
Sd Erase Sequence Error
I guess this is why commercial shields work well. This may because SdFat does retries during initialization.Arduino does not support hardware CRC but SdFat has software CRC which is normally disabled.Could you please edit SdFatConfig.h at about line 35 and I'll definitly put it in my layout, I still can solder a 0 Ohm resisistor when I have to decide it's a bad idea anyhow!Thanks again guys. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #6 Jul 29, 2012, 02:56 pm Sorry for beeing so needy, but this is what you were thinking right?Is there
I messed up with my first layout so I had to cut traces and resolder them. CS is the ChipSelect, Ok. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #12 Jul 29, 2012, 07:49 pm Yeah, tried it again:Quoteinit time: 3 msCard type: SD2Manufacturer ID: 0X1BOEM ID: SMProduct: 00000Version: Using the CardInfo example of the SD library I even can initialize the Card properly.But there can't be found any partition on the card and I really can't tell why. http://www.microchip.com/forums/m530149.aspx
Sd Card Spi Protocol
The spec says the Min high input is 0.6Vcc. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #9 Jul 29, 2012, 04:47 pm Hi fat16lib,I edited the headerQuote#ifndef SdFatConfig_h#define SdFatConfig_h#include
And of course it doesn't work :-)The levelshifter shifts the hell out of my signals and the ones coming back from the card(watched it all with my oscilloscope). This can happen due to noise on MISO since I do thousands of retries waiting for the card to go ready. missing decoupling capacitor close to the sdcard (min 10uF ceramic, between vcc and gnd)3. Sd Card Initialization Commands Is the Miso compromised?
I don't have these. Sd Card Spi Initialization Sequence Subscribe to our Newsletters Email Please enter a valid email to subscribe Arduino Newsletter Arduino Store Newsletter Newsletter Italiana Cancel Next Confirm your email address We need to confirm your email If this works, you safed my bachelor thesis!Thanks!!! http://www.chlazza.net/sdcardinfo.html It would be helpful if you ran two example from the SdFat library.
pito Edison Member Posts: 2,228 Karma: 115[add] Pukao hats cleaning services Re: Micro-SD Card not formatted #7 Jul 29, 2012, 03:08 pm Last Edit: Jul 29, 2012, 03:25 pm by pitoReason: Sd Card Command Format pito Edison Member Posts: 2,228 Karma: 115[add] Pukao hats cleaning services Re: Micro-SD Card not formatted #5 Jul 29, 2012, 02:40 pm Last Edit: Jul 29, 2012, 02:42 pm by pitoReason: I'm using a SanDisk 2GB and the Mega-Board.Thing I already tried: - make it smaller than 1GB by partitioning typical issues when running an sdcard:1.
Sd Card Spi Initialization Sequence
miso vs. I think the right signals reach the card, but the answer doesn't find it's way to the arduino.I can post some osci-screenshots if you guys think it might help.Maybe important: I Sd Card Spi Protocol fat16lib Edison Member Posts: 2,180 Karma: 247[add] Arduino rocks Re: Micro-SD Card not formatted #1 Jul 28, 2012, 09:24 pm Most likely it is not a format problem. Sd Card Spi Interface Code I am using 2 x 10uF ceramic 0805 smd in parallel with my sdcard adapter (must be soldered very close to the sdcard pins).p.
I was dealing with this problem for 3 days straight.If you guys are ever near to Munich, give me a call :-)Thread closed. SdFat is located here http://code.google.com/p/sdfatlib/downloads/list.Run the SdInfo and QuickStart examples and post the error messages with error codes.If you get a message like this with an errorCode, you have a basic But my Arduino gives the clock, so I don't think so :-)2. This holds MISO high when there is no card and insures there won't be a false acceptance of CMD0, the first initialization command. Micro Sd Card Spi Interface
Maybe there's a loose contact or something and I couldn't get the rest of the message... This works even though a high level of 3.3V seem marginal as an input to the ATmega. long wires (shall be <15cm)p. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #11 Jul 29, 2012, 07:46 pm Ok, just tried to connect Miso directly to the board.
Well I think i should cut my testboard wires a little :-)First thing in the morning I'll try. Sd Card Spi Mode Initialization SDO probably means SD-Out, so the MiSo and SDI is SD-IN, so the MoSi? Same error code and so on...I'll try to connect the Miso directly to the Arduino and post the results.
I got several of these left...
That's why I suspect MISO. The only sure way to format an SD card to the SD standard is to use SDformatter https://www.sdcard.org/downloads/formatter_3/. Thank you for subscribing! Sd Card Spi Interface Specification I'll definitly try this one!!3.
This may give a better indication of where the problem is.It would be great if there was a way to connect MISO directly without the level shifter. Other utilities do not comply with the standard and won't help solve your problem.Most likely you have a low level I/O problems. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #14 Jul 29, 2012, 08:38 pm Good point. fat16lib Edison Member Posts: 2,180 Karma: 247[add] Arduino rocks Re: Micro-SD Card not formatted #10 Jul 29, 2012, 05:26 pm The SD status, errorData, has too many one bits to make
It appears to nearly work. I'm new to this so just confirming: About 10k in series on the 3.3V side of my levelshifter(so between shifter an SD-card). I blame it on my bad wiring. mosi 2.
SCK doesn't need no pullup, seems about right.4. Arduino via Egeo 16 Torino, 10131 Italy Ok Newsletter ©2016 Arduino Copyright Notice Contact us Loading... You're right. The best results are with smd ceramic multilayer capacitors ie. 10u, 22u, etc.
the bigger value the better . For read CID the status 0X1F, would be:Quote• In idle state: The card is in idle state and running the initializing process.• Erase reset: An erase sequence was cleared before executing Print Go Up Pages:  This link has expired. FrankyP Newbie Posts: 10 Karma: 0[add] Re: Micro-SD Card not formatted #4 Jul 29, 2012, 02:29 pm Thanks Pito these are a few things I didn't had in mind!!!1.
I'm pretty shure I didn't mix up MiSo and MoSi except the SD-Card wants to be the Master.