Sd card initialization

Dear sir, after having some minor modification on the source code. i similar error but in different line of the code... below is my source code and error messages. May i know how to get rid of this error. I am still unable to get my card initialized...


1 #include <AT89C51ED2.H>
2 #define sd_input P1_7
3 #define sd_output P1_5
4 #define sd_clock P1_6
5 #define sd_cs P1_1
6 #define CMD0 0x00
7 #define ... Read Compelte post
Other Tags: at89c51ed2   illegal command   address error   
Posted by nismo on Sat Aug 09 2008, 06:28 PM

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ExperimenterUK
Mon Jan 07 2019, 09:01 AM
@REVOCATUS please post in the AVR forum
Mon Dec 24 2018, 02:55 PM
REVOCATUS MATEMU
sorry I mean referee boards for player substitution
Mon Dec 24 2018, 02:54 PM
REVOCATUS MATEMU
hi am.looking how to build referee by using Atmega 328 and its codes
Sat Dec 15 2018, 07:15 PM
Arslan ayoub
Hii ,, can I get the simulation of numeric keypad lock on proteus
ExperimenterUK
Mon Dec 03 2018, 10:47 PM
Please post questions in the forum. The chat box is for chat
Mon Dec 03 2018, 12:13 PM
help!me!
help! I don't understand busy flag!
Mon Dec 03 2018, 01:31 AM
ile
hello
Mon Nov 12 2018, 11:28 AM
Pavan_user
i have seen your replica of I2C programming using AT89C51 but i am unable to understand the "ack_bit" variable usage ...looks like it is always 1...can you elaborate how acknowledgment is working....
bgk3678
Tue Nov 06 2018, 08:06 PM
kindly any one give solution for my problem
ExperimenterUK
Tue Nov 06 2018, 03:18 AM
Pins high is the normal state. You need a program to set them low

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Sat Jan 26 2019, 07:19 PM
Yes that helps a lot.At first sight I can't see th...
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@ExperimenterUK I have updated the post with more ...
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Which 8051 chip are you using ?
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Guys pleaseeeee :((
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