Address error Items tagged with Address error

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