http://www.8051projects.net/ Learn to make simple microcontroller projects, pic, 8051, avr and arm projects. download 8051 projects, tutorials, libraries, sample codes. join the microcontroller discussion forum and ask doubts regarding electronics. the best source for 8051 over internet. en-gb 2009-01-07T22:25:44-08:00 contact@nospam.com hourly 1 2000-01-01T12:00+00:00 http://www.8051projects.net/forum-t718.html 2009-01-07T22:25:44-08:00 hello sir the error while compiling is as under.i am sending the output window result, "build target 'simulator' compilling rtc.c ..... compilling lcd.c .... compilling project.c ......linking ......BL51 BANKED LINKER/LOCATOR V4.20-SN:K1PRP-MWVI9ECOPYRIGHT KEIL ELEKTRONIK Gm 1987-2001"...\rtc.obj","...\lcd.obj","...\project.obj",To ".....\project"PRINT(".\project.m51") RAMSIZE(256)***FATAL ERROR L211:I/O ERROR ON OUTPUT FILE:EXCEPTION 0029H:ACCESS TO FILE DENIEDFILE:.../projectTarget not created" this is the output.you please go throuth it and tell how could we solve the error. if you can then send me the hex file for ur source code my id is shashubhai_37@yahoo.co.in http://www.8051projects.net/forum-t718.html 2009-01-07T22:25:44-08:00 Ajay first of all please do not create duplicate posts.. and if you have made changes in the code.. please be careful.. coz you are using too much of RAM.if you want to add something, then add in such a way that.. u have sufficient RAM for the stack. otherwise controller will crash.again Do Not create duplicate posts!keep your problems in 1 thread.. so easy to track them for you. ok? http://www.8051projects.net/forum-t718.html 2009-01-07T22:25:44-08:00 vikthered can i have the code for Digital Clock using ds1307 and 8051 (Without Alarm) in assembly..pls....i found the code in C... can i pls have it in asm???? http://www.8051projects.net/forum-t718.html 2009-01-07T22:25:44-08:00 Ajay i think someone is already working on clock without alarm. see the post by pinky in the forum. ask her how much she has done.