I was reading the Sanguinololu Reprap page and found this:
[reprap.org]
So my fuse settings may be bad. Got to spend few more $$ to buy some programmer and to get it rectified :X
[reprap.org]
Quote
Fuse Settings
The fuses for the atmel chip must be changed from the default factory settings to disable JTAG.
Symptoms of incorrect fuse settings:
X axis only moves in one direction.
Endstops do not work.
So my fuse settings may be bad. Got to spend few more $$ to buy some programmer and to get it rectified :X