SPI protocol with external DAC

Arduino: 1.6.2 (Windows 8.1), TD: 1.22-beta1, Board: "Arduino Uno"

sketch_sep03a.ino: In function 'void setup()':

sketch_sep03a.ino:11:12: error: 'pinSYNC_DAC' was not declared in this scope

Error compiling.

Please give us your real sketch that you are actually running.

What did you try to enter when you got those outputs? What did you expect to see in the output?