TM 5-6675-316-14
Key
Control or Indicator
Function
Number Manipulation
Exchange Register
Roll Down
Interchanges contents of
X and Y-registers.
Rolls down contents of
automatic memory stack
for viewing in X-register
without loss of data.
When pressed, contents of
X-register is shifted to
T-register, T-register
shifts to Z-register, Z-
register shifts to Y-
register, and Y-register
advances to X-register
for viewing.
CLEAR X
Clears contents of dis-
played X-register.
6-8
