411UD Document #50759 Rev. E 12/09/2008 P/N 50759:E
23
Real Time Clock Mode
1st EVENT KEY
This key, along with the
UP
and
DOWN
arrow keys, are used only in Program Mode. Press the
1st
EVENT
key
at any time to display the first program memory address and its content. The following may be displayed on the
Programmer:
If the
1st EVENT
key is pressed a second time, the following will be displayed on the Programmer display:
The contents of any address can be viewed by entering the digits of the desired address. For example, to view the
contents of address 86, press the '8' key on the keypad. '8' will appear as the first digit in the display, a blank will
appear in the position of the second digit and the decimal point will move one position to the right, indicating that
the next digit can now be entered.
Press the '6' key on the keypad. '6' will appear as the second digit on the display and the decimal point will move
one position to the right. Press the
[ENTER/STORE]
to view the contents of address 86.
DOWN ARROW
Use the
DOWN
arrow key to decrement the memory address and view its content.
UP ARROW
Use the
UP
arrow key to increment the memory address and view its content.
[ENTER/STORE]
Stores entry into nonvolatile E
2
memory located on the 411UD printed circuit board, then increments to the next
higher address.
3.1.2 Programmer Display
Four 7-segment red LED characters provide visual display of information in the various modes of operation.
3.2
Real Time Clock Mode
Real Time Clock Mode is entered by pressing the
MODE
key followed by the 4-digit entry code
2525
and pressing
the
[ENTER/STORE]
key.
2525
spells CLCK on a Touch-Tone
®
phone.
00_F
(address)(data)
0.
Digit to be programmed
8_.
Digit to be programmed
86_.