U - Index of

KS5113
CMOS DIGITAL INTEGRATED CIRCUIT
TEST FUNCTIONS
T1 T2 T3 AC sw Function
o 0 0 0 Normal
f-------+------+----.-f---.-~~ .. - -~-------- .. I-----------~---------
Clock 0 Test 256Hz drive
f-------f-------f--------f-------f- -~------ .. -.~-------~------
Clock o Test 8Hz drive
. __ ._--_.-._--------
Clock 0 Clock Minute display & TEST
f-------+------f------f--------f------.----f-----------------.
Clock 0 Clock Hour display & TEST
f-------+------f------.f------- -- ---------.--- f---~--.~----------
o 1 Initial SET
f--------+-------+---------j---------. ---.--.-------1----------.. ------
1 LAMP TEST
Switch Operation
1) Normal mode.
The normal mode will be displayed with three HANDS (HOUR, MINUTE, SECOND). Second is advanced at 1 Hz
rate, minute is advanced at 60 second rate, and hour is advanced at 6, 18, 30, 42, 54 minute.
2) Time setting.
When switch SW is depressed less than 1 second, the minute HAND advances + 1 step with the second HAND
returning to "0".
If switch SW is depressed over 1-2 second, the minute HAND advances at 8Hz rate with the second HAND remaining
"0" and the hour HAND advances according to the minute HAND.
c
A) Depressing switch SW less than 1 second.
Minute HAND will be advanced + 1.
Second HAND will be returned to "0".
B) Depressing switch SW over 1·2 second.
Minute HAND will be advanced at 8Hz rate.
Second HAND stays "0".
C) Switch SW released.
~ : Second hand
I : Minute hand
I : Hour hand
Fig. 4. Switch operation.
c8SAMSUNG
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