LSI

LS6108

Version 0.1 (11.11.00)

2

Operation Modes

The LS6108 has 4 modes – Clock, Alarm, Chronograph and Time Set Mode.

By pressing KMODE, it is shift from one mode to another as follow :

Time Mode => Alarm Mode => Chronograph Mode=> Time Set Mode => Time Mode….

Time Mode

In Time Mode , the LS6108 display the current time information, Day, Hour, Minute, Second and

Weekday.

It also display the ON/OFF status of Alarm and Chime and 12Hr/24Hr format.

In Time Mode, press KADJ to toggle between 12HR and 24Hr display format.

Time Set Mode

In Time Mode, press KMODE 3 times to go to Time Set Mode.

On entering Time Set Mode, the second digits flash..

In Time Set Mode, press KSET to select the setting item with the sequence as follow :

Second => Hour => Minute => Month => Day => Weekday.

In Time Set Mode, press KADJ to adjust the value. Press and hold KADJ will cause rapid increment.

In Time Set Mode, press KMODE to exit setting mode.

Alarm Mode

In Time Mode, press KMODE to go to Alarm Mode.

In Alarm Mode, press KADJ to enable/disable Alarm and Chime which follows the sequence :

Alarm off

Alarm on

Alarm on

Alarm off

Alarm off

Chime off => Chime off => Chime on => Chime on => Chime off …….

In Alarm Mode, press KSET to set Alarm Hour, the Alarm will be set to ON, press KADJ to set value.

Press KSET to set Alarm Minute, press KADJ to set value.

Press KSET again exit Alarm Setting.

Press KMODE exit Alarm Mode.

Chronograph Mode

In Time Mode, press KMODE 2 times to go to Chronograph Mode. The sport timer counts up to 99

minutes 59.99 second with 1/100 second and Lap time function.

It is operated as follows:

Press KADJ to start/stop the timer.

If the timer is started, press KSET to have the Lap time.

If the timer is stopped, press KSET to reset the timer to 00:00 00.

EL Output

The EL driver output is controlled by KEL.

When KEL is connected to VDD, the EL driver is

enabled.

The EL pump frequency is 32kHz (1/2 duty cycle) at 512hz(1/2 duty cycle).