LSI LS6102
10 Digit LCD Watch with EL Driver
Version0.6 (4.6.00)
Features
* 5 Function Real time clock.
Hour, Minute, Second, Date, Weekday
* Alarm and chime.
* 12/24Hour format user select.
* 4 year calendar.
* 3 keys operation, KSET, KMODE, KADJ.
* 1/100 second stop watch.
* EL Driver built in
* 1/2 bias 1/3 duty LCD format
* Very low power consumption
* 32768 Crystal oscillator
* Single 3.0V operation.
* Direct buzzer driver.
General Description
The LS6102 is a 10 digit LCD watch which display Hour:Minute Second, Date and Weekday.
12/24Hour display format user select. Hourly chime function. Alarm function. 1/100 second stop
watch counter. It is simple three keys operation : KSET, KMODE, KADJ. The EL driver has 3
second of delay. It has low power consumption.
LCD Drawing
Operation Modes
The LS6102 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 LS6102 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.
LSI LS6102
Version 0.6 (4.6.00)
2
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.
Pin Assignment
DESIGNATION TYPE DESCRIPTION
B [0:1] OUTPUT Buzzer output
VC1, VC2 OUTPUT Halfer output
VEE OUTPUT Halfer voltage
T2, T1 INPUT (PL) TEST pin
OO OUTPUT oscillator output
OI INPUT oscillator input
VDD POWER +3.0V power supply
GND POWER Ground
KSET,KMODE,
KADJ
INPUT(PL) Input key/option
IO[0:3] INPUT(PL)/OUTPUT Input /Output.
R[0:1] OUTPUT Output /EL output
C[1:4] OUTPUT LCD Common output
S[1:28] OUTPUT LCD Segment output
Note: (PL) – pull low
(PH) - pull high