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State
Display
Numbers
Colon
ALM IND
AM/PM
Operation
Application of a
ALARM
high or low level
SLEEP
to the ALM-A/B
SNOOZE
DISP & SEL pin.
Note:
Application of a high or low level to
State
Display
Numbers
Colon
ALM IND
AM/PM
Operation
ALARM
SLEEP
Application of a
SNOOZE
high or low level
Note:
to the CAL DISP
& SNOOZE pin.
State
Display
Numbers
Colon
ALM IND
AM/PM
Application of a
Operation
high or low level
ALARM
to the MANUAL
SLEEP
& SLEEP pin.
SNOOZE
Note: * The indicators for
Note: The "Display" sections indicates the states of the LED display.
Figure 7 Operating State Transitions 2: Current Time Display and Setting Block
LC85632
Power on
Initial state
Current time, flashing
12 00 (Phase
)
:
(Phase
)
—
Depends on the display
mode
Normal clock
Not set
Not set
Not set
The clock operates even in
this state.
the TIME SET INPUT pin.
Normal display
Current time
Current time
Lit
Application of a high level
—
to the RT-TIME SET/
Depends on the display
DIMMER pin.
mode
Normal clock
No change
No change
Making the RT-TIME SET/
No change
DIMMER pin open.
The TIME SET INPUT is a
NOP in this mode.
When alarm operation is not enabled
Normal state
Current time
Current time
Lit
Application of a high level
to the RT-TIME SET/
Lit*
DIMMER pin.
—
Normal clock
Set
Not set
Not set
Making the RT-TIME SET/
DIMMER pin open.
enabled alarms are lit.
When alarm operation is enabled
Abbreviations: ALM IND.
Application of a high level to the
RT-TIME SET/DIMMER pin.
State
Display
Numbers
Colon
ALM IND
AM/PM
Operation
ALARM
SLEEP
SNOOZE
Note:
State
Display
Numbers
Colon
ALM IND
AM/PM
Operation
ALARM
SLEEP
SNOOZE
Note:
Alarm indicator, AM/PM
Current time setting
mode
Current time
Linked to the + and
– inputs
Flashing
Lit for enabled alarms
Depends on the
display mode
Linked to the + and
– inputs
No change
No change
No change
Current time setting
mode
Current time
Linked to the + and
– inputs
Flashing
Lit for enabled alarms
Depends on the
display mode
Linked to the + and
– inputs
No change
No change
No change
Alarm operation starts at
the point the time matches
an alarm setting time.
AM, PM
No. 4659-15/34
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