HT6750A Просмотр технического описания (PDF) - Holtek Semiconductor
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HT6750A Datasheet PDF : 8 Pages
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HT6750A
· When digit is set, the MODE key can interrupt the set-
ting mode and change to the next mode.
Real time clock must count at any time even in change
mode or adjusting mode.
IN 3-key application, connect SWK to VSS and SEL.
Press the switch MODE to change the mode as
shown on the chart below, press SEL to select reset-
ting data, press SET key to adjust the selected data.
To select digit, press selection key (²SEL² key), ²¾²
mark is OFF during selection.
· At calendar mode, no matter what style calendar is
displayed. The sequence of selected digit is always
²Year®Month®Day®Normal² state. The selected
digit will blink at a 2Hz rate.
· At time mode, Day is not selected. The sequence of
the selected digit is ²Hour®Minute®Normal² state.
M
SEL
'9 9 1 2 3 0
M ODE
M
SEL
30 19 :36
M ODE
T o in c r e a s e , p r e s s th e S E T k e y
M
SEL
M
SEL
M
'9 9 1 2 3 0
'9 9 1 2 3 0
'9 9 1 2 3 0
SEL
SEL
SEL
30 19 :36
30 19 :36
30 19 :36
SEL
If p r e s s S E T k e y w ill r e s e t s e c o n d to z e r o .
M ODE
M
SEL
M
SEL M
SEL M
1 2 3 0 '9 9
1 2 3 0 '9 9
1 2 3 0 '9 9
1 2 3 0 '9 9
SEL
M ODE
M
SEL
M
SEL
M
SEL
M
3 0 1 2 '9 9
3 0 1 2 '9 9
3 0 1 2 '9 9
3 0 1 2 '9 9
SEL
M ODE
LCD segment format
C1
M1
1
2
M2
C2
T
A
.
B
G
3
4
5
E
6
C
P
D
P in N o . 1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
17
18
SEG
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
COM 1
1A
1D
1B
C 1 2.
2A
3A
3D
M 2 4.
4A
C2
5A
5D
5B
T
6A
1E 1C 2E 2D 2C 3E 3C 4D 4C P 5E 5C 6E 6D 6C
COM 3
1. 1G M 1 2G 2B 3G 3B 4E 4G 4B 5. 5G 6. 6G 6B C O M 3
Rev. 1.00
6
January 17, 2003
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