EM91240A 查看數據表（PDF） - ELAN Microelectronics
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EM91240A Datasheet PDF : 20 Pages
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EM91240 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
0
1
bit 0
bit1
bit2 bit3 bit4
bit5
ready
start bits
data bits
0
1
stop bits
SDO Keypad Encoded table:
♦ Digital key (b5,b4=0,0)
keypad
1234567
output
b3,b2,b1,b0 0001 0010 0011 0100 0101 0110 0111
Display
1234567
8
90
1000 1001 1010
8 90
“*”/T #
1011 1100
P */”T”or P-T
1101 1110
P
♦ Function key (b5,b4=1,0)
keypad
ST
output
b3,b2,b1,b0
0000
Display S
TORE
HF
1010
Speaker
A
1110
A
F
1111
clear all display
♦ Function key (b5,b4=1,1)
keypad
RD
output
b3,b2,b1,b0
1101
Display
RD
Save
1110
SAVE
<Note> : The display of LCD panel “ST”,”HF”,”A”,”RD”,”Save” is corresponding to EM32116 with flag types.
* This specification are subject to be changed without notice.
10.1.1997 7
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