EM91240 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
1
0
1
bit 0
bit2
data bits
bit3
bit4
bit5
0
bit1
stop bits
start bits
ready
SDO Keypad Encoded table:
♦ Digital key (b5,b4=0,0)
keypad
output
1
2
3
4
5
6
7
8
9
0
“*”/T
#
P
*/”T”or P-T
b3,b2,b1,b0 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110
Display
1
2
3
4
5
6
7
8
9
0
P
♦ Function key (b5,b4=1,0)
keypad
output
b3,b2,b1,b0
Display
ST
HF
1010
A
F
0000
TORE Speaker
1110
A
1111
clear all display
S
♦ Function key (b5,b4=1,1)
keypad
RD
Save
output
b3,b2,b1,b0
Display
1101
RD
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
ELAN [ ELAN MICROELECTRONICS CORP ]
