em91403 ELAN Microelectronics Corp, em91403 Datasheet - Page 9

• Manufacturer Part Number: em91403
• Description: Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator
• Manufacturer: ELAN Microelectronics Corp

* This specification are subject to be changed without notice.
keypad
output
b3,b2,b1,b0 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110
Display
Keypad,SDO format and LCD display reference table:
SDO Keypad Encoded table:
Digital key (b5,b4=0,0)
Function key (b5,b4=1,0)
keypad
output
b3,b2,b1,b0
Display
ready
Keypad
1
1
“*”/T
*/”T”
P
F
1
2
3
4
5
6
7
8
9
0
#
start bits
2
2
0
clear all display
3
3
bit5
1111
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
F
4
4
bit 0
bit4
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
bit1
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
6
6
bit3
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
bit2
data bits
7
7
bit3
bit2
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
8
8
bit4
AND DUAL-TONE MELODY GENERATOR
9
9
bit1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
bit5
0
0
bit0
“*”/T
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
stop bits
clear all display
#
EM91403 SERIES
1
Display
P */”T”
P
1
2
3
4
5
6
7
8
9
0
P
10.1.1997
9