EM91850 查看數據表（PDF） - ELAN Microelectronics
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EM91850 Datasheet PDF : 20 Pages
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Key Assignment :
EM91850
TONE/PULSE DIALER WITH HF, HD, REDIAL
AND VOLUME CONTROL FUNCTION
Preliminary
K1
HD
K2
RD
SAVE
K3
1
2
3
K4
4
5
6
MUTE
K5
7
8
9
P
VA
K6
*/T
0
#
F1
F2
F3
HDO
R
R MuteO
R_option
R XMUTE
R_option
KEYBOARD DESCRIPTION :
Key
0~9,*,#
F1 , F2 , F3
*/T
RD
P
HD
HF
SAVE
VA
MUTE
Description
Digit key.
Flash key, flash time F1=600ms F2=300ms F3=100ms.
In Pulse mode, this key mean Pulse to Tone function key.
Redial and One key Redial key.
Pause key.
Hold function key, at hold mode to key in "HD" key will go to idle On-hook
state.
Handfree function key.
SAVE function key.
Volume Add key.
MUTE key. When this key be pressed MuteO output will be "high", and
any key-in will release mute.
* This specification are subject to be changed without notice.
4.28.1999 3
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