W91620 Datasheet, PDF (5/16 Pages) Winbond – 10-MEMORY TONE/PULSE DIALER WITH TWO-STAGE REDIAL FUNCTION

W91620 SERIES
Normal Dialing
OFF HOOK , D1 , D2 , ..., Dn
1. D1, D2, ..., Dn will be dialed out.
2. Dialing length is unlimited, but redial is inhibited if length oversteps 32 digits in normal dialing.
3. Dialing mode is determined at the on/off hook transition.
Redialing
1. OFF HOOK , D1 , D2 , ..., Dn ,
Busy, ON HOOK , OFF HOOK
Come
,R
The R key executes the redialing
function.
2. Redial content = D1, D2, ..., Dn
OFF HOOK , R , D1' , D2' , P→T , D3' , D4'
a. D1, D2, ..., Dn, D1', D2', P→T, D3', D4' will be dialed out.
b. Redial register is changed to D1, D2, ..., Dn, D1', D2', P→T, D3', D4'.
c. OFF HOOK , R (1st)
D1, D2, ..., Dn, D1', D2', will be dialed
out,
R (2 nd)
P→T, D3', D4' will be dialed out.
3. Ln content = D1, D2, P→T, D3, D4
OFF HOOK , A , Ln , will dial out D1, D2, P→T, D3,
D4
then ON HOOK , OFF HOOK , R will dial out D1,
D2.
4. OFF HOOK , A , Lm , A , Ln , A , Lp
Busy, then ON HOOK , OFF HOOK , R
a. The digits stored in Lm, Ln, and Lp will be dialed out after
the
R key is pressed.
b. If length oversteps 32 digits, redial is inhibited.
c. Redial register stores not only normal dialing digits but also repertory or mixed dialed numbers.
Publication Release Date: December 1994
-5-
Revision A3