Maxim Integrated 73M1822/73M1922 Implementers Guide - Manual (Page 15)

UG_1x22_052 73M1822/73M1922 Implementer’s Guide
Rev. 1.0 15
Off-hook Request
RXBST =0
End
THEN =1
ENNOM =0
TXEN = RXEN =
ATEN =1
OFH = 1
If sieze state
ENAC =0
Else
ENAC =1
Wait for line to
settle (~ 350 ms)
ENAC = 1
ENOM = 1
CHPSEN =
CIDM = 0
ENDC =
ENFEL = 1
DCIV[1:0] =
VAL1
ACZ[3:0] = VAL2