w925e625 ETC-unknow, w925e625 Datasheet - Page 64

• Manufacturer Part Number: w925e625
• Description: 8-bit Cid Microcontroller
• Manufacturer: ETC-unknow

Tip/Ring
FDATA
ALGO
FSKE
FCLK
CIDF
FCD
ASE
FDR
CPE goes off-hook
t REC
Figure 6-28 Input and Output Timing of Bellcore Off-hook Data Transmission
CAS
A
CPE mutes handset & disables keypad
B
t ABS
CPE sends
ACK
C
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D
Mark
E
Message
Data
...
...
F
CPE unmutes handset and
W925E/C625
A = 75 - 85mS
B = 0 - 100mS
C = 55 - 65mS
D = 0 - 500mS
E = 58 - 75mS
F = depends on data length
G <= 50mS
G
enable keypad