m34116 STMicroelectronics, m34116 Datasheet - Page 20
m34116
Manufacturer Part Number
m34116
Description
Pcm Conference Call And Tone Generation Circuit
Manufacturer
STMicroelectronics
Datasheet
1.M34116.pdf
(23 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
m34116B1
Manufacturer:
ST
Quantity:
20 000
Part Number:
m34116C1
Manufacturer:
ST
Quantity:
20 000
M34116
APPENDIX 2
TONE GENERATION PROGRAMMING
Example 1:
f = 425Hz
Duration 200ms ON, 200ms OFF, 600ms ON, 1000ms OFF
Attenuation10dB
Channel #0.
Programming sequence:
Example 2:
f = 400Hz
Duration: 375ms ON, 375ms OFF
Attenuation5dB
Channel #3
Programming sequence:
20/23
CS
CS
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
RD
RD
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Control Signal
Control Signal
C/D
C/D
0
0
1
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
1
WR
WR
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
D7 . . . . D0
D7 . . . . D0
Data
Data
0AH
0CH
2DH
2DH
1FH
0CH
0CH
0CH
0CH
FFH
0CH
00H
06H
00H
06H
12H
00H
05H
03H
26H
00H