PEB3265 Infineon Technologies Corporation, PEB3265 Datasheet - Page 178

• Manufacturer Part Number: PEB3265
• Description: (PEB326x / PEB426x) Dual Channel Slicofi-2 / Slic Duslic
• Manufacturer: Infineon Technologies Corporation

Preliminary
Bit
DTMF-OK
DTMF-KEY[4:0] Valid DTMF keys decoded by the DTMF receiver.
Table 48
f
697
697
697
770
770
770
852
852
852
941
941
941
697
770
Data Sheet
09
LOW
H
[Hz]
INTREG3
DTMF-
OK
7
f
[Hz]
1209
1336
1477
1209
1336
1477
1209
1336
1477
1336
1209
1477
1633
1633
HIGH
Valid DTMF Keys (Bit DTMF-KEY4 = 1)
Indication of a valid DTMF Key by the DTMF receiver. A change of
this bit generates an interrupt.
DTMF-OK = 0
DTMF-OK = 1
6
Interrupt Register 3 (read-only)
DIGIT
1
2
3
4
5
6
7
8
9
0
*
#
A
B
5
SLICOFI-2x Command Structure and Programming
DTMF-KEY[4:0]
DTMF-
KEY4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
DTMF receiver.
receiver.
No valid DTMF Key was encountered by the
A valid DTMF Key was encountered by the DTMF
4
178
DTMF-
KEY3
0
0
0
0
0
0
0
1
1
1
1
1
1
1
3
DTMF-
KEY2
0
0
0
1
1
1
1
0
0
0
0
1
1
1
2
00
DTMF-
KEY1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
DuSLIC-E/-E2/-P
H
UTDR-
OK
1
2000-07-14
DTMF-
KEY0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
UTDX-
OK
0
Y