PEF2091 Siemens Semiconductor Group, PEF2091 Datasheet - Page 234
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PEF2091
Manufacturer Part Number
PEF2091
Description
ICs for Communications(ISDN Echocancellation Circuit)
Manufacturer
Siemens Semiconductor Group
Datasheet
1.PEF2091.pdf
(298 pages)
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Semiconductor Group
Example: Monitor Channel Transmission and Reception
Basic Configuration, IOM
w
w
w
Transmission
r
w
w
r
r
w
r
r
Reception
w
r
r
r
w
r
r
r
r
r
w
STCR =
SWST =
ADF2 =
MOSR =
MOX
MOCR =
ISTA =
MOSR =
MOX
ISTA =
MOSR =
MOCR =
ISTA =
MOSR =
MOR
MOCR =
ISTA =
MOSR =
MOR
ISTA =
MOSR =
MOCR =
=
=
=
=
0x15
0x0C
0x48
0x00
0x80
0x30
0x11
0x28
0x00
0x11
0x28
0x80
0x08
0x80
0x80
0xC0
0x08
0x80
0x03
0x08
0x40
0x80
®
-2 Clocks must be active
// TE Mode, EOC Auto Mode
// Access to C/I and Monitor channel
// Monitor access to transceiver core
// Transmission inactive (MAC = 0)
// Mon-8 Command
// Transmit Command
// Monitor MDA Interrupt
// Ackn. Indication
// Access to Register 0
// Monitor MDA Interrupt
// Ackn. Indication
// Enable Receive of Monitor Message
// Monitor MDR Interrupt
// Data Received
// Value read Monitor 8 Command Ind.
// Acknowledge Reading
// Monitor MDR Interrupt
// Data Received
// Data from Register 0 (Identification)
// Monitor MDR Interrupt
// EOM received
// Enable Interrupts.
234
Data Sheet 01.99
Programming
PEB 2091
PEF 2091
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