PEF 20550 H V2.1 Infineon Technologies, PEF 20550 H V2.1 Datasheet - Page 342

• Manufacturer Part Number: PEF 20550 H V2.1
• Description: IC INTERFACE CTRLR PCM MQFP80
• Manufacturer: Infineon Technologies
• Series: ELIC®r

Specifications of PEF 20550 H V2.1

• Function: Line Card Controller
• Interface: ISDN, PCM
• Number Of Circuits: 1
• Voltage - Supply: 5V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-SQFP
• Includes: Change Detection, Power-Up Reset Generation
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Other names: PEF20550HV2.1XT; PEF20550HV21XP; SP000007794; SP000007795

W: MFSAR = 0E
W: CMDR = 01
R: STAR
W: MFFIFO = 81
W: MFFIFO = 14
W: MFFIFO = 00
W: MFFIFO = 00
W: MFFIFO = 00
W: MFFIFO = 00
W: CMDR = 00
Wait for interrupt!
R: ISTA
R: STAR
Reading back data from SICOFI-4:
W: MFSAR = 0E
W: CMDR = 01
R: STAR
W: MFFIFO = 81
W: MFFIFO = 65
W: CMDR = 08
Wait for interrupt!
R: ISTA
R: STAR
R: MFFIFO = 81
R: MFFIFO = 00
R: MFFIFO = 00
R: MFFIFO = 00
R: MFFIFO = 00
R: STAR
Example for programming the CODEC corresponding to TS6 of the SICOFI-4:
W: OMDR = EE
Semiconductor Group
= 25
= 20
= 25
= 25
= 20
= 26
= 27
H
H
; MFFI interrupt
; transfer completed, MFFIFO write access enabled
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
(E5
(94
H
H
) ; SICOFI-4 channel A (B) data, read back request
) ; SICOFI-4 channel A (B) data
; activation of ELIC with active handshake protocol
; monitor address for port 2, timeslot 6
; MFFIFO reset
; MFFIFO write access enabled
; SICOFI-4 monitor address
; SICOFI-4 data
; SICOFI-4 data
; SICOFI-4 data
; SICOFI-4 data
; transmit command
; monitor address for port 2, timeslot 6
; MFFIFO reset
; MFFIFO write access enabled
; SICOFI-4 monitor address
; transmit and receive command
; MFFI interrupt
; transfer completed, MFFIFO not empty, read access
enabled
; SICOFI-4 monitor address
; SICOFI-4 data
; SICOFI-4 data
; SICOFI-4 data
; SICOFI-4 data
; transfer completed, MFFIFO empty, read access enabled
342
Application Hints
PEB 20550
PEF 20550
01.96