PEF 20550 H V2.1 Infineon Technologies, PEF 20550 H V2.1 Datasheet - Page 165
PEF 20550 H V2.1
Manufacturer Part Number
PEF 20550 H V2.1
Description
IC INTERFACE CTRLR PCM MQFP80
Manufacturer
Infineon Technologies
Series
ELIC®r
Datasheet
1.PEF_20550_H_V2.1.pdf
(407 pages)
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
PEF20550HV21XP
SP000007794
SP000007795
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RME
RPF
4.7.3
Access in demultiplexed
Access in multiplexed
Reset value: 00
Note: This interrupt is only generated in interrupt mode (not in DMA-mode).
XPR
Semiconductor Group
bit 7
P-interface mode:
P-interface mode:
RME
Interrupt Status Register (ISTA_A/B)
Receive Message End.
A message of up to 32 bytes or the last part of a message greater then
32 bytes has been received and is now available in the RFIFO. The message
is complete! The actual message length can be determined by reading the
registers RBCL, RBCH. RME is not generated when an extended HDLC-
frame is recognized in auto-mode (EHC interrupt).
In DMA-mode a RME-interrupt is generated after the DMA-transfer has been
finished correctly, indicating that the processor should read the registers
RBCH/RBCL to determine the correct message length.
Receive Pool Full.
A data block of 32 bytes is stored in the RFIFO. The message is not yet
completed!
Transmit Pool Ready.
A data block of up to 32 bytes can be written to the XFIFO.
RPF
H
0
XPR
read
read
165
0
address: (Ch-A/Ch-B): 20
address: (Ch-A/Ch-B): 40
Detailed Register Description
0
0
PEB 20550
PEF 20550
H
H
bit 0
/60
/C0
H
H
0
01.96
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