PEB 20570 F V3.1 Infineon Technologies, PEB 20570 F V3.1 Datasheet - Page 208
PEB 20570 F V3.1
Manufacturer Part Number
PEB 20570 F V3.1
Description
IC LINE CARD CTRLR HDLC TQFP-100
Manufacturer
Infineon Technologies
Datasheet
1.PEB_20570_F_V3.1.pdf
(308 pages)
Specifications of PEB 20570 F V3.1
Function
Line Card Controller
Interface
ISDN
Voltage - Supply
3.13 V ~ 3.47 V
Current - Supply
272.6mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LFQFP
Includes
Layer-1 Control, Signaling Control, Signal Processing, Voice Channel Handling
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Number Of Circuits
-
Other names
PEB20570FV3.1X
PEB20570FV31XP
SP000007243
PEB20570FV31XP
SP000007243
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6.2.5
6.2.5.1
In order to enable DSP access all the buffers and RAMS, DSPCTRL bit must be set to ‘1’.
HCR Register
Reset value: 0001
BITOR
HPRS(5:0)
DSPCTRL
Note: Each time DSPCTRL is set, HPRS is also set.
Data Sheet
15
7
x
x
HDLCU Registers Description
HDLCU Control Register
Determines the order of bits inside one HDLC data byte
0 =
1 =
HDLCU Channel Preset
The number of HDLC channels to be processed by the HDLCU
DSP Access Control to the HDLCU
0 =
1 =
BITOR
H
14
6
HDLC data is transmitted/ received with MSB first (default)
HDLC data is transmitted/ received with LSB first
The DSP must not access the HDLCU buffers and RAMs
The DSP may access the HDLCU buffers
13
5
x
12
4
HPRS(5:0)
x
write
191
11
3
x
10
2
x
Register Description
9
x
1
Address: D180
PEB 20570
PEB 20571
DSPCTRL
2003-07-31
8
0
x
H
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