psb21391 Infineon Technologies Corporation, psb21391 Datasheet - Page 180
psb21391
Manufacturer Part Number
psb21391
Description
Siemens Codec With Upn Transceiver
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PSB21391.pdf
(253 pages)
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Data Sheet
MASK1R
MASK2R
TFCR
CCR
CSR
Name
NOP
After an ISTAH.RME interrupt, the number of received bytes can be obtained by reading
the RBCL register.
7.0.1
XFIFO
A write access to any address within the range 00-1F
location selected by an internal pointer which is automatically incremented after each
write access. This allows the use of efficient “move string” type commands by the
microcontroller.
Depending on EXMR.XFBS up to 16 or 32 bytes of transmit data can be written to the
XFIFO following an ISTAH.XPR interrupt.
7
XFIFO - Transmit FIFO
0
0
0
1
7
0
6
1
0
0
DCA
DCA BSYB
5
1
MASK1
MASK2
Transmit data
ALTF
SBP
Reserved
Reserved
Reserved
4
1
170
3
1
2
1
CBADR
CBADR
H
gives access to the “current” FIFO
Detalled Register Description
DLTF
1
1
MP1
MP2
0
0
1
ADDR R/WRES
70
WR (00
6C
6D
6A
6B
6E
6F
6F
7E
7F
PSB 21391
PSB 21393
H
H
H
H
H
H
H
H
H
H
-
2001-03-07
R/W 00
R/W 00
R/W 00
W 00
H
R 00
R FF
-1F
H
)
H
H
H
H
H
H
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