Read Panasonic KX-NS5171XSX / KX-NS5172XSX Service Manual online
8
KX-NS5171X/KX-NS5171SX/KX-NS5172X/KX-NS5172SX
5.2.1.2.
TACKER ASIC
• Local TSW
Exchanges the time slots between CT bus (1024ch) and local highway (64ch).
• Local highway interface
Accommodates 2.048, 4.096, and 8.192MHz highways (Up to 64 time slots).
• Local gain control
Controls the gain of the local highway up-and-down 64ch in 1db step arbitrarily.
• PT interface
Allows APT/DPT interface to be selected for each port.
• GPIO interface
Parallel interface that is arbitrarily programmable bidirectionally.
Local
Bus
Local
TSW
Host
L
L
ocal-
-
bus I/F
DPLL
JTAG
GAIN
I
l Hi h
I
l b
APITS
controller
HDLC
8ch
FIFO /
/
DPRAM
DPITS
controller
Highway
Local
H
H
ighway I/F
PT-I/F
PITS
GPIO-i/f
GPIO
CODEC
controller
RT_SND
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