Panasonic 1200N User Manual

■

CPU is a card whose software operates to control the entire ATM Switch, and 
is composed of a 64-bit RISC processor, main memory, flash memory, etc.

Switch/
CPU card

ASW

■

Cell switching control (point-to-point connection, 
point-to-multipoint connection)

■

Five-class cell delay priority control

■

Cell alignment

■

Back Pressure (BP) sampling control/generation 
control/multiplexing control

CLK

■

System clock generation and distribution

■

Self-running mode (self-running precision: +/- 4.6 
ppm)

■

Slave mode (pull-in range: +/- 9.2 ppm, only lines 
00 - 13 can be enslaved) 

GWPAD

■

Cell assembly/disassembly control (transmission/
reception 512 connection)

■

DMA transfer control (burst access)

CPU

■

RISC processor installed

■

Main memory 32 Mbytes

■

Flash memory (PCMCIA card)

■

LAN interface control (Ethernet) (PCMCIA card)

■

SIO interface (RS-232C)

■

Clock