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2. EXPLANATION OF MODULE FUNCTIONS
2.8 HR865 Card
II - 13
2.8 HR865 Card
[Block diagram]
Rotary switch, setting, etc.
EEPROM
SRAM
CPU
CC-Link
master
gate
array
R
TBUS
2-port
RAM
OI
Gate
array fo
r
bus I/F
DC/DC
Termin al
block
PLD
PROM
[Explanation of functions]
The HR865 card functions as the CC-Link's master/local station.
CPU 16bitCPU
ASIC Gate array for bus interface
CC-Link master gate array
Memory 2-port RAM SRAM
System ROM PROM
Work RAM SRAM
EEPROM
Various setting switches
LED
[Connector layout diagram]
RTBUS
STATION
NO. B_RATE
×10
×1
TE1
MODE
LED1