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2. EXPLANATION OF MODULE FUNCTIONS
2.1 HR851 Card
II - 3
2. EXPLANATION OF MODULE FUNCTIONS
2.1 HR851 Card
[Block diagram]
RISC
DRAM
SRAM
FLROM
RTC
Cassette memory
(For maintenance)
External
power supply
24VDC/3A
External I/O interface
RTBUS
CPU peripheral control
PLC operation
Power supply circuit
(DC/DC)
Battery
3.6V
TERMINAL
HANDLE
ENC
SV2 RIO-M/S
RIO-M
DIO
SKIP
SIO SV1
BAT DCIN
+5V
+3.3V
+12V
ICCARD
CBUS
[Explanation of functions]
The HR851 card functions as the main CPU.
CPU 64-bit RISC chip
ASIC CPU peripheral control & PLC operation
External I/O interface
Memory DRAM For system working
FLROM For system ROM & BootROM
SRAM For processing program and parameter backup
Cassette I/F CBUS connector For cassette memory (for maintenance)
RT bus RTBUS connector For back panel connection
I/O interface SV1, SV2 connector Servo amplifier connection : 2 systems
ENC connector Encoder connection : 2ch
HANDLE connector Handle connection : 3ch
SIO connector RS-232C: 1ch, RS422: 1ch
TERMINAL connector Operation board connection
SKIP connector Skip signal connection : 4 points
DIO connector Input: 16 points, output: 1 point
RIO-M connector Remote IO master station
RIO-M/S connector Remote IO master/slave station
Power supply DC24IN connector Input : 24VDC±5%: 3A
Output : 3.3VDC, 5VDC, 12VDC
BAT connector For lithium battery connection