Mitsubishi Melsec-Q Series User Manual page 70

Item
Standard
RAM
SRAM card
(1M bytes)
[R]
SRAM card
(2M bytes)
Flash card
(2M bytes)
Flash card
File
(4M bytes)
*8
register
Standard
RAM
SRAM card
(1M bytes)
[ZR] SRAM card
(2M bytes)
Flash card
(2M bytes)
Flash card
(4M bytes)
Link special relay [SB]
Link special register [SW]
*9
Step relay [S]
Index register [Z]
Pointer [P]
Interrupt pointer [I]
*8: Read only when Flash card is used. ATA card is unusable.
*9: The step relay is the device for the SFC function.
4 - 6
Table4.2 Performance specifications
Q02CPU Q02HCPU
32768 points(R0 to 32767)
32768 points Up to 65536 points can be used by
(R0 to 32767) block switching in units of 32768
points
Up to 517120 points can be used by block switching in units of 32768 points (R0 to 32767).
Up to 1041408 points can be used by block switching in units of 32768 points (R0 to 32767).
Up to 1041408 points can be used by block switching in units of 32768 points (R0 to 32767).
Up to 1042432 points can be used by block switching in units of 32768 points (R0 to 32767).
65536 point
32768 points
(ZR0 to 65535)
(ZR0 to 32767)
Block switching not required.
517120 points (ZR0 to 517119), Block switching not required.
1041408 points (ZR0 to 1041407), Block switching not required.
1041408 points (ZR0 to 1041407), Block switching not required.
1042432 points (ZR0 to 1042431), Block switching not required.
2048 points (SB0 to 7FF) (The number of device points is fixed.)
2048 points (SW0 to 7FF) (The number of device points is fixed.)
8192 points (S0 to 8191) (The number of device points is fixed.)
16 points (Z0 to 15) (The number of device points is fixed.)
4096 points (P0 to 4095) (The number of device points is fixed.), The use ranges of the local
pointers and common pointers can be set up by parameters.
256 points (I0 to 255) (The number of device points is fixed.)
The constant cyclic interval of system interrupt pointers I28 to 31 can be set up by parameters.
(0.5 to 1000ms, 0.5ms unit)
Default values I28: 100ms, I29: 40ms, I30: 20ms, I31: 10ms
High Performance model QCPU
Q06HCPU Q12HCPU Q25HCPU
32768 points(R0 to 32767)
Up to 131072 points can be used by
block switching in units of 32768
points
131072 points
(ZR0 to 131071)
Block switching not required.