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MB86R02 'Jade-D' Hardware Manual V1.64
18.11.3.2
Details of rendering commands
All parameters belonging to their command are stored in relevant registers. The definition of each
parameter is explained in the section of each command.
Nop (Format1)
31
Nop
No operation
Interrupt (Format1)
31
Interrupt
The Interrupt command generates interrupt request to host CPU.
Sync (Format9)
31
Sleep
The Sync command suspends all subsequent display list processing until event set in flag detected.
Flag:
Bit number
Bit field name Reserved
Bit 0
VBLANK
VBLANK Synchronization
0
1
24 23
16 15
Reserved
24 23
16 15
Reserved
24 23
16 15
Reserved
4
3
Reserved
No operation
Wait for VSYNC detection specified by FS field of MDR0
Reserved
Reserved
Reserved
2
1
Reserved
Reserved
VBLANK
0
0
4
0
flag
0
18-189
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