NPM Motionnet G9001A, User Manual

Page: 77 / 125

DA70131-1/3E
III-11
1-2-2-1. Write operation command
The operation commands shown below (commands that don't need data, such as Start and Stop) use the write
timing to write continuously to the command area (address 1 when the I/F mode = 4).
They must wait 8 clock cycles or longer to perform continuous writing at 40 MHz.
1) Does not use the
____
WRQ
output (CPU does not have a wait function)
2) Uses the
____
WRQ output (CPU has a wait function)
Command
Address
Next address
The CPU automatically waits for the
required period of time.
Command
Address
Next address
A waiting period of 8 clock cycles (at
40 MHz), must be inserted by the
CPU software.
Command Command
Address
___
CS
___
WR
DATA
Address
___
CS
___
WR
____
WRQ
DATA