M65761FP Просмотр технического описания (PDF) - Renesas Electronics

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M65761FP

QM-Coder

Renesas Electronics 

M65761FP

(4) Read out/write in sequence of context table RAM

This sequence dies R/W of context table RAM.

Set context mode

d7

d0

; H/W reset bit OFF

SYS_REG: − − − − C − − 0 ; C = Context mode set

Start command for R/W

of RAM

CMD_REG: 0 0 0 0 0 1 0 0 ; Start of R/W context table RAM

[Reading (writing) of context table RAM continues during this time.]

RAM data is outputted (inputted) by way of data read (write) buffer.

The RAM address is automatically incremented every time 1 byte is read out (write in).

Note: It is not possible to mix reading and writing.

End of R/W command of RAM

CMD_REG: 0 0 0 0 0 0 0 0 ; End of R/W command of RAM

Note: The assignment of address for context table RAM is as follows

This does not end automatically.

Be sure to write the end of R/W command.

Internal context mode: Address 0 to 1023 of (LSB: 0, MSB: 9) as shown below.

External context mode: Address 0 to 4095 of (LSB: CX0, MSB: CS11)

876

54329

10?

3-line template

854329

7610?

2-line template

(AT pixel is MSB: 9)

REJ03F0234-0200 Rev.2.00 Sep 14, 2007

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