Rainbow-electronics AT73C246 Manual de usuario descargar pdf (Pagina 78)

11050A–PMAAC–07-Apr-10

AT73C246

For a read operation a repeated Start condition needs to be generated followed by a read on the

device.

Figure 13-3. TWD Write Operation

Figure 13-4. TWD Read Operation

•S = Start

•P = Stop

•W = Write

• R = Read

• A = Acknowledge

• N = Not Acknowledge

• ADDR = Device address

• IADDR = Internal address

A IADDR A P

DATA AS ADDR W

TWD

A IADDR AS ADDR W S ADDR R A DATA NPTWD

1 2 ... 73 74 75 76 77 78 79 80 81 82 83 ... 158 159

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Rainbow-electronics AT73C246 Manual de usuario Pagina 78