Philips Semiconductors

Product data

PCA9564

2003 Apr 02

9

S

SLA

RA

DATA

P

S

SLA

R

A

P

08H

40H

50H

W

38H

A or A

OTHER MST

CONTINUES

OTHER MST

CONTINUES

38H

48H

OTHER MST

CONTINUES

A

MR

10H

TO MST/TRX MODE

ENTRY = MT

SUCCESSFUL RECEPTION

FROM A SLAVE TRANSMITTER

NEXT TRANSFER STARTED WITH A

REPEATED START CONDITION

NOT ACKNOWLEDGE RECEIVED

AFTER THE SLAVE ADDRESS

ARBITRATION LOST IN SLAVE ADDRESS

OR ACKNOWLEDGE BIT

ARBITRATION LOST AND ADDRESSED AS SLAVE

n

FROM MASTER TO SLAVE

FROM SLAVE TO MASTER

ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS

THIS NUMBER (CONTAINED IN I2CSTA) CORRESPONDS TO A DEFINED STATE OF THE I2C BUS. SEE TABLE 3.

A

DATA

A

58H

A

DATA

A

SW00817

B0H

68H

TO CORRESPONDING STATES IN

SLAVE RECEIVER MODE

TO CORRESPONDING STATES IN

SLAVE TRANSMITTER MODE

F8H

F8H

Figure 3. Format and states in the master receiver mode