PCA9665D datasheet(43/91 Pages) PHILIPS

43 / 91 page

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80h

Previously addressed

with own slave

address;

BC[6:0] data bytes

have been received;

ACK has been

returned for all the

bytes

Read data bytes

Total number of

bytes to be

received

Up to BC[6:0] data bytes will be received, ACK bit

will be returned for all of them.

Read data bytes

Total number of

bytes to be

received

Up to BC[6:0] data bytes will be received, ACK bit

will be returned for all of them, except for the last

one where NACK bit will be returned (unless

master transmitter sends a STOP or Repeated

START condition before).

88h

Previously addressed

with own slave

address;

BC[6:0] data bytes

have been received;

ACK has been

returned for all the

bytes, except for the

last one where NACK

bit has been returned

Read data bytes

Switched to not addressed slave mode;

No recognition of own slave address; General

Call address will be recognized if GC = 1.

Read data bytes

Switched to not addressed slave mode;

Own slave address will be recognized;

General Call address will be recognized if GC = 1.

Read data bytes

Switched to not addressed slave mode;

No recognition of own slave address; General

Call address will be recognized if GC = 1;

A START condition will be transmitted when the

bus becomes free.

Read data bytes

Switched to not addressed slave mode;

Own slave address will be recognized;

General Call address will be recognized if GC = 1;

A START condition will be transmitted when the

bus becomes free.

E0h

Previously addressed

with General Call;

BC[6:0] data bytes

have been received;

ACK has been

returned for all the

bytes

Read data bytes

Total number of

bytes to be

received

BC[6:0] data bytes will be received, ACK bit will

be returned for all of them.

Read data bytes

Total number of

bytes to be

received

BC[6:0] data bytes will be received, ACK bit will

be returned for all of them, except for the last one

where NACK bit will be returned (unless master

transmitter sends a STOP or Repeated START

condition before).

Table 40.

Slave Receiver Buffered mode (MODE = 1) …continued

Status

code

(I2CSTA)

Status of the

I2C-bus and the

PCA9665

Application software response

Next action taken by the PCA9665

To/from I2CDAT

To/from I2CCOUNT

To I2CCON

BC[6:0]

STA STO SI

MODE

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