State: 0X80; State: 0X88; State: 0X90; State: 0X98 - Philips LPC2101 User Manual

Philips Semiconductors
Volume 1

11.9.8.5 State: 0x80

Previously addressed with own Slave Address. Data has been received and ACK has
been returned. Additional data will be read.

11.9.8.6 State: 0x88

Previously addressed with own Slave Address. Data has been received and NOT ACK
has been returned. Received data will not be saved. Not addressed Slave mode is
entered.

11.9.8.7 State: 0x90

Previously addressed with general call. Data has been received, ACK has been returned.
Received data will be saved. Only the first data byte will be received with ACK. Additional
data will be received with NOT ACK.

11.9.8.8 State: 0x98

Previously addressed with general call. Data has been received, NOT ACK has been
returned. Received data will not be saved. Not addressed Slave mode is entered.

11.9.8.9 State: 0xA0

A Stop condition or repeated Start has been received, while still addressed as a Slave.
Data will not be saved. Not addressed Slave mode is entered.

User manual

1. Read data byte from I2DAT into the Slave Receive buffer.
2. Decrement the Slave data counter, skip to step 5 if not the last data byte.
3. Write 0x0C to I2CONCLR to clear the SI flag and the AA bit.
4. Exit.
5. Write 0x04 to I2CONSET to set the AA bit.
6. Write 0x08 to I2CONCLR to clear the SI flag.
7. Increment Slave Receive buffer pointer.
8. Exit
1. Write 0x04 to I2CONSET to set the AA bit.
2. Write 0x08 to I2CONCLR to clear the SI flag.
3. Exit
1. Read data byte from I2DAT into the Slave Receive buffer.
2. Write 0x0C to I2CONCLR to clear the SI flag and the AA bit.
3. Exit
1. Write 0x04 to I2CONSET to set the AA bit.
2. Write 0x08 to I2CONCLR to clear the SI flag.
3. Exit
1. Write 0x04 to I2CONSET to set the AA bit.
2. Write 0x08 to I2CONCLR to clear the SI flag.
3. Exit
Rev. 01 — 12 January 2006
UM10161
2
Chapter 11: I C interfaces
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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