UM10139

Philips SemiconductorsVolume 1UM10139Chapter 11: I 2 C interfacesTable 151: Slave Transmitter modeStatus Status of the I 2 C-bus Application software responseCode and hardwareTo/From I2DAT To I2CON(I2CSTAT)STA STO SI AA0xA8 Own SLA+R has beenreceived; ACK hasbeen returned.0xB00xB80xC00xC8Arbitration lost inSLA+R/W as master;Own SLA+R has beenreceived, ACK hasbeen returned.Data byte in I2DAThas been transmitted;ACK has beenreceived.Data byte in I2DAThas been transmitted;NOT ACK has beenreceived.Last data byte inI2DAT has beentransmitted (AA = 0);ACK has beenreceived.Next action taken by I 2 C hardwareLoad data byte or X 0 0 0 Last data byte will be transmitted andACK bit will be received.Load data byte X 0 0 1 Data byte will be transmitted; ACK will bereceived.Load data byte or X 0 0 0 Last data byte will be transmitted andACK bit will be received.Load data byte X 0 0 1 Data byte will be transmitted; ACK bit willbe received.Load data byte or X 0 0 0 Last data byte will be transmitted andACK bit will be received.Load data byte X 0 0 1 Data byte will be transmitted; ACK bit willbe received.No I2DAT action or 0 0 0 0 Switched to not addressed SLV mode; norecognition of own SLA or General calladdress.No I2DAT action or 0 0 0 1 Switched to not addressed SLV mode;Own SLA will be recognized; General calladdress will be recognized ifI2ADR[0] = logic 1.No I2DAT action or 1 0 0 0 Switched to not addressed SLV mode; norecognition of own SLA or General calladdress. A START condition will betransmitted when the bus becomes free.No I2DAT action 1 0 0 1 Switched to not addressed SLV mode;Own SLA will be recognized; General calladdress will be recognized ifI2ADR[0] = logic 1. A START conditionwill be transmitted when the bus becomesfree.No I2DAT action or 0 0 0 0 Switched to not addressed SLV mode; norecognition of own SLA or General calladdress.No I2DAT action or 0 0 0 1 Switched to not addressed SLV mode;Own SLA will be recognized; General calladdress will be recognized ifI2ADR[0] = logic 1.No I2DAT action or 1 0 0 0 Switched to not addressed SLV mode; norecognition of own SLA or General calladdress. A START condition will betransmitted when the bus becomes free.No I2DAT action 1 0 0 01 Switched to not addressed SLV mode;Own SLA will be recognized; General calladdress will be recognized ifI2ADR.0 = logic 1. A START condition willbe transmitted when the bus becomesfree.© Koninklijke Philips Electronics N.V. 2005. All rights reserved.User manual Rev. 01 — 15 August 2005 158