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PCA9665D Datasheet(PDF) 27 Page - NXP Semiconductors |
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PCA9665D Datasheet(HTML) 27 Page - NXP Semiconductors |
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27 / 91 page  PCA9665_2 © NXP B.V. 2006. All rights reserved. Product data sheet Rev. 02 — 7 December 2006 27 of 91 NXP Semiconductors PCA9665 Fm+ parallel bus to I2C-bus controller Table 31. Slave Receiver Byte mode (MODE = 0) Status code (I2CSTA) Status of the I2C-bus and the PCA9665 Application software response Next action taken by the PCA9665 To/from I2CDAT To I2CCON STA STO SI AA MODE 60h Own SLA+W has been received; ACK has been returned No I2CDAT action or X X 0 0 0 Data byte will be received and NACK will be returned no I2CDAT action X X 0 1 0 Data byte will be received and ACK will be returned 68h Arbitration lost in SLA+R/W as master; Own SLA+W has been received, ACK has been returned No I2CDAT action or X X 0 0 0 Data byte will be received and NACK will be returned no I2CDAT action X X 0 1 0 Data byte will be received and ACK will be returned D0h General Call address (00h) has been received; ACK has been returned. No I2CDAT action or X X 0 0 0 Data byte will be received and NACK will be returned. no I2CDAT action X X 0 1 0 Data byte will be received and ACK will be returned. D8h Arbitration lost in SLA = R/W as master; General Call address has been received; ACK bit has been returned. No I2CDAT action or X X 0 0 0 Data byte will be received and NACK will be returned. no I2CDAT action X X 0 1 0 Data byte will be received and ACK will be returned. 80h Previously addressed with own slave address; DATA has been received; ACK has been returned Read data byte or X X 0 0 0 Data byte will be received and NACK will be returned read data byte X X 0 1 0 Data byte will be received and ACK will be returned 88h Previously addressed with own slave address; DATA byte has been received; NACK has been returned Read data byte or 0 X 0 0 0 Switched to not addressed slave mode; no recognition of own SLA or General Call address read data byte or 0 X 0 1 0 Switched to not addressed slave mode; Own slave address will be recognized; General Call address will be recognized if GC = 1. read data byte or 1 X 0 0 0 Switched to not addressed slave mode; no recognition of own slave address or General Call address. A START condition will be transmitted when the bus becomes free read data byte 1 X 0 1 0 Switched to not addressed slave mode; Own slave address will be recognized; General Call will be recognized if GC = 1. A START condition will be transmitted when the bus becomes free. |
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