MC908AP32CFBE Datasheet, PDF (246/324 Pages) Freescale Semiconductor, Inc – The following revision history table summarizes changes contained in this document. For your convenience, the page number designators have been linked to the appropriate location.

Multi-Master IIC Interface (MMIIC)
14.8.4 Write Byte/Word
START Slave Address W ACK Command Code ACK
(a) Write Byte Protocol
Data Byte
ACK STOP
START Slave Address W ACK Command Code ACK Data Byte ACK
PEC
ACK STOP
(b) Write Byte Protocol with PEC
START Slave Address W ACK Command Code ACK Data Byte Low ACK Data Byte High ACK
(c) Write Word Protocol
STOP
START Slave Address W ACK Command Code ACK Data Byte Low ACK Data Byte High ACK
PEC
ACK STOP
(d) Write Word Protocol with PEC
Figure 14-16. Write Byte/Word
14.8.5 Read Byte/Word
START Slave Address W ACK Command Code ACK
(a) Read Byte Protocol
START
Slave Address R ACK
Data Byte
NAK STOP
START Slave Address W ACK Command Code ACK START Slave Address R ACK Data Byte ACK
PEC
NAK STOP
(b) Read Byte Protocol with PEC
START Slave Address W ACK Command Code ACK START Slave Address R ACK Data Byte Low ACK
Data Byte High NAK
(c) Read Word Protocol
STOP
START Slave Address W ACK Command Code ACK START Slave Address R ACK Data Byte Low ACK
Data Byte High ACK
PEC
(d) Read Word Protocol with PEC
NAK STOP
Figure 14-17. Read Byte/Word
MC68HC908AP Family Data Sheet, Rev. 4
244
Freescale Semiconductor