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Section number
21.5.1
I2C protocol................................................................................................................................................... 376
21.5.1.1
21.5.1.2
21.5.1.3
21.5.1.4
21.5.1.5
21.5.1.6
21.5.1.7
21.5.1.8
21.5.1.9
21.5.1.10
21.5.2
10-bit address................................................................................................................................................. 382
21.5.2.1
21.5.2.2
21.5.3
Address matching...........................................................................................................................................383
21.5.4
System management bus specification.......................................................................................................... 384
21.5.4.1
21.5.4.2
21.5.5
Resets............................................................................................................................................................. 387
21.5.6
Interrupts........................................................................................................................................................ 387
21.5.6.1
21.5.6.2
21.5.6.3
21.5.6.4
21.5.6.5
21.5.6.6
21.5.7
Address matching wake-up............................................................................................................................ 389
21.5.8
Double buffering mode.................................................................................................................................. 390
21.6
Initialization/application information........................................................................................................................... 391
NXP Semiconductors
START signal............................................................................................................................ 377
Slave address transmission.........................................................................................................378
Data transfers............................................................................................................................. 378
STOP signal............................................................................................................................... 379
Repeated START signal.............................................................................................................379
Arbitration procedure................................................................................................................. 379
Clock synchronization................................................................................................................380
Handshaking...............................................................................................................................380
Clock stretching......................................................................................................................... 380
I2C divider and hold values....................................................................................................... 381
Master-transmitter addresses a slave-receiver........................................................................... 382
Master-receiver addresses a slave-transmitter........................................................................... 383
Timeouts.....................................................................................................................................384
FAST ACK and NACK............................................................................................................. 386
Byte transfer interrupt................................................................................................................ 388
Address detect interrupt............................................................................................................. 388
Stop Detect Interrupt.................................................................................................................. 388
Exit from low-power/stop modes...............................................................................................388
Arbitration lost interrupt............................................................................................................ 388
Timeout interrupt in SMBus...................................................................................................... 389
MC9S08SU16 Reference Manual, Rev. 5, 4/2017
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