Motorola MPC533 Reference Manual page 20

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Number
15.8.2.1 QSCI1 Control Register (QSCI1CR)....................................................... 15-64
15.8.2.2 QSCI1 Status Register (QSCI1SR) ......................................................... 15-65
15.8.3 QSCI1 Transmitter Block Diagram ............................................................. 15-67
15.8.4 QSCI1 Additional Transmit Operation Features ......................................... 15-67
15.8.5 QSCI1 Transmit Flow Chart Implementing the Queue ............................... 15-69
15.8.6 Example QSCI1 Transmit for 17 Data Bytes .............................................. 15-71
15.8.7 Example SCI Transmit for 25 Data Bytes ................................................... 15-72
15.8.8 QSCI1 Receiver Block Diagram.................................................................. 15-74
15.8.9 QSCI1 Additional Receive Operation Features........................................... 15-74
15.8.10 QSCI1 Receive Flow Chart Implementing The Queue ............................... 15-77
15.8.11 QSCI1 Receive Queue Software Flow Chart .............................................. 15-78
15.8.12 Example QSCI1 Receive Operation of 17 Data Frames.............................. 15-79
16.1 Features .............................................................................................................. 16-2
16.2 External Signals ................................................................................................. 16-2
16.2.1 TouCAN Signal Sharing ................................................................................ 16-3
16.3 TouCAN Architecture........................................................................................ 16-3
16.3.1 Tx/Rx Message Buffer Structure ................................................................... 16-3
16.3.1.1 Common Fields for Extended and Standard Format Frames..................... 16-4
16.3.1.2 Fields for Extended Format Frames .......................................................... 16-6
16.3.1.3 Fields for Standard Format Frames ........................................................... 16-6
16.3.1.4 Serial Message Buffers .............................................................................. 16-6
16.3.1.5 Message Buffer Activation/Deactivation Mechanism............................... 16-7
16.3.1.6 Message Buffer Lock/Release/Busy Mechanism ...................................... 16-7
16.3.2 Receive Mask Registers................................................................................. 16-7
16.3.3 Bit Timing...................................................................................................... 16-9
16.3.3.1 Configuring the TouCAN Bit Timing...................................................... 16-10
16.3.4 Error Counters.............................................................................................. 16-11
16.3.5 Time Stamp.................................................................................................. 16-12
16.4 TouCAN Operation.......................................................................................... 16-13
16.4.1 TouCAN Reset ............................................................................................. 16-13
16.4.2 TouCAN Initialization ................................................................................. 16-13
16.4.3 Transmit Process.......................................................................................... 16-14
16.4.3.1 Transmit Message Buffer Deactivation ................................................... 16-15
16.4.3.2 Reception of Transmitted Frames............................................................ 16-15
16.4.4 Receive Process ........................................................................................... 16-15
16.4.4.1 Receive Message Buffer Deactivation..................................................... 16-16
16.4.4.2 Locking and Releasing Message Buffers................................................. 16-17
16.4.5 Remote Frames ............................................................................................ 16-18
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PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Contents
Title
Chapter 16
CAN 2.0B Controller Module
MPC533 Reference Manual
Page
Number
MOTOROLA