Datasheet

21.4 Initialization and Configuration .................................................................................... 1446
21.4.1 Configure the I
2
C Module to Transmit a Single Byte as a Master .................................. 1446
21.4.2 Configure the I
2
C Master to High Speed Mode ............................................................ 1447
21.5 Register Map ............................................................................................................ 1448
21.6 Register Descriptions (I
2
C Master) .............................................................................. 1450
21.7 Register Descriptions (I
2
C Slave) ............................................................................... 1479
21.8 Register Descriptions (I
2
C Status and Control) ............................................................ 1496
22 1-Wire Master Module ........................................................................................ 1505
22.1 Block Diagram ........................................................................................................... 1505
22.2 Signal Description ..................................................................................................... 1506
22.3 Functional Description ............................................................................................... 1506
22.3.1 1-Wire Protocol ......................................................................................................... 1506
22.3.2 Transport Protocol ..................................................................................................... 1509
22.3.3 Overdrive .................................................................................................................. 1510
22.3.4 Timing Override ......................................................................................................... 1510
22.3.5 Command Protocol .................................................................................................... 1511
22.3.6 Search (Enumeration) and Sub-Byte ........................................................................... 1512
22.3.7 Interrupts .................................................................................................................. 1512
22.3.8 DMA ......................................................................................................................... 1512
22.3.9 1-Wire Timing ............................................................................................................ 1514
22.4 Initialization and Configuration .................................................................................... 1514
22.5 Register Map ............................................................................................................ 1515
22.6 1-Wire Master Register Descriptions ........................................................................... 1516
23 Controller Area Network (CAN) Module ........................................................... 1534
23.1 Block Diagram ........................................................................................................... 1535
23.2 Signal Description ..................................................................................................... 1535
23.3 Functional Description ............................................................................................... 1536
23.3.1 Initialization ............................................................................................................... 1537
23.3.2 Operation .................................................................................................................. 1537
23.3.3 Transmitting Message Objects ................................................................................... 1538
23.3.4 Configuring a Transmit Message Object ...................................................................... 1539
23.3.5 Updating a Transmit Message Object ......................................................................... 1540
23.3.6 Accepting Received Message Objects ........................................................................ 1540
23.3.7 Receiving a Data Frame ............................................................................................ 1541
23.3.8 Receiving a Remote Frame ........................................................................................ 1541
23.3.9 Receive/Transmit Priority ........................................................................................... 1542
23.3.10 Configuring a Receive Message Object ...................................................................... 1542
23.3.11 Handling of Received Message Objects ...................................................................... 1543
23.3.12 Handling of Interrupts ................................................................................................ 1545
23.3.13 Test Mode ................................................................................................................. 1546
23.3.14 Bit Timing Configuration Error Considerations ............................................................. 1548
23.3.15 Bit Time and Bit Rate ................................................................................................. 1548
23.3.16 Calculating the Bit Timing Parameters ........................................................................ 1550
23.4 Register Map ............................................................................................................ 1553
23.5 CAN Register Descriptions ......................................................................................... 1554
24 Ethernet Controller ............................................................................................ 1585
24.1 Block Diagram ........................................................................................................... 1586
December 13, 201310
Texas Instruments-Advance Information
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