13.5
Register Descriptions .............................................................................................................. 303
14
Synchronous Serial Interface (SSI) ................................................................................ 337
14.1
Block Diagram ........................................................................................................................ 337
14.2
Functional Description ............................................................................................................. 337
14.2.1 Bit Rate Generation ................................................................................................................. 338
14.2.2 FIFO Operation ....................................................................................................................... 338
14.2.3 Interrupts ................................................................................................................................ 338
14.2.4 Frame Formats ....................................................................................................................... 339
14.3
Initialization and Configuration ................................................................................................. 346
14.4
Register Map .......................................................................................................................... 347
14.5
Register Descriptions .............................................................................................................. 348
15
Inter-Integrated Circuit (I2C) Interface ............................................................................ 374
15.1
Block Diagram ........................................................................................................................ 374
15.2
Functional Description ............................................................................................................. 374
15.2.1 I2C Bus Functional Overview .................................................................................................... 375
15.2.2 Available Speed Modes ........................................................................................................... 377
15.2.3 Interrupts ................................................................................................................................ 378
15.2.4 Loopback Operation ................................................................................................................ 378
15.2.5 Command Sequence Flow Charts ............................................................................................ 379
15.3
Initialization and Configuration ................................................................................................. 385
15.4
I2C Register Map ..................................................................................................................... 386
15.5
Register Descriptions (I2C Master) ........................................................................................... 387
15.6
Register Descriptions (I2C Slave) ............................................................................................. 400
16
Ethernet Controller .......................................................................................................... 409
16.1
Block Diagram ........................................................................................................................ 410
16.2
Functional Description ............................................................................................................. 410
16.2.1 Internal MII Operation .............................................................................................................. 410
16.2.2 PHY Configuration/Operation ................................................................................................... 411
16.2.3 MAC Configuration/Operation .................................................................................................. 412
16.2.4 Interrupts ................................................................................................................................ 414
16.3
Initialization and Configuration ................................................................................................. 415
16.4
Ethernet Register Map ............................................................................................................. 415
16.5
Ethernet MAC Register Descriptions ......................................................................................... 417
16.6
MII Management Register Descriptions ..................................................................................... 434
17
Analog Comparators ....................................................................................................... 453
17.1
Block Diagram ........................................................................................................................ 453
17.2
Functional Description ............................................................................................................. 454
17.2.1 Internal Reference Programming .............................................................................................. 455
17.3
Initialization and Configuration ................................................................................................. 456
17.4
Register Map .......................................................................................................................... 456
17.5
Register Descriptions .............................................................................................................. 457
18
Pulse Width Modulator (PWM) ........................................................................................ 465
18.1
Block Diagram ........................................................................................................................ 465
18.2
Functional Description ............................................................................................................. 465
18.2.1 PWM Timer ............................................................................................................................. 465
18.2.2 PWM Comparators .................................................................................................................. 466
18.2.3 PWM Signal Generator ............................................................................................................ 467
November 30, 2007
6
Preliminary
Table of Contents