Rabbit 6000 User Manual page 7

33.2 Block Diagram .........................................369
33.2.1 Registers ..........................................370
33.3 Dependencies ...........................................371
33.3.1 I/O Pins ............................................371
33.3.2 Clocks ..............................................371
33.3.3 Other Registers ................................371
33.3.4 Interrupts .........................................371
33.4 Operation..................................................372
33.4.1 Handling Interrupts ..........................372
33.5 Register Descriptions ...............................374
34. Error Check and Correction
34.1 Overview ..................................................383
34.1.1 Block Diagram ................................384
34.1.2 Registers ..........................................384
34.2 Dependencies ...........................................385
34.2.1 I/O Pins ............................................385
34.2.2 Clocks ..............................................385
34.2.3 Other Registers ................................385
34.3 Operation..................................................385
34.3.1 ECC .................................................385
34.3.2 CRC .................................................385
34.4 Register Descriptions ...............................386
35. I2C Peripheral (Serial Port G)
35.1 Overview ..................................................389
35.1.1 Block Diagram ................................390
35.1.2 Registers ..........................................391
35.2 Dependencies ...........................................392
35.2.1 I/O Pins ............................................392
35.2.2 Clocks ..............................................392
35.2.3 Other Registers ................................392
35.2.4 Interrupts .........................................392
35.3 Operation..................................................393
35.3.1 32-bit Interface ................................393
35.3.2 Interrupts .........................................393
35.3.3 Master Mode, Data Write ................393
35.3.4 Master Mode, Data Read .................394
35.3.5 Slave Mode, Data Write ..................394
35.3.6 Slave Mode, Data Read ...................394
35.4 Register Descriptions ...............................395
36. Low-Power Operation
36.1 Overview ..................................................403
36.1.1 Registers ..........................................404
36.2 Operation..................................................405
36.2.1 Unused Pins .....................................405
36.2.2 Unused Peripherals ..........................405
36.2.3 Clock Rates ......................................405
36.2.4 Short Chip Selects ...........................407
36.2.5 Self-Timed Chip Selects ..................412
36.3 Register Descriptions ...............................413
37. Specifications
37.1 Preliminary DC Characteristics................416
37.2 AC Characteristics ...................................418
37.3 External Memory Access Times ..............419
37.3.1 Memory Reads ................................419
Rabbit 6000 User's Manual
37.3.2 Memory Writes ............................... 419
37.3.3 External I/O Reads .......................... 422
37.3.4 External I/O Writes ......................... 422
37.4 Clock Speeds............................................ 425
37.4.1 Recommended Clock/Memory
Configurations .......................................... 425
37.5 Power and Current Consumption............. 427
37.5.1 Sleepy Mode Current Consumption 427
37.5.2 Battery-Backed Clock Current
Consumption ............................................. 428
38. Package Specifications and Pinout
38.1 Ball Grid Array Packages ........................ 429
38.1.1 Pinout 17mm × 17mm BGA 292 .... 429
38.1.2 Pinout 15mm × 15mm BGA 233 .... 430
38.1.3 Mechanical Dimensions and Land
Pattern ....................................................... 431
38.2 Rabbit Pin Descriptions ........................... 434
Appendix A. Parallel Port Pins with
A.1 Alternate Parallel Port Pin Outputs........... 441
A.2 Alternate Parallel Port Pin Inputs.............. 444
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Alternate Functions
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