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Panasonic MN103001G/F01K User Manual

Page 11

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5. Operating Mode

5.1

Overview ........................................................................................................................ 5-2

5.2

Reset Mode .................................................................................................................... 5-3

5.3

Low Power Mode ........................................................................................................... 5-4

6. Clock Generator

6.1

Overview ........................................................................................................................ 6-2

6.2

Features .......................................................................................................................... 6-2

6.3

Block Diagram ............................................................................................................... 6-2

6.4

Description of Operation ................................................................................................ 6-3

6.4.1

Input Frequency Setting ................................................................................ 6-3

6.4.2

Internal Clock Supply ................................................................................... 6-3

7. Internal Memory

7.1

Overview ........................................................................................................................ 7-2

7.2

Features .......................................................................................................................... 7-2

7.3

Internal Memory Configuration ..................................................................................... 7-3

8. Bus Controller (BC)

8.1

Overview ........................................................................................................................ 8-2

8.2

Features .......................................................................................................................... 8-2

8.3

Bus Configuration .......................................................................................................... 8-3

8.4

Block Diagram ............................................................................................................... 8-3

8.5

Pin Functions ................................................................................................................. 8-5

8.6

Description of Registers ................................................................................................. 8-7

8.6.1

Memory Block 0 Control Register ................................................................ 8-8

8.6.2

Memory Block 1 Control Register .............................................................. 8-10

8.6.3

Memory Block 2 Control Register .............................................................. 8-14

8.6.4

Memory Block 3 Control Register .............................................................. 8-19

8.6.5

DRAM control register ............................................................................... 8-22

8.6.6

Refresh count register ................................................................................. 8-23

8.6.7

Page Row Address Register ........................................................................ 8-24

8.6.8

Clock Control Register ............................................................................... 8-24

8.7

Space Partitioning ........................................................................................................ 8-26

8.8

Operation Clocks ......................................................................................................... 8-28

8.9

Mode Settings .............................................................................................................. 8-28

8.10

Bus Cycle ..................................................................................................................... 8-29

8.11

Store Buffer .................................................................................................................. 8-30

8.12

Accessing the Internal I/O Space ................................................................................. 8-31

8.13

External Memory Space Access

(Non-DRAM Spaces) .................................................................................... 8-32

8.13.1

16-bit Bus with Fixed Wait States, in Synchronous Mode

and in Address/Data Separate Mode ........................................................... 8-33