16
16-6
Ver.0.10
16.3 Typical Operation of the Wait Controller
The following shows a typical operation of the wait controller. The wait controller can control bus
access in the range of 2 to 5 cycles. If more access cycles than that are needed, use the WAIT
function in combination with the wait controller.
(1) When Bus Mode Control Register = 0
___
External read/write operations are performed using the address bus, data bus, and signals CS0,
___
__
___
___
____
CS1, RD, BHW, BLW, WAIT, and BCLK.
Figure 16.3.1 Internal Bus Access during Bus Free State
Note : THi-Z denotes a high-impedance state.
Bus-free state
internal bus access
"H"
BCLK
A11 - A30
CS0, CS1
BHW, BLW
DB0 - DB15
WAIT
RD
"H"
Hi-z
"H"
WAIT CONTROLLER
16.3 Typical Operation of the Wait Controller
Summary of Contents for M32170F3VFP
Page 42: ...1 1 24 Ver 0 10 OVERVIEW 1 4 Pin Layout This is a blank page ...
Page 56: ...2 2 14 Ver 0 10 This is a blank page ...
Page 88: ...3 3 32 Ver 0 10 ADDRESS SPACE 3 7 Notes on Address Space This is a blank page ...
Page 270: ...9 9 40 Ver 0 10 DMAC 9 4 Precautions about the DMAC This is a blank page ...
Page 614: ...12 12 64 Ver 0 10 This is a blank page SERIAL I O 12 9 Precautions on Using UART Mode ...
Page 756: ...17 17 10 Ver 0 10 RAM BACKUP MODE 17 4 Exiting RAM Backup Mode Wakeup This is a blank page ...
Page 762: ...18 18 6 Ver 0 10 OSCILLATION CIRCUIT 18 2 Clock Generator Circuit This is a blank page ...
Page 831: ...CHAPTER 22 CHAPTER 22 TYPICAL CHARACTERISTICS 22 1 A D Conversion Characteristics ...
Page 833: ...Appendix 1 1 Dimensional Outline Drawing APPENDIX 1 APPENDIX 1 MECHANICAL SPECIFICATIONS ...
Page 841: ...Appendix 3 1 Precautions about Noise APPENDIX 3 APPENDIX 3 PRECAUTIONS ABOUT NOISE ...