Fujitsu MHK2090AT, MHK2120AT, MHK2060AT, MHJ2181AT manual Contents

Contents

5.5.2	Phases of operation 5-87
5.5.2.1	Ultra DMA burst initiation phase 5-87
5.5.2.2	Data transfer phase	5-88
5.5.2.3	Ultra DMA burst termination phase			5-88
5.5.3	Ultra DMA data in commands		5-89
5.5.3.1	Initiating an Ultra DMA data in burst			5-89
5.5.3.2	The data in transfer	5-90
5.5.3.3	Pausing an Ultra DMA data in burst			5-90
5.5.3.4	Terminating an Ultra DMA data in burst				5-91
5.5.4	Ultra DMA data out commands		5-94
5.5.4.1	Initiating an Ultra DMA data out burst			5-94
5.5.4.2	The data out transfer	5-94
5.5.4.3	Pausing an Ultra DMA data out burst			5-95
5.5.4.4	Terminating an Ultra DMA data out burst				5-96
5.5.5	Ultra DMA CRC rules	5-98
5.5.6	Series termination required for Ultra DMA				5-100

5.6Timing 5-101

5.6.1	PIO data transfer	5-101
5.6.2	Multiword DMA data transfer		5-103
5.6.3	Transfer of Ultra DMA data		5-104
5.6.3.1	Starting of Ultra DMA data In Burst			5-104
5.6.3.2	Ultra DMA data burst timing requirements				5-105
5.6.3.3	Sustained Ultra DMA data in burst 5-107
5.6.3.4	Host pausing an Ultra DMA data in burst				5-108
5.6.3.5	Device terminating an Ultra DMA data in burst					5-109
5.6.3.6	Host terminating an Ultra DMA data in burst					5-110
5.6.3.7	Initiating an Ultra DMA data out burst			5-111
5.6.3.8	Sustained Ultra DMA data out burst			5-112
5.6.3.9	Device pausing an Ultra DMA data out burst					5-113
5.6.3.10 Host terminating an Ultra DMA data out burst						5-114
5.6.3.11 Device terminating an Ultra DMA data in burst						5-115
5.6.4	Power-on and reset	5-116

xii C141-E088-01EN