Host Interface

Table 4.27 Device parameter information (2/6)

Word

Value

Bits

Description

 

 

 

 

50

0000h

 

Reserved

 

 

 

 

51

0200h

15-8

PIO data transfer cycle timing mode

 

 

7-0

Reserved

 

 

 

 

520000h 15-0 Reserved

530007h 15-3 Reserved

2

Information in word 88 is valid. (1b)

1Information in words 64 to 70 is valid. (1b)

0Information in words 54 to 58 is valid. (1b)

54-62

0000h

 

Reserved

 

 

 

 

 

63

0407h

15-

Reserved (0b)

 

 

11

 

 

 

(Default value)

10

Multiword DMA transfer mode 2 is selected.

 

 

9

Multiword DMA transfer mode 1 is selected.

 

 

 

Multiword DMA transfer mode 0 is selected.

 

 

 

8

 

 

 

7-3

Reserved (0b)

 

 

 

2

Multiword DMA transfer modes 2 to1 are supported.(1b)

 

 

 

1

Multiword DMA transfer modes 1 and 0 are supported.(1b)

 

 

0

Multiword DMA transfer modes 0 is supported.(1b)

 

 

 

 

64

0003h

15-2

Reserved (0b)

 

 

1

PIO transfer modes 4 and under are supported.(1b)

 

 

0

PIO transfer modes 3 and under are supported.(1b)

 

 

 

 

65

0078h (120)

 

Minimum multiword DMA transfer time per word (ns)

 

 

 

 

66

0078h (120)

 

Recommended multiword DMA transfer time (ns)

 

 

 

 

67

0078h (120)

 

Minimum PIO transfer cycle time when flow control is disabled

 

 

 

(ns)

 

 

 

 

68

0078h (120)

 

Minimum PIO transfer cycle time when flow control using

 

 

 

IORDY is enabled (ns)

 

 

 

 

69-70

0000h

 

Reserved

 

 

 

 

71

07D0h (2000)

 

Required time after the PACKET command is received until the

 

 

 

bus is released (#s) (Typical)

 

 

 

 

72

0000h (0000)

 

Required time after the SERVICE command is received until

 

 

 

BSY is cleared (#s) (Typical)

 

 

 

 

73-79

0000h

 

Reserved

 

 

 

 

 

4-28

C156-E205-01EN

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Fujitsu MCJ3230AP manual Device parameter information 2/6