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F20 Datasheet(PDF) 89 Page - List of Unclassifed Manufacturers

Part # F20
Description  8-ch normal DMA controllers and 8-ch dedicated DMA controllers
PDF  111 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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F20 Datasheet(HTML) 89 Page - List of Unclassifed Manufacturers

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Boxchip F20 Datasheet
Boxchip. All rights reserved.
Ver 1.01
Page 89
28.
ATA Interface
28.1.
ATA Overview
The ATA Interface module is an IDE (Integrated Drive Electronics) controller, which can be
configured either as a HD (Hard Disk) Controller or as a CF (Compact Flash) Card Controller.
The ATA Interface includes the following features:
Support for two IDE devices in one channel
Independently programmable timing for each device
Programmable posted writes and read-prefetch for each channel
Supports:
PIO Modes 0, 2, 3, 4
Programmable DMA
Ultra DMA 0, 1, 2 (33), 3, 4 (66)
Support for external bi-directional buffers if required
28.2.
ATA Signal Description
Table 28-1. ATA Signal Description
Signal
Name
Description
Type
Pin
Name
Ball#
ATAA0
ATA Address bit0
O
PH0
C6
ATAA1
ATA Address bit1
O
PH1
D6
ATAA2
ATA Address bit2
O
PH2
E6
ATAIRQ
ATA Interrupt Request from IDE Device
I
PH3
F6
ATAD0
ATA Data input and output bit0
I/O
PH4
A5
ATAD1
ATA Data input and output bit1
I/O
PH5
B5
ATAD2
ATA Data input and output bit2
I/O
PH6
C5
ATAD3
ATA Data input and output bit3
I/O
PH7
D5
ATAD4
ATA Data input and output bit4
I/O
PH8
E5
ATAD5
ATA Data input and output bit5
I/O
PH9
F5
ATAD6
ATA Data input and output bit6
I/O
PH10
A4
ATAD7
ATA Data input and output bit7
I/O
PH11
B4
ATAD8
ATA Data input and output bit8
I/O
PH12
C4
ATAD9
ATA Data input and output bit9
I/O
PH13
D4
ATAD10
ATA Data input and output bit10
I/O
PH14
E4
ATAD11
ATA Data input and output bit11
I/O
PH15
A3
ATAD12
ATA Data input and output bit12
I/O
PH16
B3
ATAD13
ATA Data input and output bit13
I/O
PH17
C3
ATAD14
ATA Data input and output bit14
I/O
PH18
G2



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