ATA20 White Electronic Designs Corporation, ATA20 Datasheet - Page 22

• Manufacturer Part Number: ATA20
• Description: Density = 8MB-160MB ;; Memory Device = Hitachi Flash ;; Organization = X16/x8 ;; Speed (ns) = 250 ;; Volt = 3/5
• Manufacturer: White Electronic Designs Corporation

June 2000 Rev. 5 – ECO #12935
Address Data 7
0B8H
0BAH
0BCH
7PxxxATA20xxC25
FFH IRQ
FFH IRQ
20H X
7
15
6 5 4 3 2 1 0
IR
Q
6
IR
Q
14
R P R
IR
Q
5
IR
Q
13
IR
Q
4
IR
Q
12
O
IR
Q
3
IR
Q
11
A T
IR
Q
2
IR
Q
10
IR
Q
1
IR
Q
9
IRQ0
IRQ8
Description of contents
IRQ level to be routed 0 to 15
recommended
Recommended routing to any
“normal, maskable” IRQ.
X = 0: No more misc fields
R: reserved
P = 1: Power down supported
RO = 0: Not read only mode
A = 0: Audio not supported
T = 0: Single drive
22
White Electronic Designs Corporation [phone]
CIS function
Mask extension byte 1
TPCE_IR
Mask extension byte 2
TPCE_IR
Miscellaneous features field
TPCE_MI