ATA20 White Electronic Designs Corporation, ATA20 Datasheet - Page 21

• 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
0A6H
0A8H
0AAH
0ACH
0AEH
0B0H
0B2H
0B4H
0B6H
7PxxxATA20xxC25
1BH CISTPL_CFTABLE ENTRY
0AH TPL_LINK
C1H I
41H W
99H M
01H R
55H X
64H R
F0H S
6 5 4 3 2 1 0
D Configuration INDEX
R P B interface type
MS
DI PI AI SI HV LV NV
Mantissa
S E IO AddrLine
P L M V B I
IR IO T P
Exponent
N
Description of contents
Configuration table entry tuple Tuple code
Link length is 10 bytes
Contiguous I/O mapped ATA
registers configuration
I = 1: Interface byte follows
D = 1: Default entry
Configuration index = 1
W = 0: Wait not used
R = 1: Ready active
P = 0: WP not used
B = 0: BVS1 and BVD2 not
used
IF type = 1: I/O interface
M = 1: Misc info present
MS = 00: No memory space
info
IR = 1: Interrupt info present
IO = 0: No I/O port info
present
T = 0: No timing info present
P = 1: V
Nominal voltage only follows
R: Reserved
DI: Power down Current info
PI: Peak current info
AI: Average current info
SI: Static current info
HV: Max voltage info
LV: Min voltage info
NV: Nominal voltage info
Nominal voltage = 5 V
S = 1: 16-bit hosts supported
E = 1: 8-bit hosts supported
IO AddrLine: 4 lines decoded
S = 1: Share logic active
P = 1: Pulse mode IRQ
supported
L = 1: Level mode IRQ
supported
M = 1: Bit mask of IRQs
present
V = 0: No vender unique IRQ
B = 0: No bus error IRQ
I = 0: No IO check IRQ
N = 0: No NMI
21
CC
only info
White Electronic Designs Corporation [phone]
CIS function
Link to next tuple
Configuration table index
byte TPCE_INDX
Interface description field
TPCE_IF
Feature selection byte
TPCE_FS
Power parameters for V
V
I/O space description field
TPCE_IO
Interrupt request description
structure
TPCE_IR
CC
nominal value
CC