RB1002
Abstract: UM83C002 ST412HP UM83C001 127fl
Text: UNICORN MIC ROE LECTRONICS 54E D • ^76700 QGQQ37S *1 ■ UM83C002 Ü M Ö RAM Buffer Controller Features ■ ■ * ■ ■ ■ ■ ■ No lost RAM cycles for DMA break-in 3 DMA channels Host processor port Refresh circuit for dynamic RAM buiit-in RAM access priority network
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127fl7Ã
GGQD37S
UM83C002
UM83C002,
UM83C002
RB1002
ST412HP
UM83C001
127fl
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RB1002
Abstract: um83c002
Text: UMC UM83C002 RAM Buffer C o n tro lle r^ Features • ■ ■ ■ ■ ■ ■ 3 DMA channels Host processor port Refresh for dynamic RAM's built-in RAM access priority network Address multiplexing for dynamic RAM'S Multiplexed address and data lines from processor
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UM83C002
UM83C002.
UM83C002
DST300Ô
RB1002
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Untitled
Abstract: No abstract text available
Text: UNITED MICROELECTRONICS TE J E | 1355-A1E 0D00S03 □ T -5 2 -3 3 -1 9 ^75 UM83C002 RAM Buffer Controller FEATURES PIN CO NFIGU RATION • ■ ■ ■ ■ ■ 3 D M A Channels Host Processor Port Refresh for Dynamic R A M s Built in R A M Access Priority Network
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1355-A1E
0D00S03
UM83C002
A15/D15C
A14/D14C
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8086 hex code
Abstract: FM011 PC HARD DISK CIRCUIT diagram UM83C001 UM83C002 diak CRC-16 ST-506 ESDI host SA450
Text: UMC U M 8 3 C 0 0 1 H ard Disk C ontroller S Features • Serializer-deserializer ■ Programmable track form at ■ External drive select and head select registers for expan aability ■ Internal phase detector for phase lock oscillator ■ Interface options:
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UM83C001
ST-506,
ST-412,
ST-412HP,
QIC-36
8086 hex code
FM011
PC HARD DISK CIRCUIT diagram
UM83C001
UM83C002
diak
CRC-16
ST-506
ESDI host
SA450
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um83c002
Abstract: No abstract text available
Text: UMC UM8 3 C0 0 1 Harci QjSfç C ontroller Features • Sector options: SOFT, HARD, ESDI ADDRESS MARKS, ESDI BYTE and ESDI BYTE CLOCKS ■ Serializer-deserializer ■ Programmable track format ■ External ■ Recording options: drive select and head select registers for
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ST-506,
ST-412,
ST-412HP,
QIC-36
UM83C001
UM83C001
um83c002
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UM83C002
Abstract: UM83C021 C127E ESDI CRC-16 ST-506 QIC-36 ESDI host G0004 6L57
Text: UNICORN MICROELECTRONICS 24 E D T S T flT ñ ñ 0 0 0 0 3 ^ 2 T I 3 3 ñ S3 T ^ Z - S Z - ú Z UM83C021 Hard Disk Controller P R E L IM IN A R Y Features Sector • Serializer-deserializer ■ Programmable track format, compatible with WD Track format ■ External drive select and head select registers for expandability
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6l57fl7Ã
UM83C021
ST-506,
ST-412,
ST-412HP,
QIC-36
UM83C021
ST-506
ST-412
UM83C002
C127E
ESDI
CRC-16
ST-506
ESDI host
G0004
6L57
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UM83C001
Abstract: ST-412 ESDI CRC-16 ST-506 BF 412 head Unicorn microelectronics um83c002 QIC-36
Text: UNICORN MICROELECTRONICS 5ME D •iaTÔTfifi 000Q355 3 i 3 srñ 2r T - s 'a - 3 2 -6 5 UM83C001 1=1 ¡ V I i Hard Disk Controller Features Sector options: SOFT, HARD, ESDI ADDRESS MARKS, ESDI BYTE and ESDI BYTE CLOCKS ■ Seriallzer-deserializer ■ Programmable track format
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000G355
UM83C001
ST-506,
ST-412,
ST-412HP,
QIC-36
UM83CQ01.
00037H
UM83C001
ST-412
ESDI
CRC-16
ST-506
BF 412 head
Unicorn microelectronics
um83c002
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RB1002
Abstract: Dynamic RAM Controller UM83C002 ST412HP UM83C001
Text: UiVIC U M 83C002 RAM Buffer C o n tro lle ra i Features • ■ ■ ■ ■ ■ ■ 3 DMA channels Host processor port Refresh for dynamic RAM 's built-in RAM access priority network Address multiplexing for dynamic RAM 'S Multiplexed address and data lines from processor
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OCR Scan
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PDF
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UM83C002
UM83C002.
UM83C002
RB1002
Dynamic RAM Controller
ST412HP
UM83C001
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