8250lp parts

From: William Levak <wlevak_at_SDF.ORG>
Date: Thu, 4 Jun 2015 01:37:36 +0000 (UTC)
Message-ID: <Pine.NEB.4.64.1506040127010.4694@sdf.lonestar.org>
I have constructed a 8250lp parts list, mainly from the schematic.
The schematic shows ROMs, but all the part numbers are for EPROMs.
Were there any actual ROMs? If so, were the same ones as the 8250?

This list probably needs a lot of correction.

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8250LP Parts

Location      Part Number  Description
UB6, UB8                   58725 (2) 2K x 8 static RAM

DOS:
UAB15                      6502 CPU
UAB17, UAB18               6532 (2) RIOT
UA13                       2364 ROM DOS 2.7 C000-DFFF
UA11                       2364 ROM DOS 2.7 E000-DFFF
UA13          251165-01    2564 EPROM DOS 2.7 C000-DFFF
UA11          251166-01    2564 EPROM DOS 2.7 E000-DFFF

Controller:
UAB4                       6502 CPU
UAB1                       6522 VIA
UAB3                       6530 RIOT DOS 2.7
UAB3                       adapter card
UC1                        2316 ROM GCR
UC1           251167-01    2516 EPROM GCR
drive                      Matsushita JU-570-2

Adapter Card:
                            6530 RIOT (ROM disabled)
               251474-01B   2716 EPROM DOS 2.7 Matsushita

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wlevak@sdf.lonestar.org
SDF Public Access UNIX System - http://sdf.lonestar.org

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Received on 2015-06-04 02:00:06

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