Memory Daughter-Card Version 1.5

© Compaq Computer Corporation, 1998, 2000.
For non-commercial use only. See license agreement.

Introduction

In this distribution, Computer Computer Corporation provides most of the information necessary to build the Memory Daughter-Card version 1.5. This hardware has been designed to be used with the Itsy pocket computer version 1.5. This distribution includes the documentation, the schematics (including net-list), the PCB manufacturing data, and the PCB assembly data (including bill-of-materials).

The material in this distribution is provided by Computer Computer Corporation for non-commercial use only, under the terms of the Hardware License Agreement.

Content of the Distribution

Documentation

Read.me
Description of the distribution [ASCII].
index.html
Description of the distribution [HTML].
agreement.txt
Hardware license agreement [ASCII].
agreement.html
Hardware license agreement [HTML].
memdchw.ps.gz
The Memory Daughter-Card Version 1.5: Hardware Description [PostScript, 8.5 in × 11 in, gzip compressed].

Schematics

memdc.ps
Memory Daughter-Card v1.5 (top-level schematic) [PostScript, 17 in × 11 in].
memory.ps
Memory unit [PostScript, 17 in × 11 in].
xx29l.ps
8/16-Mbit flash memory [PostScript, 17 in × 11 in].
xx29u.ps
8/16-Mbit flash memory [PostScript, 17 in × 11 in].
memdc.out
Net-list, sorted by components [ASCII].
memdc.prt
Net-list, sorted by nets [ASCII].

PCB manufacturing data

aptab.txt
Aperture table [ASCII].
drilltab.txt
Drill table [ASCII].
layer01.gbr
Layer 1 (top), signal layer, positive image [RS-274X].
layer02.gbr
Layer 2 (internal), ground plane, negative image [RS-274X].
layer03.gbr
Layer 3 (internal), power plane, negative image [RS-274X].
layer04.gbr
Layer 4 (bottom), signal layer, positive image [RS-274X].
masktop.gbr
Top soldering mask (layer 1), positive image [RS-274X].
maskbot.gbr
Bottom soldering mask (layer 4), positive image [RS-274X].
pastetop.gbr
Top soldering paste (layer 1), positive image [RS-274X].
pastebot.gbr
Bottom soldering paste (layer 4), positive image [RS-274X].
pth.gbr
Drill, plated through-holes [RS-274X].
npth.gbr
Drill, non-plated through-holes [RS-274X].
pth.nc
Drill, plated through-holes [ext. Excellon NC].
npth.nc
Drill, non-plated through-holes [ext. Excellon NC].

The Gerber files are in RS-274X format (i.e., aperture table included). Coordinates are in inches in 3 4 format with trailing zeros (i.e., leading-zero suppression). The aperture table is also provided, for systems which do not support the Gerber RS-274X format.

The drill files are provided both in Gerber RS-274X format and in extended Excellon NC format (i.e., drill table included). Coordinates are in inches in 2 4 format with leading zeros (i.e., trailing-zero suppression).

PCB assembly data

memdc.bom
PCB bill-of-materials [ASCII].
memdc.pik
Placement data, sorted by sides and components [ASCII].
memdc.pks
Placement data, reference numbers [ASCII].
pcbtop1.ps
Top assembly drawing [PostScript, 17 in × 11 in].
pcbtop2.ps
Top assembly drawing [PostScript, 17 in × 11 in].