/* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zrcc:zrcc1:zrcc_ec Snapshot date: 2024-11-06 Generator : wayback-archiver */ ====== Engineering Change for ZRCC rev1 ====== ===== Introduction ===== Revision 1 of ZRCC contains a design error that swapped the chip select signals to the 128Kx8 RAM. The following photos show the correction required. [[https://retrobrewcomputers.org/lib/exe/fetch.php?tok=585773&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fzrcc%2Fzrcc1%2Fzrcc_scm_rev1_ec.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=357&tok=136bd7&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fzrcc%2Fzrcc1%2Fzrcc_scm_rev1_ec.jpg?600x357|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_scm_rev1_ec.jpg}}]] [[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=53ff23&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zrcc/zrcc1/zrcc_rev1ec_comp.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=387&tok=fce6ce&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fzrcc%2Fzrcc1%2Fzrcc_rev1ec_comp.jpg?600x387|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ec_comp.jpg}}]] [[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=77a66d&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zrcc/zrcc1/zrcc_rev1ec_solder.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=379&tok=ce12d8&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fzrcc%2Fzrcc1%2Fzrcc_rev1ec_solder.jpg?600x379|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ec_solder.jpg}}]] [[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=16a22f&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zrcc/zrcc1/zrcc_rev1ecw_solder.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=288&tok=f9d42d&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fzrcc%2Fzrcc1%2Fzrcc_rev1ecw_solder.jpg?600x288|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ecw_solder.jpg}}]]