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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.

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_scm_rev1_ec.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ec_comp.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ec_solder.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zrcc_zrcc1_zrcc_rev1ecw_solder.jpg