====== Engineering Changes for CPLD6502, rev0 ======

There are two errors on rev0 CPLD6502 pc board. This is the engineering changes to correct these errors.

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=dcba15&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/6502/cpld6502/cpld6502r0/trainer_ec_1.jpg|{{https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/6502/cpld6502/cpld6502r0/trainer_ec_1.jpg?direct&600x581|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_6502_cpld6502_cpld6502r0_trainer_ec_1.jpg}}]]

===== 7-Segment display, D6, wiring errors =====

Cut A, jumper A, cut B, jumper B

===== RAM output enable, write enable, chip select wiring errors =====

Cut C, jumper C

===== Separate Flash output enable and chip select =====

Cut D, jumper D

===== 2N2222 Footprint as layed out on PCB =====

{{https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/6502/cpld6502/cpld6502r0/02222200.jpg?direct&300x192}}