· RJ45 connectors for RS232 and the connection to the machine itself.
\n· +5V supply, as opposed to the original board needing +15\/-15\/+5.
\n· Greatly decreased size.
\n· RoHS compliance.
\n· Protection against power being connected backwards.
\n· Power \/ TX \/ RX \/ RTS \/ CTS LEDs.
\n· Greatly decreased cost.
\n· Branded.<\/p><\/blockquote>\n
Hopefully I’ll order the boards and all other parts I need for the initial production run either tomorrow or Monday. I just need to catalog the parts I have, order the rest of the parts, order the boards, order the lead-free solder, packaging materials, etc.<\/p>\n
Now, off to National Coney Island, REI, and the Apple store with Danielle.<\/p>\n","protected":false},"excerpt":{"rendered":"
Third Draft of RS232 to Eaton Leonard Layout(Click for 600dpi version…) Well, I think it is done. As long as the schematic passes the final validation (which I’ll do tomorrow) that up there will be the final version of the RS232 to Eaton Leonard level shifter board I’ve been working on for ‘ company. It’s\u2026<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,34,18],"tags":[],"class_list":["post-8860","post","type-post","status-publish","format-standard","hentry","category-electronics","category-moved-from-livejournal","category-work"],"_links":{"self":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/comments?post=8860"}],"version-history":[{"count":1,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860\/revisions"}],"predecessor-version":[{"id":12770,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860\/revisions\/12770"}],"wp:attachment":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/media?parent=8860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/categories?post=8860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/tags?post=8860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![](\"https:\/\/nuxx.net\/blog\/wp-content\/uploads\/2026\/06\/rs232_eaton_leonard_thirddraft.png\")
<\/a>![original 4″ x 4.5″ part<\/a>.<\/p>\nI’ve also made the following changes from the original design:<\/p>\n· RJ45 connectors for RS232 and the connection to the machine itself.\n· +5V supply, as opposed to the original board needing +15\/-15\/+5.\n· Greatly decreased size.\n· RoHS compliance.\n· Protection against power being connected backwards.\n· Power \/ TX \/ RX \/ RTS \/ CTS LEDs.\n· Greatly decreased cost.\n· Branded.<\/p><\/blockquote>\nHopefully I’ll order the boards and all other parts I need for the initial production run either tomorrow or Monday. I just need to catalog the parts I have, order the rest of the parts, order the boards, order the lead-free solder, packaging materials, etc.<\/p>\nNow, off to National Coney Island, REI, and the Apple store with Danielle.<\/p>\n","protected":false},"excerpt":{"rendered":"Third Draft of RS232 to Eaton Leonard Layout(Click for 600dpi version…) Well, I think it is done. As long as the schematic passes the final validation (which I’ll do tomorrow) that up there will be the final version of the RS232 to Eaton Leonard level shifter board I’ve been working on for ‘ company. It’s\u2026<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,34,18],"tags":[],"class_list":["post-8860","post","type-post","status-publish","format-standard","hentry","category-electronics","category-moved-from-livejournal","category-work"],"_links":{"self":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/comments?post=8860"}],"version-history":[{"count":1,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860\/revisions"}],"predecessor-version":[{"id":12770,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/posts\/8860\/revisions\/12770"}],"wp:attachment":[{"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/media?parent=8860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/categories?post=8860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nuxx.net\/blog\/wp-json\/wp\/v2\/tags?post=8860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}](\"https:\/\/nuxx.net\/blog\/wp-content\/uploads\/2026\/06\/IMG_7204-1.jpg\"){kind=link}