{"id":6978,"date":"2023-07-29T06:17:09","date_gmt":"2023-07-29T06:17:09","guid":{"rendered":"https:\/\/41j.com\/blog\/?p=6978"},"modified":"2023-07-29T06:17:09","modified_gmt":"2023-07-29T06:17:09","slug":"epson-uk-printheads-sx-series","status":"publish","type":"post","link":"https:\/\/41j.com\/blog\/2023\/07\/epson-uk-printheads-sx-series\/","title":{"rendered":"Epson UK Printheads (SX series)"},"content":{"rendered":"\n

Nothing to see here.<\/p>\n\n\n\n

Epson UK Printheads (SX series)

<\/p>\n\n\n\n

Patent Protocol<\/h2>\n\n\n\n

figure 2:\u00a0http:\/\/www.freepatentsonline.com\/8430468.pdf<\/a>

<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

SCK  : Clock for SI&SP                                  pin 13
LAT  : Latch signal
SI&SP: Drive pulse selection data, selects nozzle
COM  : Drive signal
CH   : Connect drive input to nozzle<\/p>\n\n\n\n

http:\/\/www.freepatentsonline.com\/8430468.html<\/p>\n\n\n\n

Click to access 20100220133.pdf<\/a><\/p><\/p>\n\n\n\n

Click to access 20090066739.pdf<\/a><\/p><\/p>\n\n\n\n

From:\u00a0https:\/\/patentimages.storage.googleapis.com\/9b\/87\/b8\/23bb7e5e9ade1f\/US6758544.pdf<\/a>

<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Pinout guesses:<\/p>\n\n\n\n

2 \u00a0Gnd\/NC\/HV Gnd?
3 \u00a0Gnd
4 \u00a03v? ref? from printer
5 \u00a03.3v from printer
6 \u00a0Gnd
7 \u00a0Gnd
8 \u00a0<2v 1us Trig? \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Probably CH? (could be latch?)
9 \u00a03.3v? from printer
10 3v 0.5us Trig? from printer? \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Probably LATCH
11 Gnd\/NC??
12 Gnd
13 Clk? 100ns 3v\/from printer! \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Probably CLK?
14 Gnd
15 100ns 3v Data? from printer? \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0SI&SP DATA1
16 Gnd
17 100ns 3v Data? from printer? \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0SI&SP DATA2
18 Gnd
19 40v (43v from printer)
20 HV Data from printhead? from printer? (constant 1.5v with no head connected)
21 Gnd\/NC\/HV Gnd? \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Probably COM2

<\/p>\n\n\n\n

Pin<\/td>Signal<\/td>Use?<\/td><\/tr>
1<\/td>HV Data from printhead? (40v signal)<\/td>Probably COM1<\/td><\/tr>
2<\/td>Gnd\/NC\/HV Gnd?<\/td>Probably COM1 Gnd?<\/td><\/tr>
3<\/td>Gnd<\/td>Signal Gnd?<\/td><\/tr>
4<\/td>3.3\/3v ref from printer.<\/td> <\/td><\/tr>
5<\/td>3.3v from printer<\/td> <\/td><\/tr>
6<\/td>Gnd<\/td> <\/td><\/tr>
7<\/td>Gnd<\/td> <\/td><\/tr>
8<\/td><2v 1us<\/td>Probably CH<\/td><\/tr>
9<\/td>3.3v from printer<\/td> <\/td><\/tr>
10<\/td>3.v 0.5us from printer?<\/td>Probably LATCH<\/td><\/tr>
11<\/td>Gnd\/NC??<\/td> <\/td><\/tr>
12<\/td>Gnd<\/td> <\/td><\/tr>
13<\/td>Clk? 100ns 3v from printer
 <\/td>		Probably CLK<\/td><\/tr>
14<\/td>Gnd<\/td> <\/td><\/tr>
15<\/td>100ns 3v Data<\/td>SI&SP DATA1<\/td><\/tr>
16<\/td>Gnd<\/td> <\/td><\/tr>
17<\/td>100ns 3v Data? from printer?<\/td>SI&SP DATA2<\/td><\/tr>
18<\/td>Gnd<\/td> <\/td><\/tr>
19<\/td>43v from printer<\/td> <\/td><\/tr>
20<\/td>HV Data?<\/td>Probably COM2<\/td><\/tr>
21<\/td>Gnd\/NC\/HV Gnd?<\/td><\/tr><\/tbody><\/table>


<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"

Nothing to see here. Epson UK Printheads (SX series) Patent Protocol figure 2:\u00a0http:\/\/www.freepatentsonline.com\/8430468.pdf SCK  : Clock for SI&SP                                  pin 13LAT  : Latch signalSI&SP: Drive pulse selection data, selects nozzleCOM  : Drive signalCH   : Connect drive input to nozzle http:\/\/www.freepatentsonline.com\/8430468.html Click to access 20100220133.pdf Click to access 20090066739.pdf From:\u00a0https:\/\/patentimages.storage.googleapis.com\/9b\/87\/b8\/23bb7e5e9ade1f\/US6758544.pdf Pinout guesses: 2 \u00a0Gnd\/NC\/HV Gnd?3 \u00a0Gnd4 \u00a03v? […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-6978","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1RRoU-1Oy","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/6978","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/comments?post=6978"}],"version-history":[{"count":1,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/6978\/revisions"}],"predecessor-version":[{"id":6981,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/6978\/revisions\/6981"}],"wp:attachment":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/media?parent=6978"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/categories?post=6978"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/tags?post=6978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}