LCD Keypad Shield input-output expansion board using the two -line 16 character LCD with contrast adjustment and backlight , using an analog input port will complete five buttons , a reset button , unused IO ports are extended out of the reserve, make full use of IO ports . Occupancy figures port : PIN4 (DB4), 5 (DB5), 6 (DB6), 7 (DB7), 8 (RS), 9 (E), 10 ( backlight control ) , an analog button port A0. (LCD color is not specified, the random delivery. )<\/div>\n

Used in conjunction with Roboduino :<\/div>\n

<\/div>\n

Module debugging :<\/div>\n

<\/div>\n

\u00a0 \u00a0 \u00a0 \u00a0The LCD Keypad Shield plugged into the controller, then you need to download LCD4Bit_mod.h ( Right Save As ) library files to -0015 \\ hardware \\ libraries , and then compile the following test program and then downloaded to the initial use of LCD Keypad Shield , the first observation there is no LCD display character , if there is no contrast display characters that may be incorrect , you can use a flathead screwdriver to adjust RP1 ( clockwise rotation ) , the characters can be transferred to emerge clearly<\/div>\n<\/body>","protected":false},"excerpt":{"rendered":"

1602 Character LCD input and output expansion board<\/h1>\n","protected":false},"featured_media":2499,"comment_status":"open","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_cat":[66],"product_tag":[297,299,298],"class_list":{"0":"post-2495","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-displays","7":"product_tag-1602-character-lcd-input-and-output-expansion-board","8":"product_tag-16x2-button","9":"product_tag-16x2-character-lcd-input-and-output-expansion-board","11":"first","12":"outofstock","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"supplier_id":null,"supplier_sku":"","barcode":null,"atum_controlled":true,"out_stock_date":null,"out_stock_threshold":null,"inheritable":false,"inbound_stock":0,"stock_on_hold":0,"sold_today":0,"sales_last_days":0,"reserved_stock":0,"customer_returns":0,"warehouse_damage":0,"lost_in_post":0,"other_logs":0,"out_stock_days":0,"lost_sales":0,"has_location":false,"update_date":"2026-05-06T00:18:16","atum_locations":[],"atum_stock_status":"outofstock","restock_status":false,"low_stock_amount":"","sales_update_date":"2026-05-06T00:18:16","calc_backorders":null,"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/product\/2495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/comments?post=2495"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/media\/2499"}],"wp:attachment":[{"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/media?parent=2495"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/product_cat?post=2495"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/siratek.net\/index.php\/wp-json\/wp\/v2\/product_tag?post=2495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}