{"id":2319,"date":"2025-11-07T20:31:31","date_gmt":"2025-11-07T19:31:31","guid":{"rendered":"http:\/\/nas01\/wordpress\/?page_id=2319"},"modified":"2026-03-28T19:52:01","modified_gmt":"2026-03-28T18:52:01","slug":"tca9548a-i2c-multiplexer","status":"publish","type":"page","link":"https:\/\/jsanders.myds.me\/wordpress\/?page_id=2319","title":{"rendered":"TCA9548A I2C Multiplexer"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2319\" class=\"elementor elementor-2319\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8333489 e-flex e-con-boxed e-con e-parent\" data-id=\"8333489\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9396879 elementor-widget elementor-widget-heading\" data-id=\"9396879\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TCA9548A I2C Multiplexer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1334e12 e-flex e-con-boxed e-con e-parent\" data-id=\"1334e12\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6c33087 elementor-widget elementor-widget-heading\" data-id=\"6c33087\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Omschrijving<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9bf3bf9 e-con-full e-flex e-con e-child\" data-id=\"9bf3bf9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1db069d elementor-widget elementor-widget-image\" data-id=\"1db069d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-scaled.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"TCA9548A-opstelling\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjMyMiwidXJsIjoiaHR0cHM6XC9cL2pzYW5kZXJzLm15ZHMubWVcL3dvcmRwcmVzc1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNVwvMTFcL1RDQTk1NDhBLW9wc3RlbGxpbmctc2NhbGVkLmpwZyJ9\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-1024x768.jpg\" class=\"attachment-large size-large wp-image-2322\" alt=\"\" srcset=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-1024x768.jpg 1024w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-300x225.jpg 300w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-768x576.jpg 768w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-1536x1152.jpg 1536w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-opstelling-2048x1536.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1e06b7d e-con-full e-flex e-con e-child\" data-id=\"1e06b7d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a17a3d elementor-widget elementor-widget-text-editor\" data-id=\"1a17a3d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Met dit kleine bordje kun je tot maximaal 8 i2c devices aansturen op \u00e9\u00e9n datalijn! Ook als de I2C apparaten allemaal hetzelfde I2C adres hebben zijn ze toch <br \/>afzonderlijk aan te sturen met deze 8-kanaals TCA9548A.<\/p><p>Deze multiplexer maakt de volgend adressen aan: \u00a00x70 t\/m 0x77.<\/p><p>Het is mogelijk om meerdere I2C OLED displays aan te sturen middels de I2C multiplexer. Met \u00e9\u00e9n TCA9548A kunnen 8 OLED displays worden aangestuurd.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-08bbe67 elementor-widget elementor-widget-heading\" data-id=\"08bbe67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hoe werkt het (uitleg)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bb80c0 elementor-widget elementor-widget-text-editor\" data-id=\"1bb80c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Je kan de multiplexer op 8 adressen adresseren.<\/p><p>0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76 en 0x77.<\/p><p>De corresponderende pins zijn:<\/p><p>0x70 -&gt; SD0\/SC0<br \/>0x71 -&gt; SD1\/SC1<br \/>0x72 -&gt; SD2\/SC2<br \/>0x73 -&gt; SD3\/SC3<br \/>0x74 -&gt; SD4\/SC4<br \/>0x75 -&gt; SD5\/SC5<br \/>Ox76 -&gt; SD6\/SC6<br \/>Ox77 -&gt; SD7\/SC7<\/p><p>Dus bijv 0x70 stuurt de module aan die op SD0\/SC0 zit.<br \/>SDx is SDA poort x<br \/>SCx is SCL poort x<\/p><p>In code<\/p><p>Voeg aan je project de volgende functie toe:<\/p><p>void tcaselect(uint8_t i) {<br \/>\u00a0 if (i &gt; 7) return;<br \/>\u00a0 Wire.beginTransmission(TCAADDR);<br \/>\u00a0 Wire.write(1 &lt;&lt; i);<br \/>\u00a0 Wire.endTransmission();<br \/>}<\/p><p>De werking is als volgt:<br \/>Zet de juiste poort (aanroep tcaselect(x) )<br \/>Roep de desbetreffende module aan zoals je normaal gewend bent.<\/p><p>Om een poort te activeren roep de volgende functie aan:<\/p><p>tcaselect(x) waarbij x de waarde 0 t\/m 7 kan hebben, dat is resp. SC0 en SD0 t\/m SC7 en SD7<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b6d4c7 elementor-widget elementor-widget-heading\" data-id=\"1b6d4c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Specificaties<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97bebd2 elementor-widget elementor-widget-text-editor\" data-id=\"97bebd2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>1-naar-8 Bidirectionele translating switches<\/li><li>Compatibel met I2C-bus en SMBus<\/li><li>Active-low reset-ingang<\/li><li>Drie adrespinnen, waardoor maximaal acht<\/li><li>TCA9548A-apparaten op de I2C-bus kunnen worden geselecteerd<\/li><li>Kanaalselectie via een I2C-bus, in elke combinatie<\/li><li>Initieel alle schakelkanalen gedeselecteerd<\/li><li>Laag R<sub>ON<\/sub>-schakelaars<\/li><li>Toegestaan spanningsniveau mogelijk tussen bussen van 1,8 V, 2,5 V, 3,3 V en 5 V<\/li><li>Geen storing bij opstarten<\/li><li>Ondersteunt hot insertion<\/li><li>Lage stand-bystroom <br \/>Bedrijfsspanningsbereik van 1,65 V tot 5,5 V<\/li><li>5 V. Tolerante ingangen<\/li><li>0- tot 400 kHz Klokfrequentie<\/li><li>Latch-up-prestaties hoger dan 100 mA Per JESD 78, klasse II<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06c2cb6 elementor-widget elementor-widget-heading\" data-id=\"06c2cb6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aansluit schema \/ Pinouts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e42749 elementor-widget elementor-widget-image\" data-id=\"8e42749\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-pins.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"TCA9548A-pins\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjMyMywidXJsIjoiaHR0cHM6XC9cL2pzYW5kZXJzLm15ZHMubWVcL3dvcmRwcmVzc1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNVwvMTFcL1RDQTk1NDhBLXBpbnMuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"237\" src=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-pins-300x237.jpg\" class=\"attachment-medium size-medium wp-image-2323\" alt=\"\" srcset=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-pins-300x237.jpg 300w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/TCA9548A-pins.jpg 683w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7abd5ba elementor-widget elementor-widget-text-editor\" data-id=\"7abd5ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<table style=\"border-collapse: collapse; width: 64.5108%; height: 338px;\"><thead><tr style=\"background-color: #d9d9d9;\"><td style=\"width: 16.8255%; text-align: center; border: 1px solid #999999; font-weight: bold;\">Pin<\/td><td style=\"width: 22.6853%; text-align: center; border: 1px solid #999999; font-weight: bold;\">Omschrijving<\/td><\/tr><\/thead><tbody><tr style=\"height: 48px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">VIN<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Spanning + 1,65 ~ +5,5 Volt<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">GND<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Ground (min)<\/td><\/tr><tr style=\"height: 48px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">SDA<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Input SDA (naar Arduino SDA)\u00a0<\/td><\/tr><tr style=\"height: 48px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">SCL<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Input SCL (naar Arduino SCL)\u00a0<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">RST<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Reset<\/td><\/tr><tr style=\"height: 26px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">A0<\/td><td style=\"width: 22.6853%; text-align: left; vertical-align: top; height: 74px; border: 1px solid #999999;\" rowspan=\"3\">Adres bits<br \/>0x70 t\/m 0x77.<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">A1<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">A2<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">SD0 t\/m SD7<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Output SDA 0 t\/m 7<\/td><\/tr><tr style=\"height: 24px;\"><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 16.8255%;\">SC0 t\/m SC7<\/td><td style=\"text-align: left; border: 1px solid #999999; padding: 6px; width: 22.6853%;\">Output SCL 0 t\/m 7<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bc6292 elementor-widget elementor-widget-heading\" data-id=\"1bc6292\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Schema<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15ae5a7 elementor-widget elementor-widget-text-editor\" data-id=\"15ae5a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Een leuk test projectje mat 3 RTC klokjes (2x ds 1307 en 1 ds 3231).\u00a0<br \/>Ik gebruikte hem om te kijken hoe nauwkeurig ze zijn. De test liep ongeveer 1 week.<br \/>Uitkomst: <br \/>ds 3231 was de beste 3 sec. afwijking.<br \/>ds 1307 een 53 sec. de andere 85 sec. beide liepen voor.\u00a0\u00a0<\/p><p>Verder als spanning bron heb ik de &#8216;<a href=\"https:\/\/jsanders.myds.me\/wordpress\/?page_id=2333\" target=\"_blank\" rel=\"noopener\">Verter 5V USB Buck-Boost<\/a>&#8216; gebruikt om van een 3,7 V Lipo accu 5 Volt te maken.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-484e530 elementor-widget elementor-widget-image\" data-id=\"484e530\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"Schema\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjMyNiwidXJsIjoiaHR0cHM6XC9cL2pzYW5kZXJzLm15ZHMubWVcL3dvcmRwcmVzc1wvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyNVwvMTFcL1NjaGVtYS5wbmcifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"686\" src=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema-1024x686.png\" class=\"attachment-large size-large wp-image-2326\" alt=\"\" srcset=\"https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema-1024x686.png 1024w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema-300x201.png 300w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema-768x514.png 768w, https:\/\/jsanders.myds.me\/wordpress\/wp-content\/uploads\/2025\/11\/Schema.png 1423w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4628333 elementor-widget elementor-widget-heading\" data-id=\"4628333\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dwnloads<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b390ea elementor-widget elementor-widget-text-editor\" data-id=\"0b390ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>RTC test: <a  data-e-Disable-Page-Transition=\"true\" class=\"download-link\" title=\"\" href=\"https:\/\/jsanders.myds.me\/wordpress?download=2327&amp;tmstv=1778076128\" rel=\"nofollow\" id=\"download-link-2327\" data-redirect=\"false\" >\n\tTCA9548A I2C Multiplexer RTC test\t(103 downloads\t)\n<\/a>\n<br \/>I<sup>2<\/sup>C adres scanner: <a  data-e-Disable-Page-Transition=\"true\" class=\"download-link\" title=\"\" href=\"https:\/\/jsanders.myds.me\/wordpress?download=2330&amp;tmstv=1778076128\" rel=\"nofollow\" id=\"download-link-2330\" data-redirect=\"false\" >\n\tTCA9548A ADDR i2c scanner\t(95 downloads\t)\n<\/a>\n<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1f3e50c e-flex e-con-boxed e-con e-parent\" data-id=\"1f3e50c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a163fa3 hfe-post-info-layout-inline elementor-widget elementor-widget-post-info-widget\" data-id=\"a163fa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info-widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"hfe-post-info-inline hfe-post-info-items hfe-post-info\">\n\t\t\t\t\t<li class=\"hfe-post-info-item elementor-repeater-item-ac33501 hfe-post-info-inline-item\" itemprop=\"datePublished\"> \n\t\t\t\n\t\t\t\t\t\t<span class=\"hfe-post-info-icon\">\n\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-calendar-alt\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M148 288h-40c-6.6 0-12-5.4-12-12v-40c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12zm108-12v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm96 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm-96 96v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm-96 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm192 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm96-260v352c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V112c0-26.5 21.5-48 48-48h48V12c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v52h128V12c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v52h48c26.5 0 48 21.5 48 48zm-48 346V160H48v298c0 3.3 2.7 6 6 6h340c3.3 0 6-2.7 6-6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"hfe-post-info-text hfe-post-info__item hfe-post-info__item--type-date\">\n\t\t\t\n\t\t\t\t\t\t\tvr 07 november 2025\t\t\t\t\t<\/span>\n\t\t\n\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>TCA9548A I2C Multiplexer Omschrijving Met dit kleine bordje kun je tot maximaal 8 i2c devices aansturen op \u00e9\u00e9n datalijn! Ook als de I2C apparaten allemaal hetzelfde I2C adres hebben zijn ze toch afzonderlijk aan te sturen met deze 8-kanaals TCA9548A. Deze multiplexer maakt de volgend adressen aan: \u00a00x70 t\/m 0x77. 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