{"id":473,"date":"2016-04-22T01:44:51","date_gmt":"2016-04-22T01:44:51","guid":{"rendered":"https:\/\/einhugur.com\/blog\/?page_id=473"},"modified":"2017-04-17T04:25:35","modified_gmt":"2017-04-17T04:25:35","slug":"basic-electronics","status":"publish","type":"page","link":"https:\/\/einhugur.net\/blog\/index.php\/basic-electronics\/","title":{"rendered":"Basic electronics"},"content":{"rendered":"

LED orientation<\/a><\/p>\n

\n

Resistor color codings<\/a><\/p>\n

\n

Understanding transistor specification sheets<\/a><\/p>\n

\n

Understanding your breadboard and placement of Raspberry cobbler<\/a><\/p>\n

\n

Coding of small bodied capacitors<\/a><\/p>\n

\n

Voltage dividers<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

LED orientation Resistor color codings Understanding transistor specification sheets Understanding your breadboard and placement of Raspberry cobbler Coding of small bodied capacitors Voltage dividers<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":30,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/Pd75nk-7D","jetpack-related-posts":[{"id":191,"url":"https:\/\/einhugur.net\/blog\/index.php\/basic-electronics\/understanding-your-breadboard-and-placement-of-raspberry-cobbler\/","url_meta":{"origin":473,"position":0},"title":"Understanding your breadboard and placement of Raspberry cobbler","date":"September 22, 2015","format":false,"excerpt":"Its important to understand how your breadboard is internally wired before you start using it to wire things up. If we take breadboard like this: Then its internal wiring will look like this: Notice that the numbered rows are all connected from a, b, c, d to e, but not\u2026","rel":"","context":"Similar post","img":{"alt_text":"Small breadboard","src":"https:\/\/i0.wp.com\/einhugur.com\/blog\/wp-content\/uploads\/2015\/09\/BrewadboardSmall.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":450,"url":"https:\/\/einhugur.net\/blog\/index.php\/basic-electronics\/understanding-transistor-specification-sheets\/","url_meta":{"origin":473,"position":1},"title":"Understanding transistor specification sheets","date":"April 21, 2016","format":false,"excerpt":"It is good to know what to look for when reading transistor specification sheets. Some important things are: NPN vs PNP transistor. -\u00a0The NPN ones switch on the low side (-) while PNP transistors switch on the high side (+). This is important difference and for example this difference Material\u2026","rel":"","context":"Similar post","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":212,"url":"https:\/\/einhugur.net\/blog\/index.php\/xojo-gpio\/connecting-button-with-gpio-and-using-interupts\/","url_meta":{"origin":473,"position":2},"title":"Connecting Button with GPIO and using interupts","date":"October 5, 2015","format":false,"excerpt":"In this example we are going to connect the Raspberry PI with a button, and then make \u00a0Xojo programs where the first one will read from the button without\u00a0interrupts and\u00a0the second will be doing the same using interrupts. Disclaimer: We do not take any responsibility for possible errors in the\u2026","rel":"","context":"With 9 comments","img":{"alt_text":"ButtonWiring","src":"https:\/\/i2.wp.com\/einhugur.com\/blog\/wp-content\/uploads\/2015\/10\/ButtonWiring-e1444085736803.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":165,"url":"https:\/\/einhugur.net\/blog\/index.php\/xojo-gpio\/hc-sr04-ultrasonic-sensor\/","url_meta":{"origin":473,"position":3},"title":"HC-SR04 and US-015 - Ultrasonic sensors","date":"September 22, 2015","format":false,"excerpt":"In this example we are going to connect to HC-SR04 and or US-015\u00a0ultrasonic sensor. (Updated 18. Oct 2015, adding US-015 sensor and sensor specs) (Updated 18. Apr 2016, adding more info for accuracy for the HC-SR04 sensor) A ultrasonic sensor will send ultrasonic sound out which will echo on objects\u2026","rel":"","context":"Similar post","img":{"alt_text":"Ultrasonic wiring","src":"https:\/\/i1.wp.com\/einhugur.com\/blog\/wp-content\/uploads\/2015\/09\/Screen-Shot-2015-09-22-at-00.01.38.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":288,"url":"https:\/\/einhugur.net\/blog\/index.php\/xojo-gpio\/connecting-max7219_led_matrix-with-spi-bus\/","url_meta":{"origin":473,"position":4},"title":"Connecting MAX7219_LED_MATRIX with SPI bus","date":"October 21, 2015","format":false,"excerpt":"In this example we going to connect a\u00a0MAX7219_LED_MATRIX and control it with the SPI bus on the Raspberry PI. 8. Nov 2015 Important !! When I was working on next step in this to daisy chain more than one on same bus then I measured some extreme power usage at\u2026","rel":"","context":"Similar post","img":{"alt_text":"MAX7219_LED_MATRIX","src":"https:\/\/i2.wp.com\/einhugur.com\/blog\/wp-content\/uploads\/2015\/10\/MAX7219_LED_MATRIX-e1445384705632.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":530,"url":"https:\/\/einhugur.net\/blog\/index.php\/xojo-gpio\/pcf8591-analog-to-digital\/","url_meta":{"origin":473,"position":5},"title":"PCF8591 Analog To Digital","date":"May 5, 2016","format":false,"excerpt":"In this example we are going to connect to PCF8591 AD\/DA Converter. Raspberry PI has no Analog inputs\u00a0or outputs, so to talk to analog devices we need to convert the signal. Updated 6. May 2016 - Added R6 and R7 to get the voltage to safe levels on the I2C\u2026","rel":"","context":"Similar post","img":{"alt_text":"PCF8591","src":"https:\/\/i0.wp.com\/einhugur.com\/blog\/wp-content\/uploads\/2016\/05\/PCF8591.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/pages\/473"}],"collection":[{"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=473"}],"version-history":[{"count":1,"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/pages\/473\/revisions"}],"predecessor-version":[{"id":886,"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/pages\/473\/revisions\/886"}],"wp:attachment":[{"href":"https:\/\/einhugur.net\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}