digispark:tutorials:lcd
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digispark:tutorials:lcd [2013/02/09 22:16] mcb1 [Parts:] |
digispark:tutorials:lcd [2013/05/01 02:21] digistump |
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| =====Assembly:===== | =====Assembly:===== | ||
| - | **NOTE:** If you have a "Model B" board you may need to cut the trace to the onboard LED before using any I2C devices - Find out how to tell which board you have and what to do here: [[digispark:tutorials:modelbi2c]] | + | **NOTE:** If you have a "Model B" board you may need to cut the trace to the onboard LED before using any I²C devices - Find out how to tell which board you have and what to do in [[digispark:tutorials:modelbi2c]]. |
| - | Empty kit bag (or if using a raw PCB, aquire parts) and verify contents. | + | Empty kit bag (or if using a raw PCB, acquire parts) and verify contents. |
| **Note for Kickstarter Backers and Pre-orders:** Headers are not included in each kit bag, but the entire order came with more than enough headers for all kits. | **Note for Kickstarter Backers and Pre-orders:** Headers are not included in each kit bag, but the entire order came with more than enough headers for all kits. | ||
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| Connect the LCD module to the board using the included cable, ensure that the connection at the board match up with the connection at the LCD - the black wire should be connect to the ground pin on each of them. | Connect the LCD module to the board using the included cable, ensure that the connection at the board match up with the connection at the LCD - the black wire should be connect to the ground pin on each of them. | ||
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| [[https://s3.amazonaws.com/digispark/images/m/lcd5.jpg|{{https://s3.amazonaws.com/digispark/images/t/lcd5.jpg}}]] | [[https://s3.amazonaws.com/digispark/images/m/lcd5.jpg|{{https://s3.amazonaws.com/digispark/images/t/lcd5.jpg}}]] | ||
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| [[https://s3.amazonaws.com/digispark/images/m/lcd6.jpg|{{https://s3.amazonaws.com/digispark/images/t/lcd6.jpg}}]] | [[https://s3.amazonaws.com/digispark/images/m/lcd6.jpg|{{https://s3.amazonaws.com/digispark/images/t/lcd6.jpg}}]] | ||
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| + | **NOTE:** If your back light won't turn on check that the jumper is present on the back of the LCD screen on the pins labeled LED - if not you can bend and solder these pins together. | ||
| =====Programming:===== | =====Programming:===== | ||
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| **Nothing appears on my LCD:** | **Nothing appears on my LCD:** | ||
| - | When the Digispark powers up the LCD should light up right away and show some dark boxes on the top line for about 5 seconds - If it lights up but there are no dark boxes try adjusting the contrast - the blue box with phillips head thing on the back of the screen | + | When the Digispark powers up the LCD should light up right away and show some dark boxes on the top line for about 5 seconds. If it lights up but there are no dark boxes try adjusting the contrast - the blue box with the phillips head thing on the back of the screen. |
| - | After 5 seconds the boxes should disappear and say Digispark! (if using the BasicUsage LCD example) instead - if they aren't disappearing this could also be a contract issue - try adjusting it the other direction. | + | After 5 seconds the boxes should disappear and say Digispark! (if using the BasicUsage LCD example) instead - if they aren't disappearing this could also be a contrast issue - try adjusting it the other direction. |
digispark/tutorials/lcd.txt · Last modified: 2016/06/09 12:03 (external edit)
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