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| 1 // Copyright (c) 2016, the Dartino project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, the Dartino project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE.md file. | 3 // BSD-style license that can be found in the LICENSE.md file. |
| 4 // | 4 // |
| 5 // Remember those red running lights KITT had in Knight Rider? | 5 // Remember those red running lights KITT had in Knight Rider? |
| 6 // https://www.youtube.com/watch?v=Mo8Qls0HnWo | 6 // https://www.youtube.com/watch?v=Mo8Qls0HnWo |
| 7 // | 7 // |
| 8 // This sample recreates those with a chain of LEDs running right and left: | 8 // This sample recreates those with a chain of LEDs running right and left: |
| 9 // https://storage.googleapis.com/fletch-archive/images/knight-rider.mp4 | 9 // https://storage.googleapis.com/dartino-archive/images/knight-rider.mp4 |
| 10 // | 10 // |
| 11 // TODO: Add a schematics. | 11 // TODO: Add a schematics. |
| 12 // For breadboard layout and connections to the STM32F746G Discovery board, see: | 12 // For breadboard layout and connections to the STM32F746G Discovery board, see: |
| 13 // https://storage.googleapis.com/fletch-archive/images/xxx.png | 13 // https://storage.googleapis.com/dartino-archive/images/xxx.png |
| 14 | 14 |
| 15 import 'dart:fletch'; | 15 import 'dart:dartino'; |
| 16 | 16 |
| 17 import 'package:stm32f746g_disco/gpio.dart'; | 17 import 'package:stm32f746g_disco/gpio.dart'; |
| 18 import 'package:stm32f746g_disco/stm32f746g_disco.dart'; | 18 import 'package:stm32f746g_disco/stm32f746g_disco.dart'; |
| 19 | 19 |
| 20 main() { | 20 main() { |
| 21 // Initialize STM32F746G Discovery board. | 21 // Initialize STM32F746G Discovery board. |
| 22 STM32F746GDiscovery board = new STM32F746GDiscovery(); | 22 STM32F746GDiscovery board = new STM32F746GDiscovery(); |
| 23 | 23 |
| 24 // Array constant containing the GPIO pins of the connected LEDs. | 24 // Array constant containing the GPIO pins of the connected LEDs. |
| 25 // You can add more LEDs simply by extending the list. Make sure | 25 // You can add more LEDs simply by extending the list. Make sure |
| (...skipping 26 matching lines...) Expand all Loading... |
| 52 // Initializes all pins as output. | 52 // Initializes all pins as output. |
| 53 void init() { | 53 void init() { |
| 54 gpioPins = leds.map((pin) => _gpio.initOutput(pin)).toList(); | 54 gpioPins = leds.map((pin) => _gpio.initOutput(pin)).toList(); |
| 55 } | 55 } |
| 56 | 56 |
| 57 // Iterates though the lights in increasing order, and sets the LEDs using | 57 // Iterates though the lights in increasing order, and sets the LEDs using |
| 58 // a helper function. Pauses [waitTime] milliseconds before returning. | 58 // a helper function. Pauses [waitTime] milliseconds before returning. |
| 59 void runLightLeft(int waitTime) { | 59 void runLightLeft(int waitTime) { |
| 60 for (int counter = 0; counter < leds.length; counter++) { | 60 for (int counter = 0; counter < leds.length; counter++) { |
| 61 _setLeds(counter); | 61 _setLeds(counter); |
| 62 // TODO(sgjesse): Use the Fletch sleep function. | 62 // TODO(sgjesse): Use the Dartino sleep function. |
| 63 for (int i= 0; i < 50000; i++) {} | 63 for (int i= 0; i < 50000; i++) {} |
| 64 //sleep(waitTime); | 64 //sleep(waitTime); |
| 65 } | 65 } |
| 66 } | 66 } |
| 67 | 67 |
| 68 // Iterates though the lights in decreasing order, and sets the LEDs using | 68 // Iterates though the lights in decreasing order, and sets the LEDs using |
| 69 // a helper function. Pauses [waitTime] milliseconds before returning. | 69 // a helper function. Pauses [waitTime] milliseconds before returning. |
| 70 void runLightRight(int waitTime) { | 70 void runLightRight(int waitTime) { |
| 71 for (int counter = leds.length - 1; counter >= 0; counter--) { | 71 for (int counter = leds.length - 1; counter >= 0; counter--) { |
| 72 _setLeds(counter); | 72 _setLeds(counter); |
| 73 // TODO(sgjesse): Use the Fletch sleep function. | 73 // TODO(sgjesse): Use the Dartino sleep function. |
| 74 for (int i= 0; i < 50000; i++) {} | 74 for (int i= 0; i < 50000; i++) {} |
| 75 //sleep(waitTime); | 75 //sleep(waitTime); |
| 76 } | 76 } |
| 77 } | 77 } |
| 78 | 78 |
| 79 // Sets LED [ledToEnable] to true, and all others to false. | 79 // Sets LED [ledToEnable] to true, and all others to false. |
| 80 void _setLeds(int ledToEnable) { | 80 void _setLeds(int ledToEnable) { |
| 81 for (int i = 0; i < gpioPins.length; i++) { | 81 for (int i = 0; i < gpioPins.length; i++) { |
| 82 gpioPins[i].state = (i == ledToEnable); | 82 gpioPins[i].state = (i == ledToEnable); |
| 83 } | 83 } |
| 84 } | 84 } |
| 85 } | 85 } |
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