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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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