2 * FreeRTOS Kernel V10.2.1
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3 * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software.
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 * http://www.FreeRTOS.org
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23 * http://aws.amazon.com/freertos
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25 * 1 tab == 4 spaces!
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28 #include "FreeRTOS.h"
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34 * Task that flashes the LEDS on the USB stick.
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36 * This task is also run in Thumb mode to test the ARM/THUMB context switch
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39 #pragma TASK(vLedTask)
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40 #pragma CODE_STATE(vLedTask, 16)
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42 void vLedTask(void *pvParameters)
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46 unsigned colour = 0;
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48 /* Initalise the IO ports that drive the LEDs */
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49 gioSetDirection(hetPORT, 0xFFFFFFFF);
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50 /* switch all leds off */
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51 gioSetPort(hetPORT, 0x08110034);
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57 /* switch TOP row */
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58 gioSetBit(hetPORT, 25, led);
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59 gioSetBit(hetPORT, 18, led);
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60 gioSetBit(hetPORT, 29, led);
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61 /* switch BOTTOM row */
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62 gioSetBit(hetPORT, 17, led ^ 1);
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63 gioSetBit(hetPORT, 31, led ^ 1);
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64 gioSetBit(hetPORT, 0, led ^ 1);
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70 /* both leds to off */
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71 gioSetBit(hetPORT, 2, 1); gioSetBit(hetPORT, 5, 1); gioSetBit(hetPORT, 20, 1);
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72 gioSetBit(hetPORT, 4, 1); gioSetBit(hetPORT, 27, 1); gioSetBit(hetPORT, 16, 1);
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76 gioSetBit(hetPORT, 2, 0); /* red */
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77 gioSetBit(hetPORT, 4, 0);
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81 gioSetBit(hetPORT, 5, 0); /* blue */
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82 gioSetBit(hetPORT, 27, 0);
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86 gioSetBit(hetPORT, 20, 0); /* green */
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87 gioSetBit(hetPORT, 16, 0);
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