Mercurial > lcfOS
annotate examples/c3/burn.c3 @ 305:0615b5308710
Updated docs
author | Windel Bouwman |
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date | Fri, 06 Dec 2013 13:50:38 +0100 |
parents | 158068af716c |
children |
rev | line source |
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241 | 1 /* |
237 | 2 |
3 This file blinks a LED on the STM32F4 discovery board. | |
4 | |
5 the board has 4 leds on PD12, PD13, PD14 and PD15 | |
6 | |
7 */ | |
8 | |
284 | 9 module burn; |
237 | 10 |
251
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11 import stm32f4xx; |
237 | 12 |
256 | 13 /* |
251
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14 function void init() |
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15 { |
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16 } |
256 | 17 */ |
237 | 18 |
19 function void main() | |
20 { | |
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21 //init(); |
237 | 22 var RCC_Type RCC; |
23 RCC = cast<RCC_Type>(0x40023800); | |
24 | |
25 // Enable the clock to port D: | |
26 RCC->AHB1ENR = RCC->AHB1ENR | (1 << 3); | |
251
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27 // Memory mapped control registers: |
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28 var GPIO_Type GPIOD; |
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29 GPIOD = cast<GPIO_Type>(0x40020C00); |
237 | 30 |
31 var int pin; | |
241 | 32 pin = 15; |
237 | 33 // PD13 == output (01) |
34 GPIOD->MODER = (1 << (pin << 1)); | |
35 GPIOD->ODR = (1 << pin); | |
36 | |
37 while(true) {} | |
38 } | |
39 |