104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
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#include <rtthread.h>
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#include <stm32f10x.h>
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#include <rtgui/event.h>
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#include <rtgui/rtgui_server.h>
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/*
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key_enter PA0
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key_down PA1
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key_up PA2
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key_right PC2
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key_left PC3
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*/
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#define key_enter_GETVALUE() GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_0)
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#define key_down_GETVALUE() GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_1)
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#define key_up_GETVALUE() GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_2)
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#define key_right_GETVALUE() GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_2)
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#define key_left_GETVALUE() GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_3)
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static void key_thread_entry(void *parameter)
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{
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rt_time_t next_delay;
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struct rtgui_event_kbd kbd_event;
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GPIO_InitTypeDef GPIO_InitStructure;
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/* init gpio configuration */
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOC,ENABLE);
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2;
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GPIO_Init(GPIOA,&GPIO_InitStructure);
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2 | GPIO_Pin_3;
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GPIO_Init(GPIOC,&GPIO_InitStructure);
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/* init keyboard event */
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RTGUI_EVENT_KBD_INIT(&kbd_event);
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kbd_event.mod = RTGUI_KMOD_NONE;
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kbd_event.unicode = 0;
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while (1)
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{
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next_delay = 20;
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kbd_event.type = RTGUI_KEYDOWN;
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if ( key_enter_GETVALUE() == 0 )
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{
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rt_thread_delay(next_delay);
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if (key_enter_GETVALUE() == 0)
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{
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/* HOME key */
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rt_kprintf("key_home\n");
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kbd_event.key = RTGUIK_HOME;
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}
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else
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{
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rt_kprintf("key_enter\n");
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kbd_event.key = RTGUIK_RETURN;
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}
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}
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if ( key_down_GETVALUE() == 0 )
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{
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rt_kprintf("key_down\n");
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kbd_event.key = RTGUIK_DOWN;
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}
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if ( key_up_GETVALUE() == 0 )
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{
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rt_kprintf("key_up\n");
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kbd_event.key = RTGUIK_UP;
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}
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if ( key_right_GETVALUE() == 0 )
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{
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rt_kprintf("key_right\n");
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kbd_event.key = RTGUIK_RIGHT;
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}
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if ( key_left_GETVALUE() == 0 )
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{
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rt_kprintf("key_left\n");
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kbd_event.key = RTGUIK_LEFT;
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}
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/* post down event */
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rtgui_server_post_event(&(kbd_event.parent), sizeof(kbd_event));
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/* wait next key press */
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rt_thread_delay(next_delay);
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/* post up event */
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kbd_event.type = RTGUI_KEYUP;
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rtgui_server_post_event(&(kbd_event.parent), sizeof(kbd_event));
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}
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}
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void rt_hw_key_init()
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{
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rt_thread_t key_tid;
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key_tid = rt_thread_create("key",
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key_thread_entry, RT_NULL,
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512, 30, 5);
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if (key_tid != RT_NULL) rt_thread_startup(key_tid);
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}
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