mirror of
https://github.com/dimoniche/changer.git
synced 2026-01-30 09:13:31 +03:00
149 lines
3.6 KiB
C
149 lines
3.6 KiB
C
#include <includes.h>
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#include "keyboard.h"
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#include "app_serv.h"
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#define KBRD_QUERY_LEN 4
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OS_STK KbrdTaskStk[KBRD_TASK_STK_SIZE];
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OS_EVENT *KbrdQuery = NULL;
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void *KbrdTbl[KBRD_QUERY_LEN];
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void KbrdTask(void *p_arg);
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unsigned long kbrd_state;
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void InitKbrd()
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{
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// ïðîèíèöèàëèçèðóåì ïîðòû
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/*
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P0.28 MK_P24 «1»
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P0.27 MK_P25 «2»
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P3.26 MK_P26 «3»
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P3.25 MK_P27 «a»
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P1.18 MK_P32 «b»
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P1.19 MK_P33 «c»
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*/
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// ïîäñâåòêà êíîïêè OK
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PINSEL3_bit.P1_21 = 0x0;
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PINMODE3_bit.P1_21 = 0;
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FIO1DIR_bit.P1_21 = 1;
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FIO1MASK_bit.P1_21 = 0;
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FIO1CLR_bit.P1_21 = 1;
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// ñêàíèðóþùèå ëèíèè
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PINSEL1_bit.P0_28 = 0x0;
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PINSEL1_bit.P0_27 = 0x0;
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PINSEL7_bit.P3_26 = 0x0;
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PINMODE1_bit.P0_28 = 0;
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PINMODE1_bit.P0_27 = 0;
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PINMODE7_bit.P3_26 = 0;
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FIO0DIR_bit.P0_28 = 1;
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FIO0DIR_bit.P0_27 = 1;
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FIO3DIR_bit.P3_26 = 1;
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FIO0MASK_bit.P0_28 = 0;
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FIO0MASK_bit.P0_27 = 0;
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FIO3MASK_bit.P3_26 = 0;
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// âõîäíûå ëèíèè
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PINSEL3_bit.P1_18 = 0x0;
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PINSEL3_bit.P1_19 = 0x0;
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PINSEL7_bit.P3_25 = 0x0;
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PINMODE3_bit.P1_18 = 0;
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PINMODE3_bit.P1_19 = 0;
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PINMODE7_bit.P3_25 = 0;
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FIO1DIR_bit.P1_18 = 0;
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FIO1DIR_bit.P1_19 = 0;
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FIO3DIR_bit.P3_25 = 0;
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FIO1MASK_bit.P1_18 = 0;
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FIO1MASK_bit.P1_19 = 0;
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FIO3MASK_bit.P3_25 = 0;
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// êíîïêà ïîëüçîâàòåëÿ
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PINSEL3_bit.P1_20 = 0x0;
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PINMODE3_bit.P1_20 = 0;
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FIO1DIR_bit.P1_20= 0;
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FIO1MASK_bit.P1_20 = 0;
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kbrd_state = 0;
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// ñîçäàäèì î÷åðåäü ñîáûòèé êëàâèàòóðû è çàäà÷ó îïðîñà êëàâèàòóðû
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if (KbrdQuery == NULL)
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{
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KbrdQuery = OSQCreate(&KbrdTbl[0], KBRD_QUERY_LEN);
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OSTaskCreate(KbrdTask, (void *)0, (OS_STK *)&KbrdTaskStk[KBRD_TASK_STK_SIZE-1], KBRD_TASK_PRIO);
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}
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}
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#define KBRD_SCAN_LINE1() {FIO0CLR_bit.P0_28 = 1; FIO0SET_bit.P0_27 = 1; FIO3SET_bit.P3_26 = 1;}
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#define KBRD_SCAN_LINE2() {FIO0SET_bit.P0_28 = 1; FIO0CLR_bit.P0_27 = 1; FIO3SET_bit.P3_26 = 1;}
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#define KBRD_SCAN_LINE3() {FIO0SET_bit.P0_28 = 1; FIO0SET_bit.P0_27 = 1; FIO3CLR_bit.P3_26 = 1;}
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void KbrdTask(void *p_arg)
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{
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unsigned long prew_state = 0;
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while (1)
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{
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unsigned long state;
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OSTimeDly(17);
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state = 0;
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KBRD_SCAN_LINE1();
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OSTimeDly(1);
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if (!FIO3PIN_bit.P3_25) state |= (1UL << KEY_F1);
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if (!FIO1PIN_bit.P1_18) state |= (1UL << KEY_F2);
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if (!FIO1PIN_bit.P1_19) state |= (1UL << KEY_F3);
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KBRD_SCAN_LINE2();
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OSTimeDly(1);
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if (!FIO3PIN_bit.P3_25) state |= (1UL << KEY_LEFT);
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if (!FIO1PIN_bit.P1_18) state |= (1UL << KEY_UP);
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if (!FIO1PIN_bit.P1_19) state |= (1UL << KEY_RIGHT);
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KBRD_SCAN_LINE3();
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OSTimeDly(1);
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if (!FIO3PIN_bit.P3_25) state |= (1UL << KEY_STOP);
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if (!FIO1PIN_bit.P1_18) state |= (1UL << KEY_DOWN);
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if (!FIO1PIN_bit.P1_19) state |= (1UL << KEY_START);
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if (!FIO1PIN_bit.P1_20) state |= (1UL << KEY_USER_START);
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if (prew_state == state)
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{ // óñòðàíèëè äðåáåçã
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if (kbrd_state ^ state)
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{ // åñòü èçìåíåíèÿ íàæàòèÿ
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for (unsigned long i = 0; i < KEY_COUNT; i++)
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{
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// ëîâèì ïåðåäíèé ôðîíò ïðè íàæàòèè
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if (!(kbrd_state & (1UL << i)) && (state & (1UL << i)))
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{
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OSQPost(KbrdQuery, (void *)i);
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PostUserEvent(EVENT_KEY_EMPTY+i); // ïîëüçîâàòåëþ òîæå ïîñòèì
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}
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}
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}
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kbrd_state = state;
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}
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prew_state = state;
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}
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}
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int GetKbrdEvent(int* event)
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{
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CPU_INT08U err = 0;
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int evt = (int)OSQPend(KbrdQuery, 1, &err);
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if (err != 0) return 0;
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*event = evt;
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return 1;
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}
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