2019-05-28 23:56:05 +03:00

149 lines
3.6 KiB
C

#include <includes.h>
#include "keyboard.h"
#include "app_serv.h"
#define KBRD_QUERY_LEN 4
OS_STK KbrdTaskStk[KBRD_TASK_STK_SIZE];
OS_EVENT *KbrdQuery = NULL;
void *KbrdTbl[KBRD_QUERY_LEN];
void KbrdTask(void *p_arg);
unsigned long kbrd_state;
void InitKbrd()
{
// ïðîèíèöèàëèçèðóåì ïîðòû
/*
P2.3 MK_P24 «1»
P2.5 MK_P25 «2»
P2.11 MK_P26 «3»
P1.29 MK_P27 «a»
P2.13 MK_P32 «b»
P2.12 MK_P33 «c»
*/
// ïîäñâåòêà êíîïêè OK
//PINSEL3_bit.P1_21 = 0x0;
//PINMODE3_bit.P1_21 = 0;
//FIO1DIR_bit.P1_21 = 1;
//FIO1MASK_bit.P1_21 = 0;
//FIO1CLR_bit.P1_21 = 1;
// ñêàíèðóþùèå ëèíèè
PINSEL4_bit.P2_3 = 0x0;
PINSEL4_bit.P2_5 = 0x0;
PINSEL4_bit.P2_11 = 0x0;
PINMODE4_bit.P2_3 = 0;
PINMODE4_bit.P2_5 = 0;
PINMODE4_bit.P2_11 = 0;
FIO2DIR_bit.P2_3 = 1;
FIO2DIR_bit.P2_5 = 1;
FIO2DIR_bit.P2_11 = 1;
FIO2MASK_bit.P2_3 = 0;
FIO2MASK_bit.P2_5 = 0;
FIO2MASK_bit.P2_11 = 0;
// âõîäíûå ëèíèè
PINSEL3_bit.P1_29 = 0x0;
PINSEL4_bit.P2_13 = 0x0;
PINSEL4_bit.P2_12 = 0x0;
PINMODE3_bit.P1_29 = 0;
PINMODE4_bit.P2_13 = 0;
PINMODE4_bit.P2_12 = 0;
FIO1DIR_bit.P1_29 = 0;
FIO2DIR_bit.P2_13 = 0;
FIO2DIR_bit.P2_12 = 0;
FIO1MASK_bit.P1_29 = 0;
FIO2MASK_bit.P2_13 = 0;
FIO2MASK_bit.P2_12 = 0;
// êíîïêà ïîëüçîâàòåëÿ
//PINSEL3_bit.P1_20 = 0x0;
//PINMODE3_bit.P1_20 = 0;
//FIO1DIR_bit.P1_20= 0;
//FIO1MASK_bit.P1_20 = 0;
kbrd_state = 0;
// ñîçäàäèì î÷åðåäü ñîáûòèé êëàâèàòóðû è çàäà÷ó îïðîñà êëàâèàòóðû
if (KbrdQuery == NULL)
{
KbrdQuery = OSQCreate(&KbrdTbl[0], KBRD_QUERY_LEN);
OSTaskCreate(KbrdTask, (void *)0, (OS_STK *)&KbrdTaskStk[KBRD_TASK_STK_SIZE-1], KBRD_TASK_PRIO);
}
}
#define KBRD_SCAN_LINE1() {FIO2CLR_bit.P2_3 = 1; FIO2SET_bit.P2_5 = 1; FIO2SET_bit.P2_11 = 1;}
#define KBRD_SCAN_LINE2() {FIO2SET_bit.P2_3 = 1; FIO2CLR_bit.P2_5 = 1; FIO2SET_bit.P2_11 = 1;}
#define KBRD_SCAN_LINE3() {FIO2SET_bit.P2_3 = 1; FIO2SET_bit.P2_5 = 1; FIO2CLR_bit.P2_11 = 1;}
void KbrdTask(void *p_arg)
{
unsigned long prew_state = 0;
while (1)
{
unsigned long state;
OSTimeDly(17);
state = 0;
KBRD_SCAN_LINE1();
OSTimeDly(1);
if (!FIO1PIN_bit.P1_29) state |= (1UL << KEY_F1);
if (!FIO2PIN_bit.P2_13) state |= (1UL << KEY_F2);
if (!FIO2PIN_bit.P2_12) state |= (1UL << KEY_F3);
KBRD_SCAN_LINE2();
OSTimeDly(1);
if (!FIO1PIN_bit.P1_29) state |= (1UL << KEY_LEFT);
if (!FIO2PIN_bit.P2_13) state |= (1UL << KEY_UP);
if (!FIO2PIN_bit.P2_12) state |= (1UL << KEY_RIGHT);
KBRD_SCAN_LINE3();
OSTimeDly(1);
if (!FIO1PIN_bit.P1_29) state |= (1UL << KEY_STOP);
if (!FIO2PIN_bit.P2_13) state |= (1UL << KEY_DOWN);
if (!FIO2PIN_bit.P2_12) state |= (1UL << KEY_START);
//if (!FIO1PIN_bit.P1_20) state |= (1UL << KEY_USER_START);
if (prew_state == state)
{ // óñòðàíèëè äðåáåçã
if (kbrd_state ^ state)
{ // åñòü èçìåíåíèÿ íàæàòèÿ
for (unsigned long i = 0; i < KEY_COUNT; i++)
{
// ëîâèì ïåðåäíèé ôðîíò ïðè íàæàòèè
if (!(kbrd_state & (1UL << i)) && (state & (1UL << i)))
{
OSQPost(KbrdQuery, (void *)i);
PostUserEvent(EVENT_KEY_EMPTY+i); // ïîëüçîâàòåëþ òîæå ïîñòèì
}
}
}
kbrd_state = state;
}
prew_state = state;
}
}
int GetKbrdEvent(int* event)
{
CPU_INT08U err = 0;
int evt = (int)OSQPend(KbrdQuery, 1, &err);
if (err != 0) return 0;
*event = evt;
return 1;
}