?? main.c
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/*******************************************************/
#include "ucos_ii.h"
#include "44blib.h"
#include "44b.h"
#define STACKSIZE 256
OS_STK Stack1[STACKSIZE]= {0, };
OS_STK Stack2[STACKSIZE]= {0, };
OS_STK Stack3[STACKSIZE]= {0, };
INT8U TimerFlag;
// mailbox event control blocks
OS_EVENT *Mbox1;
OS_EVENT *Mbox2;
OS_EVENT *Mbox3;
INT8U PassMsg[] = "SW44B0";
void Init_Timer3(void)
{
rTCFG0=0x00000f00 ;
//dead zone=0,pre2=0,pre1=0xf,pre0=0
rTCFG1=0x00001000 ;
//all interrupt,mux5=1/2,mux2=1/2,mux3=1/4,mux2=1/2,mux1=1/2,mux0=1/2
rTCNTB3=0x4320 ;
//(1/(60MHz/4/15))*0xc350=50ms
//(1/(60MHz/4/15))*0x4320=20ms
rTCMPB3=0x0 ;
rTCON=0x0020000 ;
//update T3
rTCON=0x0090000 ;
//T3=auto reload,start
rINTCON=0x5 ;
//Non-vectored,IRQ enable,FIQ disable
rINTMOD=0x0 ;
//All=IRQ mode
pISR_TIMER3=(unsigned int)OSTickISR ;
rINTMSK=BIT_GLOBAL ;
rINTMSK=~(BIT_GLOBAL|BIT_TIMER3);
//start timer INT
}
void Task1(void *Id)
{
Uart_Printf("Task1() called\r\n");
Init_Timer3();
for(;;) {
Uart_Printf("%c", *(char *)Id);
OSTimeDly(50);
}
}
void Task2(void *Id)
{
Uart_Printf("Task2() called\r\n");
for(;;){
Uart_Printf("%c", *(char *)Id);
OSTimeDly(100);
}
}
void Task3(void *Id)
{
Uart_Printf("Task3() called\r\n");
for(;;) {
Uart_Printf("%c", *(char *)Id);
OSTimeDly(200);
}
}
//****************************************************************
// * S3C44B0X developer's notes *
// ****************************************************************
void Isr_Init(void)
{
rINTCON=0x5; // Non-vectored,IRQ enable,FIQ disable
rINTMOD=0x0; // All=IRQ mode
rINTMSK=BIT_GLOBAL; // All interrupt is masked.
}
void Main(void)
{
rSYSCFG=SYSCFG_8KB;
Isr_Init();
Uart_Init(0,115200);
Uart_Select(0);
{
INT8U Id1 = '1';
INT8U Id2 = '2';
INT8U Id3 = '3';
Port_Init();
Uart_Init(0,115200);
Uart_Select(0);
OSInit();
Mbox1 = OSMboxCreate(PassMsg);
Mbox2 = OSMboxCreate((void *)0);
Mbox3 = OSMboxCreate((void *)0);
OSTaskCreate(Task1, (void *)&Id1, (OS_STK *)&Stack1[STACKSIZE - 1], 3);
OSTaskCreate(Task2, (void *)&Id2, (OS_STK *)&Stack2[STACKSIZE - 1], 2);
OSTaskCreate(Task3, (void *)&Id3, (OS_STK *)&Stack3[STACKSIZE - 1], 1);
OSStart();
}
}
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