?? main.c
字號:
#include "cpu_reg.h"
#include "string.h"
#include "ip.h"
Uint16 FrameLenth;
Uint16 RxSuccessFlag;
int ms;
//-------------------
Uint16 TxEthnetFrameBuffer[1518/2];
Uint16 RxEthnetFrameBuffer[1518/2];
//-------------------
extern struct ipaddr server_ipaddr;
Uint16 Temp;
void main()
{
// Uint16 Temp;
asm(" STM #0000h,CLKMD ");
while(*CLKMD & 0x01 );
asm(" STM #40C7h,CLKMD "); //設置CPU運行頻率=100M
/* 40C7h:5*clkin =100M
30c7h:4*clkin =80M
20c7h:3*clkin =60M
10C7h:2*clkin =40M
*/
*SWCR = 0x0001;
asm(" stm #7240h, SWWSR ");
//2 wait except for on-chip program 1
asm(" stm #00A0h, PMST "); //MP/MC = 0, IPTR = 001,ovly=1
asm(" stm #0802h, BSCR ");
asm(" STM #0h, IMR ");
asm(" STM #0010h,TCR "); //關定時器
asm(" STM #0186ah,PRD ");//1ms
asm(" STM #0C2fh,TCR "); //TCR=最后四位
asm(" STM #0008h,IFR ");
asm(" ORM #0009h,*(IMR) ");/*開時間中斷*/
asm(" RSBX INTM "); /*開中斷*/
Init8019();
ms = 0;
while(ms<2000);
ArpRequest();
while(1)
{
// Temp = RecFrame();
// if(Temp) DoNetworkStuff();
// ArpRequest();
}
}
interrupt void timer0()
{
ms++;
}
interrupt void int0()
{
Temp = RecFrame();
if(Temp) DoNetworkStuff();
page(0);
delay(10);
Reg07 = 0xFF;
}
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