miz702 启动时间长达100s

母子平安 · 发表于 2016-8-4 15:34:17

咱在调miz702 发现下载了程序，debug模式，sdk主要在几个地址空间写个数，然后板子上点几个灯，发现等了差不多100s，才正常工作，在这期间我可是什么也没干，仅用手机秒表统计时间
#include "stdio.h"
#include "math.h"
#include "xparameters.h"
#include "xparameters_ps.h"
#include "xil_printf.h"
#include "xil_io.h"

#include "xscugic.h"
#include "xil_exception.h"
//#include "xgpio.h"

#define DDR_BASEARDDR XPAR_DDR_MEM_BASEADDR + 0x10000000

#define MIZ702_PWM_REG0 0x43c00000 + 0
#define MIZ702_PWM_REG1 0x43c00000 + 4
#define MIZ702_PWM_REG2 0x43c00000 + 8
#define MIZ702_PWM_REG3 0x43c00000 + 12
#define MIZ702_PWM_REG4 0x43c00000 + 16
#define MIZ702_PWM_REG5 0x43c00000 + 20
#define MIZ702_PWM_REG6 0x43c00000 + 24
#define MIZ702_PWM_REG7 0x43c00000 + 28
#define PWM_CNT_MAX_REG 0x43c00000 + 32
#define Syn_Delay_Time 0x43c00000 + 36

#define PI 3.1415926

#define PWM_CNT_MAX 25000
#define SIN_A 12500

#define INTC_DEVICE_ID XPAR_PS7_SCUGIC_0_DEVICE_ID

int main()
{

Xil_Out32(PWM_CNT_MAX_REG,50000000);
Xil_Out32(Syn_Delay_Time,0);

while(1)
{

Xil_Out32(MIZ702_PWM_REG0,50000000);
Xil_Out32(MIZ702_PWM_REG1,50000000/2);
Xil_Out32(MIZ702_PWM_REG2,50000000/4);
Xil_Out32(MIZ702_PWM_REG3,50000000/8);
Xil_Out32(MIZ702_PWM_REG4,50000000/16);
Xil_Out32(MIZ702_PWM_REG5,50000000/32);
Xil_Out32(MIZ702_PWM_REG6,50000000/64);
Xil_Out32(MIZ702_PWM_REG7,50000000/128);
}
return 0;
}

母子平安 · 发表于 2016-9-2 14:10:37

问题解决，谢谢大家

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