dac5615.h

来自「逆变、电瓶充电、数控电源、开关电源」· C头文件 代码 · 共 27 行

#ifndef __dac5615_H__
#define __dac5615_H__ 

sbit DA = P1^7;
sbit CK = P1^5;
sbit CS_5615 = P1^6;

//数据写入
void da5615(unsigned int da)
{
  unsigned char i;
  da <<= 6;//10有效数据左对齐
  CS_5615 = 0;
  CK = 0;
  for (i=0;i<12;i++)
  {
    DA = (bit)(da & 0x8000);
    CK = 1;
    da <<= 1;
    CK = 0;
  }
  CS_5615 = 1;
  CK = 0;
}

#endif