vfd.h

针对philips的51单片机LPC931的具体应用的例子。实现对uart, spi, i2c等硬件资源的操作。还有针对小内存单片机操作系统的实现。

#ifndef   __VFD_H__
#define   __VFD_H__

void SPI_Init();
void VFD_Fresh(void);
void VFDBrightCtl(unsigned char duty);
void VFDTestSelf(void);
void InitRTC(void);

// percent is less than 101, if more than 100, process it as 100
void DisplayColumn(uchar point);
void SendData2TxBuff(uchar cmd, uchar *Pt);


// define for the ready to send command code
#define TXD_RESEND_CMD					21
#define TXD_KEY_EVENT_CMD				22
#define TXD_SOFTWARE_VER_CMD			23
#define SYS_RST_FLAG_CMD				24


#endif