T640_DTU/USER/VirtualCOM.h

#ifndef	__VIRTUALCOM_H
#define __VIRTUALCOM_H
/***********************************************************************************/

#include "includes.h"


#define COM_TX_PORT GPIOA
#define COM_TX_PIN GPIO_Pin_14
#define COM_DATA_HIGH() GPIO_SetBits(COM_TX_PORT, COM_TX_PIN) 
#define COM_DATA_LOW() GPIO_ResetBits(COM_TX_PORT, COM_TX_PIN) 

#define COM_RX_PORT GPIOA
#define COM_RX_PIN GPIO_Pin_13

#define COM_RX_STAT GPIO_ReadInputDataBit(COM_RX_PORT, COM_RX_PIN)

enum{
COM_START_BIT, //Æðʼλ
COM_D0_BIT, //bit0
COM_D1_BIT, //bit1
COM_D2_BIT, //bit2
COM_D3_BIT, //bit3
COM_D4_BIT, //bit4
COM_D5_BIT, //bit5
COM_D6_BIT, //bit6
COM_D7_BIT, //bit7
COM_STOP_BIT, //ֹͣλ
};

typedef enum {
BAUDRATE_9600,BAUDRATE_4800,BAUDRATE_2400,BAUDRATE_1200,
}BAUDRATE;

typedef enum {
SYSCLK_FREQ_72M,SYSCLK_FREQ_48M,SYSCLK_FREQ_36M,
}SYSCLK_FREQ;

extern int g_iTIM_DelayUs_ct;
extern unsigned char g_ucRecvStat; 
extern unsigned char g_ucRecvData; 
extern int g_iCOMRXDelayCt;
void TIM_Delay_us(int timeus);
void VirtualCOM_Init(SYSCLK_FREQ SysclkFreq,BAUDRATE BaudRate);
void VirtualCOM_StringSend(unsigned char *str);
void VirtualCOM_ByteSend(unsigned char val);
void COM_RX_Start_Delay(int ct);
#endif
/***********************************************************************************/