136 lines
3.8 KiB
C
136 lines
3.8 KiB
C
/*---------------------------------------------------------------------*/
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/* --- STC MCU Limited ------------------------------------------------*/
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/* --- STC 1T Series MCU Demo Programme -------------------------------*/
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/* --- Mobile: (86)13922805190 ----------------------------------------*/
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/* --- Fax: 86-0513-55012956,55012947,55012969 ------------------------*/
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/* --- Tel: 86-0513-55012928,55012929,55012966 ------------------------*/
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/* --- Web: www.STCMCU.com --------------------------------------------*/
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/* --- Web: www.STCMCUDATA.com ---------------------------------------*/
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/* --- QQ: 800003751 -------------------------------------------------*/
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/* 如果要在程序中使用此代码,请在程序中注明使用了STC的资料及程序 */
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/*---------------------------------------------------------------------*/
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#ifndef __UART_H
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#define __UART_H
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#include "config.h"
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#define UART1 1
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//#define UART2 2
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//#define UART3 3
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//#define UART4 4
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#ifdef UART1
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#define COM_TX1_Lenth 32
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#define COM_RX1_Lenth 32
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#endif
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#ifdef UART2
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#define COM_TX2_Lenth 128
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#define COM_RX2_Lenth 128
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#endif
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#ifdef UART3
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#define COM_TX3_Lenth 128
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#define COM_RX3_Lenth 128
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#endif
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#ifdef UART4
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#define COM_TX4_Lenth 128
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#define COM_RX4_Lenth 128
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#endif
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#define UART_ShiftRight 0 //同步移位输出
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#define UART_8bit_BRTx (1<<6) //8位数据,可变波特率
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#define UART_9bit (2<<6) //9位数据,固定波特率
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#define UART_9bit_BRTx (3<<6) //9位数据,可变波特率
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#define UART1_SW_P30_P31 0
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#define UART1_SW_P36_P37 (1<<6)
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#define UART1_SW_P16_P17 (2<<6)
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#define UART1_SW_P43_P44 (3<<6)
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#define UART2_SW_P10_P11 0
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#define UART2_SW_P46_P47 1
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#define UART3_SW_P00_P01 0
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#define UART3_SW_P50_P51 2
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#define UART4_SW_P02_P03 0
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#define UART4_SW_P52_P53 4
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#define TimeOutSet1 5
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#define TimeOutSet2 5
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#define TimeOutSet3 5
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#define TimeOutSet4 5
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#define BRT_Timer1 1
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#define BRT_Timer2 2
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#define BRT_Timer3 3
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#define BRT_Timer4 4
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typedef struct
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{
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u8 id; //串口号
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u8 TX_read; //发送读指针
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u8 TX_write; //发送写指针
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u8 B_TX_busy; //忙标志
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u8 RX_Cnt; //接收字节计数
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u8 RX_TimeOut; //接收超时
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u8 B_RX_OK; //接收块完成
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} COMx_Define;
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typedef struct
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{
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u8 UART_Mode; //模式, UART_ShiftRight,UART_8bit_BRTx,UART_9bit,UART_9bit_BRTx
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u8 UART_BRT_Use; //使用波特率, BRT_Timer1,BRT_Timer2
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u32 UART_BaudRate; //波特率, ENABLE,DISABLE
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u8 Morecommunicate; //多机通讯允许, ENABLE,DISABLE
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u8 UART_RxEnable; //允许接收, ENABLE,DISABLE
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u8 BaudRateDouble; //波特率加倍, ENABLE,DISABLE
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u8 UART_Interrupt; //中断控制, ENABLE,DISABLE
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u8 UART_Priority; //优先级, Priority_0,Priority_1,Priority_2,Priority_3
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u8 UART_P_SW; //切换端口, UART1_SW_P30_P31,UART1_SW_P36_P37,UART1_SW_P16_P17,UART1_SW_P43_P44
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} COMx_InitDefine;
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#ifdef UART1
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extern COMx_Define COM1;
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extern u8 xdata TX1_Buffer[COM_TX1_Lenth]; //发送缓冲
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extern u8 xdata RX1_Buffer[COM_RX1_Lenth]; //接收缓冲
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#endif
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#ifdef UART2
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extern COMx_Define COM2;
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extern u8 xdata TX2_Buffer[COM_TX2_Lenth]; //发送缓冲
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extern u8 xdata RX2_Buffer[COM_RX2_Lenth]; //接收缓冲
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#endif
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#ifdef UART3
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extern COMx_Define COM3;
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extern u8 xdata TX3_Buffer[COM_TX3_Lenth]; //发送缓冲
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extern u8 xdata RX3_Buffer[COM_RX3_Lenth]; //接收缓冲
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#endif
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#ifdef UART4
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extern COMx_Define COM4;
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extern u8 xdata TX4_Buffer[COM_TX4_Lenth]; //发送缓冲
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extern u8 xdata RX4_Buffer[COM_RX4_Lenth]; //接收缓冲
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#endif
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u8 UART_Configuration(u8 UARTx, COMx_InitDefine *COMx);
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#ifdef UART1
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void TX1_write2buff(u8 dat); //写入发送缓冲，指针+1
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void PrintString1(u8 *puts);
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#endif
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#ifdef UART2
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void TX2_write2buff(u8 dat); //写入发送缓冲，指针+1
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void PrintString2(u8 *puts);
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#endif
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#ifdef UART3
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void TX3_write2buff(u8 dat); //写入发送缓冲，指针+1
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void PrintString3(u8 *puts);
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#endif
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#ifdef UART4
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void TX4_write2buff(u8 dat); //写入发送缓冲，指针+1
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void PrintString4(u8 *puts);
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#endif
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void UART_config(void);
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#endif
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