Boonlive_RD_Embedded/RCU_C12_Dimming
6
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
2dd675869accef720f455f762c0210d94afc083c
RCU_C12_Dimming/UART.C

484 lines
13 KiB
C++
Raw Normal View History

fix：修复调光时间BUG 解决调光时间一样的情况下，调光亮与调光灭的实际调光时间不一致问题
2025-12-15 20:48:52 +08:00
/*---------------------------------------------------------------------*/
/* --- STC MCU Limited ------------------------------------------------*/
/* --- STC 1T Series MCU Demo Programme -------------------------------*/
/* --- Mobile: (86)13922805190 ----------------------------------------*/
/* --- Fax: 86-0513-55012956,55012947,55012969 ------------------------*/
/* --- Tel: 86-0513-55012928,55012929,55012966 ------------------------*/
/* --- Web: www.STCMCU.com --------------------------------------------*/
/* --- Web: www.STCMCUDATA.com ---------------------------------------*/
/* --- QQ: 800003751 -------------------------------------------------*/
/* <20><><EFBFBD><EFBFBD>Ҫ<EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>ô˴<C3B4><CBB4><EFBFBD>,<2C><><EFBFBD>ڳ<EFBFBD><DAB3><EFBFBD><EFBFBD><EFBFBD>ע<EFBFBD><D7A2>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD>STC<54><43><EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><CFBC><EFBFBD><EFBFBD><EFBFBD> */
/*---------------------------------------------------------------------*/
#include "UART.h"
#include "timer.h"
#ifdef UART1
COMx_Define COM1;
u8 xdata TX1_Buffer[COM_TX1_Lenth]; //<2F><><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
u8 xdata RX1_Buffer[COM_RX1_Lenth]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>
#endif
#ifdef UART2
COMx_Define COM2;
u8 xdata TX2_Buffer[COM_TX2_Lenth]; //<2F><><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
u8 xdata RX2_Buffer[COM_RX2_Lenth]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>
#endif
#ifdef UART3
COMx_Define COM3;
u8 xdata TX3_Buffer[COM_TX3_Lenth]; //<2F><><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
u8 xdata RX3_Buffer[COM_RX3_Lenth]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>
#endif
#ifdef UART4
COMx_Define COM4;
u8 xdata TX4_Buffer[COM_TX4_Lenth]; //<2F><><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
u8 xdata RX4_Buffer[COM_RX4_Lenth]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>
#endif
u8 UART_Configuration(u8 UARTx, COMx_InitDefine *COMx)
{
u8 i;
u32 j;
#ifdef UART1
if(UARTx == UART1)
{
COM1.id = 1;
COM1.TX_read = 0;
COM1.TX_write = 0;
COM1.B_TX_busy = 0;
COM1.RX_Cnt = 0;
COM1.RX_TimeOut = 0;
COM1.B_RX_OK = 0;
for(i=0; i<COM_TX1_Lenth; i++) TX1_Buffer[i] = 0;
for(i=0; i<COM_RX1_Lenth; i++) RX1_Buffer[i] = 0;
if(COMx->UART_Priority > Priority_3) return 2; //<2F><><EFBFBD><EFBFBD>
UART1_Priority(COMx->UART_Priority); //ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD>(<28>͵<EFBFBD><CDB5><EFBFBD>) Priority_0,Priority_1,Priority_2,Priority_3
if(COMx->UART_Mode > UART_9bit_BRTx) return 2; //ģʽ<C4A3><CABD><EFBFBD><EFBFBD>
SCON = (SCON & 0x3f) | COMx->UART_Mode;
if((COMx->UART_Mode == UART_9bit_BRTx) || (COMx->UART_Mode == UART_8bit_BRTx)) //<2F>ɱ䲨<C9B1><E4B2A8><EFBFBD><EFBFBD>
{
j = (MAIN_Fosc / 4) / COMx->UART_BaudRate; //<2F><>1T<31><54><EFBFBD><EFBFBD>
if(j >= 65536UL) return 2; //<2F><><EFBFBD><EFBFBD>
j = 65536UL - j;
if(COMx->UART_BRT_Use == BRT_Timer1)
{
TR1 = 0;
AUXR &= ~0x01; //S1 BRT Use Timer1;
TMOD &= ~(1<<6); //Timer1 set As Timer
TMOD &= ~0x30; //Timer1_16bitAutoReload;
AUXR |= (1<<6); //Timer1 set as 1T mode
TH1 = (u8)(j>>8);
TL1 = (u8)j;
ET1 = 0; //<2F><>ֹ<EFBFBD>ж<EFBFBD>
TMOD &= ~0x40; //<2F><>ʱ
INT_CLKO &= ~0x02; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
TR1 = 1;
}
else if(COMx->UART_BRT_Use == BRT_Timer2)
{
AUXR &= ~(1<<4); //Timer stop
AUXR |= 0x01; //S1 BRT Use Timer2;
AUXR &= ~(1<<3); //Timer2 set As Timer
AUXR |= (1<<2); //Timer2 set as 1T mode
TH2 = (u8)(j>>8);
TL2 = (u8)j;
IE2 &= ~(1<<2); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
AUXR |= (1<<4); //Timer run enable
}
else return 2; //<2F><><EFBFBD><EFBFBD>
}
else if(COMx->UART_Mode == UART_ShiftRight)
{
if(COMx->BaudRateDouble == ENABLE) AUXR |= (1<<5); //<2F>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysClk/2
else AUXR &= ~(1<<5); //<2F>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysClk/12
}
else if(COMx->UART_Mode == UART_9bit) //<2F>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysClk*2^SMOD/64
{
if(COMx->BaudRateDouble == ENABLE) PCON |= (1<<7); //<2F>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysClk/32
else PCON &= ~(1<<7); //<2F>̶<EFBFBD><CCB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SysClk/64
}
if(COMx->UART_Interrupt == ENABLE) ES = 1; //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
else ES = 0; //<2F><>ֹ<EFBFBD>ж<EFBFBD>
if(COMx->UART_RxEnable == ENABLE) REN = 1; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
else REN = 0; //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>
P_SW1 = (P_SW1 & 0x3f) | (COMx->UART_P_SW & 0xc0); //<2F>л<EFBFBD>IO
return 0;
}
#endif
#ifdef UART2
if(UARTx == UART2)
{
COM2.id = 2;
COM2.TX_read = 0;
COM2.TX_write = 0;
COM2.B_TX_busy = 0;
COM2.RX_Cnt = 0;
COM2.RX_TimeOut = 0;
COM2.B_RX_OK = 0;
for(i=0; i<COM_TX2_Lenth; i++) TX2_Buffer[i] = 0;
for(i=0; i<COM_RX2_Lenth; i++) RX2_Buffer[i] = 0;
if((COMx->UART_Mode == UART_9bit_BRTx) ||(COMx->UART_Mode == UART_8bit_BRTx)) //<2F>ɱ䲨<C9B1><E4B2A8><EFBFBD><EFBFBD>
{
if(COMx->UART_Priority > Priority_3) return 2; //<2F><><EFBFBD><EFBFBD>
UART2_Priority(COMx->UART_Priority); //ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD>(<28>͵<EFBFBD><CDB5><EFBFBD>) Priority_0,Priority_1,Priority_2,Priority_3
if(COMx->UART_Mode == UART_9bit_BRTx) S2CON |= (1<<7); //9bit
else S2CON &= ~(1<<7); //8bit
j = (MAIN_Fosc / 4) / COMx->UART_BaudRate; //<2F><>1T<31><54><EFBFBD><EFBFBD>
if(j >= 65536UL) return 2; //<2F><><EFBFBD><EFBFBD>
j = 65536UL - j;
AUXR &= ~(1<<4); //Timer stop
AUXR &= ~(1<<3); //Timer2 set As Timer
AUXR |= (1<<2); //Timer2 set as 1T mode
TH2 = (u8)(j>>8);
TL2 = (u8)j;
IE2 &= ~(1<<2); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
AUXR |= (1<<4); //Timer run enable
}
else return 2; //ģʽ<C4A3><CABD><EFBFBD><EFBFBD>
if(COMx->UART_Interrupt == ENABLE) IE2 |= 1; //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
else IE2 &= ~1; //<2F><>ֹ<EFBFBD>ж<EFBFBD>
if(COMx->UART_RxEnable == ENABLE) S2CON |= (1<<4); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
else S2CON &= ~(1<<4); //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>
P_SW2 = (P_SW2 & ~1) | (COMx->UART_P_SW & 0x01); //<2F>л<EFBFBD>IO
return 0;
}
#endif
#ifdef UART3
if(UARTx == UART3)
{
COM3.id = 3;
COM3.TX_read = 0;
COM3.TX_write = 0;
COM3.B_TX_busy = 0;
COM3.RX_Cnt = 0;
COM3.RX_TimeOut = 0;
COM3.B_RX_OK = 0;
for(i=0; i<COM_TX3_Lenth; i++) TX3_Buffer[i] = 0;
for(i=0; i<COM_RX3_Lenth; i++) RX3_Buffer[i] = 0;
if((COMx->UART_Mode == UART_9bit_BRTx) || (COMx->UART_Mode == UART_8bit_BRTx)) //<2F>ɱ䲨<C9B1><E4B2A8><EFBFBD><EFBFBD>
{
if(COMx->UART_Priority > Priority_3) return 2; //<2F><><EFBFBD><EFBFBD>
UART3_Priority(COMx->UART_Priority); //ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD>(<28>͵<EFBFBD><CDB5><EFBFBD>) Priority_0,Priority_1,Priority_2,Priority_3
if(COMx->UART_Mode == UART_9bit_BRTx) S3_9bit(); //9bit
else S3_8bit(); //8bit
j = (MAIN_Fosc / 4) / COMx->UART_BaudRate; //<2F><>1T<31><54><EFBFBD><EFBFBD>
if(j >= 65536UL) return 2; //<2F><><EFBFBD><EFBFBD>
j = 65536UL - j;
if(COMx->UART_BRT_Use == BRT_Timer3)
{
S3_BRT_UseTimer3(); //S3 BRT Use Timer3;
TH3 = (u8)(j>>8);
TL3 = (u8)j;
T4T3M &= 0xf0;
T4T3M |= 0x0a; //Timer3 set As Timer, 1T mode, Start timer3
}
else if(COMx->UART_BRT_Use == BRT_Timer2)
{
AUXR &= ~(1<<4); //Timer stop
S3_BRT_UseTimer2(); //S3 BRT Use Timer2;
AUXR &= ~(1<<3); //Timer2 set As Timer
AUXR |= (1<<2); //Timer2 set as 1T mode
TH2 = (u8)(j>>8);
TL2 = (u8)j;
IE2 &= ~(1<<2); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
AUXR |= (1<<4); //Timer run enable
}
else return 2; //<2F><><EFBFBD><EFBFBD>
}
else return 2; //ģʽ<C4A3><CABD><EFBFBD><EFBFBD>
if(COMx->UART_Interrupt == ENABLE) S3_Int_Enable(); //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
else S3_Int_Disable(); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
if(COMx->UART_RxEnable == ENABLE) S3_RX_Enable(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
else S3_RX_Disable(); //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>
P_SW2 = (P_SW2 & ~2) | (COMx->UART_P_SW & 0x02); //<2F>л<EFBFBD>IO
return 0;
}
#endif
#ifdef UART4
if(UARTx == UART4)
{
COM4.id = 3;
COM4.TX_read = 0;
COM4.TX_write = 0;
COM4.B_TX_busy = 0;
COM4.RX_Cnt = 0;
COM4.RX_TimeOut = 0;
COM4.B_RX_OK = 0;
for(i=0; i<COM_TX4_Lenth; i++) TX4_Buffer[i] = 0;
for(i=0; i<COM_RX4_Lenth; i++) RX4_Buffer[i] = 0;
if((COMx->UART_Mode == UART_9bit_BRTx) || (COMx->UART_Mode == UART_8bit_BRTx)) //<2F>ɱ䲨<C9B1><E4B2A8><EFBFBD><EFBFBD>
{
if(COMx->UART_Priority > Priority_3) return 2; //<2F><><EFBFBD><EFBFBD>
UART4_Priority(COMx->UART_Priority); //ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD>(<28>͵<EFBFBD><CDB5><EFBFBD>) Priority_0,Priority_1,Priority_2,Priority_3
if(COMx->UART_Mode == UART_9bit_BRTx) S4_9bit(); //9bit
else S4_8bit(); //8bit
j = (MAIN_Fosc / 4) / COMx->UART_BaudRate; //<2F><>1T<31><54><EFBFBD><EFBFBD>
if(j >= 65536UL) return 2; //<2F><><EFBFBD><EFBFBD>
j = 65536UL - j;
if(COMx->UART_BRT_Use == BRT_Timer4)
{
S4_BRT_UseTimer4(); //S4 BRT Use Timer4;
TH4 = (u8)(j>>8);
TL4 = (u8)j;
T4T3M &= 0x0f;
T4T3M |= 0xa0; //Timer4 set As Timer, 1T mode, Start timer4
}
else if(COMx->UART_BRT_Use == BRT_Timer2)
{
AUXR &= ~(1<<4); //Timer stop
S4_BRT_UseTimer2(); //S4 BRT Use Timer2;
AUXR &= ~(1<<3); //Timer2 set As Timer
AUXR |= (1<<2); //Timer2 set as 1T mode
TH2 = (u8)(j>>8);
TL2 = (u8)j;
IE2 &= ~(1<<2); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
AUXR |= (1<<4); //Timer run enable
}
else return 2; //<2F><><EFBFBD><EFBFBD>
}
else return 2; //ģʽ<C4A3><CABD><EFBFBD><EFBFBD>
if(COMx->UART_Interrupt == ENABLE) S4_Int_Enable(); //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
else S4_Int_Disable(); //<2F><>ֹ<EFBFBD>ж<EFBFBD>
if(COMx->UART_RxEnable == ENABLE) S4_RX_Enable(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
else S4_RX_Disable(); //<2F><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>
P_SW2 = (P_SW2 & ~4) | (COMx->UART_P_SW & 0x04); //<2F>л<EFBFBD>IO
return 0;
}
#endif
return 2; //<2F><><EFBFBD><EFBFBD>
}
/*********************************************************/
/********************* UART1 <20><><EFBFBD><EFBFBD> ************************/
#ifdef UART1
void TX1_write2buff(u8 dat) //д<>뷢<EFBFBD>ͻ<EFBFBD><CDBB>壬ָ<E5A3AC><D6B8>+1
{
TX1_Buffer[COM1.TX_write] = dat; //װ<><D7B0><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
if(++COM1.TX_write >= COM_TX1_Lenth) COM1.TX_write = 0;
if(COM1.B_TX_busy == 0) //<2F><><EFBFBD><EFBFBD>
{
COM1.B_TX_busy = 1; //<2F><>־æ
TI = 1; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
}
}
void PrintString1(u8 *puts)
{
for (; *puts != 0; puts++) TX1_write2buff(*puts); //<2F><><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD>
}
void Printbuffer1(u8 *puts,u8 len)
{
u8 i;
for (i=0; i<len;i++) TX1_write2buff(puts[i]);
}
u8 recv_start_flag=0;
u32 recv_time=0;
void UART1_int (void) interrupt UART1_VECTOR
{
static u8 stage=0;
u8 dat;
if(RI)
{
RI = 0;
recv_start_flag=1;
recv_time=systick_1ms;
if(COM1.B_RX_OK == 0)
{
dat=SBUF;
if(COM1.RX_Cnt >= COM_RX1_Lenth) COM1.RX_Cnt = 0;
if(dat=='D') //<2F><><EFBFBD><EFBFBD>10<31><30>'D',<2C><><EFBFBD><EFBFBD>ϵͳ<CFB5><CDB3>
{
stage++;
}
else
{
stage=0;
}
if(stage==10)
{
IAP_CONTR=0x60;
}
RX1_Buffer[COM1.RX_Cnt++] = SBUF;
COM1.RX_TimeOut = TimeOutSet1;
}
}
if(TI)
{
TI = 0;
if(COM1.TX_read != COM1.TX_write)
{
SBUF = TX1_Buffer[COM1.TX_read];
if(++COM1.TX_read >= COM_TX1_Lenth) COM1.TX_read = 0;
}
else COM1.B_TX_busy = 0;
}
}
#endif
/********************* UART2 <20><><EFBFBD><EFBFBD> ************************/
#ifdef UART2
void TX2_write2buff(u8 dat) //д<>뷢<EFBFBD>ͻ<EFBFBD><CDBB>壬ָ<E5A3AC><D6B8>+1
{
TX2_Buffer[COM2.TX_write] = dat; //װ<><D7B0><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
if(++COM2.TX_write >= COM_TX2_Lenth) COM2.TX_write = 0;
if(COM2.B_TX_busy == 0) //<2F><><EFBFBD><EFBFBD>
{
COM2.B_TX_busy = 1; //<2F><>־æ
SET_TI2(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
}
}
void PrintString2(u8 *puts)
{
for (; *puts != 0; puts++) TX2_write2buff(*puts); //<2F><><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD>
}
void UART2_int (void) interrupt UART2_VECTOR
{
if(RI2)
{
CLR_RI2();
if(COM2.B_RX_OK == 0)
{
if(COM2.RX_Cnt >= COM_RX2_Lenth) COM2.RX_Cnt = 0;
RX2_Buffer[COM2.RX_Cnt++] = S2BUF;
COM2.RX_TimeOut = TimeOutSet2;
}
}
if(TI2)
{
CLR_TI2();
if(COM2.TX_read != COM2.TX_write)
{
S2BUF = TX2_Buffer[COM2.TX_read];
if(++COM2.TX_read >= COM_TX2_Lenth) COM2.TX_read = 0;
}
else COM2.B_TX_busy = 0;
}
}
#endif
/********************* UART3 <20><><EFBFBD><EFBFBD> ************************/
#ifdef UART3
void TX3_write2buff(u8 dat) //д<>뷢<EFBFBD>ͻ<EFBFBD><CDBB>壬ָ<E5A3AC><D6B8>+1
{
TX3_Buffer[COM3.TX_write] = dat; //װ<><D7B0><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
if(++COM3.TX_write >= COM_TX3_Lenth) COM3.TX_write = 0;
if(COM3.B_TX_busy == 0) //<2F><><EFBFBD><EFBFBD>
{
COM3.B_TX_busy = 1; //<2F><>־æ
SET_TI3(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
}
}
void PrintString3(u8 *puts)
{
for (; *puts != 0; puts++) TX3_write2buff(*puts); //<2F><><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD>
}
void Printbuffer3(u8 *puts,u8 len)
{
u8 i;
for (i=0; i<len;i++) TX3_write2buff(*puts++); //<2F><><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD>
}
void UART3_int (void) interrupt UART3_VECTOR
{
if(RI3) //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־λ
{
recv_start_flag=1;
recv_time=systick_1ms;
CLR_RI3();
if(COM3.B_RX_OK == 0)
{
if(COM3.RX_Cnt >= COM_RX3_Lenth) COM3.RX_Cnt = 0;
RX3_Buffer[COM3.RX_Cnt++] = S3BUF;
COM3.RX_TimeOut = TimeOutSet3;
}
}
if(TI3) //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־λ
{
CLR_TI3();
if(COM3.TX_read != COM3.TX_write)
{
S3BUF = TX3_Buffer[COM3.TX_read];
if(++COM3.TX_read >= COM_TX3_Lenth) COM3.TX_read = 0;
}
else COM3.B_TX_busy = 0;
}
}
#endif
/********************* UART4 <20><><EFBFBD><EFBFBD> ************************/
#ifdef UART4
void TX4_write2buff(u8 dat) //д<>뷢<EFBFBD>ͻ<EFBFBD><CDBB>壬ָ<E5A3AC><D6B8>+1
{
TX4_Buffer[COM4.TX_write] = dat; //װ<><D7B0><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD>
if(++COM4.TX_write >= COM_TX4_Lenth) COM4.TX_write = 0;
if(COM4.B_TX_busy == 0) //<2F><><EFBFBD><EFBFBD>
{
COM4.B_TX_busy = 1; //<2F><>־æ
SET_TI4(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
}
}
void PrintString4(u8 *puts)
{
for (; *puts != 0; puts++) TX4_write2buff(*puts); //<2F><><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD>
}
void UART4_int (void) interrupt UART4_VECTOR
{
if(RI4)
{
CLR_RI4();
if(COM4.B_RX_OK == 0)
{
if(COM4.RX_Cnt >= COM_RX4_Lenth) COM4.RX_Cnt = 0;
RX4_Buffer[COM4.RX_Cnt++] = S4BUF;
COM4.RX_TimeOut = TimeOutSet4;
}
}
if(TI4)
{
CLR_TI4();
if(COM4.TX_read != COM4.TX_write)
{
S4BUF = TX4_Buffer[COM4.TX_read];
if(++COM4.TX_read >= COM_TX4_Lenth) COM4.TX_read = 0;
}
else COM4.B_TX_busy = 0;
}
}
#endif
/*************** <20><><EFBFBD>ڳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *****************/
void UART3_config(void)
{
COMx_InitDefine COMx_InitStructure; //<2F>ṹ<EFBFBD><E1B9B9><EFBFBD><EFBFBD>
COMx_InitStructure.UART_Mode = UART_8bit_BRTx; //ģʽ, UART_ShiftRight,UART_8bit_BRTx,UART_9bit,UART_9bit_BRTx
COMx_InitStructure.UART_BRT_Use = BRT_Timer3; //ʹ<>ò<EFBFBD><C3B2><EFBFBD><EFBFBD><EFBFBD>, BRT_Timer2, BRT_Timer3 (ע<><D7A2>: <20><><EFBFBD><EFBFBD>2<EFBFBD>̶<EFBFBD>ʹ<EFBFBD><CAB9>BRT_Timer2)
COMx_InitStructure.UART_BaudRate = 115200; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 110 ~ 115200
COMx_InitStructure.UART_RxEnable = ENABLE; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, ENABLE<4C><45>DISABLE
COMx_InitStructure.UART_Interrupt = ENABLE; //<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>, ENABLE<4C><45>DISABLE
COMx_InitStructure.UART_Priority = Priority_0; //ָ<><D6B8><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>ȼ<EFBFBD>(<28>͵<EFBFBD><CDB5><EFBFBD>) Priority_0,Priority_1,Priority_2,Priority_3
COMx_InitStructure.UART_P_SW = UART3_SW_P50_P51; //<2F>л<EFBFBD><D0BB>˿<EFBFBD>, UART3_SW_P00_P01,UART3_SW_P50_P51
UART_Configuration(UART3, &COMx_InitStructure); //<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3 UART1,UART2,UART3,UART4
//PrintString3("STC8 UART3 Test Programme!\r\n"); //UART3<54><33><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>
}
Reference in New Issue Copy Permalink