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Fork of LG by
uart_m.c
- Committer:
- igor_v
- Date:
- 2016-01-30
- Revision:
- 0:8ad47e2b6f00
- Child:
- 7:078abbed4565
File content as of revision 0:8ad47e2b6f00:
/****************************************Copyright (c)**************************************************** ** http://www.PowerAVR.com ** http://www.PowerMCU.com **--------------File Info--------------------------------------------------------------------------------- ** File name: uart.c ** Last modified Date: 2010-05-12 ** Last Version: V1.00 ** Descriptions: ** **-------------------------------------------------------------------------------------------------------- ** Created by: PowerAVR ** Created date: 2010-05-10 ** Version: V1.00 ** Descriptions: ��дʾ������ ** *-------------------------------------------------------------------------------------------------------- YJVTHF *********************************************************************************************************/ #include "LPC17xx.h" /* LPC17xx definitions */ #include "uart_m.h" //#include "global.h" //#define FPCLK (100000000) //� pll //#define FPCLK (12000000) //� pll #define FOSC 12000000 /* ������Ƶ�� */ #define FCCLK (FOSC * 8) /* ��ʱ��Ƶ��<=100Mhz */ /* FOSC�������� */ #define FCCO (FCCLK * 3) /* PLLƵ��(275Mhz~550Mhz) */ //#define FPCLK (FCCLK / 4) //� pll #define FPCLK (100000000 / 4) //� pll //#define FPCLK (25000000) //� pll int UART0_BPS = 9600 ; /* ����0ͨ�Ų����� */ int UART1_BPS = 4800; /* ����0ͨ�Ų����� */ int UART2_BPS = 9600 ; /* ����0ͨ�Ų����� */ int UART3_BPS = 19200 ; /* ����0ͨ�Ų����� */ #define UART_LCR_ODD 0x0b #define UART_LCR_EVEN 0x1b int UART_LCR = UART_LCR_EVEN ; char InCon[1024]; char OutCon[1024]; unsigned int ConInPnt = 0; unsigned int ConInCur = 0; unsigned int ConOutPnt = 0; unsigned int ConOutCur = 0; char InCon1[1024]; char OutCon1[1024]; unsigned int ConInPnt1 = 0; unsigned int ConInCur1 = 0; unsigned int ConOutPnt1 = 0; unsigned int ConOutCur1 = 0; char InCon2[1024]; char OutCon2[1024]; unsigned int ConInPnt2 = 0; unsigned int ConInCur2 = 0; unsigned int ConOutPnt2 = 0; unsigned int ConOutCur2 = 0; char InCon3[1024]; char OutCon3[1024]; unsigned int ConInPnt3 = 0; unsigned int ConInCur3 = 0; unsigned int ConOutPnt3 = 0; unsigned int ConOutCur3 = 0; unsigned int InCon2M[16]; unsigned int OutCon2M[16]; unsigned int ConInPnt2M = 0; unsigned int ConInCur2M = 0; unsigned int ConOutPnt2M = 0; unsigned int ConOutCur2M = 0; unsigned int InCon3M[16]; unsigned int OutCon3M[16]; unsigned int ConInPnt3M = 0; unsigned int ConInCur3M = 0; unsigned int ConOutPnt3M = 0; unsigned int ConOutCur3M = 0; unsigned int OutBufConCount = 0; unsigned int OutBufCon1Count = 0; unsigned int OutBufCon2Count = 0; unsigned int OutBufCon3Count = 0; /********************************************************************************************************* ** Function name: UART0_Init ** Descriptions: ��Ĭ��ֵ��ʼ������0�����ź�ͨѶ����������Ϊ8λ����λ��1λֹͣλ������żУ�� ** input parameters: �� ** output parameters: �� ** Returned value: �� *********************************************************************************************************/ void UART0_Init (void) { uint16_t usFdiv; LPC_PINCON->PINSEL0 |= (1 << 4); /* Pin P0.2 used as TXD0 (Com0) */ LPC_PINCON->PINSEL0 |= (1 << 6); /* Pin P0.3 used as RXD0 (Com0) */ LPC_UART0->LCR = 0x83; /* �������ò����� */ // LPC_UART0->FDR = 0x00000085; // c�� ��� LPC17xx-User-Manual_0[1].05 �� ��� 311 //���������� �� 8 �������� �� 5 // usFdiv = 4; usFdiv = (FPCLK / 16) / UART0_BPS; /* ���ò����� */ LPC_UART0->DLM = usFdiv / 256; LPC_UART0->DLL = usFdiv % 256; LPC_UART0->LCR = 0x03; /* ���������� */ LPC_UART0->FCR = 0x07; } void UART1_Init_temp (void) { uint16_t usFdiv; LPC_PINCON->PINSEL4 |= (2 << 0); /* Pin P2.0 used as TXD0 (Com0) */ LPC_PINCON->PINSEL4 |= (2 << 2); /* Pin P2.1 used as RXD0 (Com0) */ LPC_UART1->LCR = 0x83; /* �������ò����� */ usFdiv = (FPCLK / 16) / UART1_BPS; /* ���ò����� */ LPC_UART1->DLM = usFdiv / 256; LPC_UART1->DLL = usFdiv % 256; LPC_UART1->LCR = 0x03; /* ���������� */ LPC_UART1->FCR = 0x07; } void UART2_Init (void) { uint16_t usFdiv; LPC_PINCON->PINSEL0 |= (1 << 20); /* Pin P0.10 used as TXD2 (Com2) */ LPC_PINCON->PINSEL0 |= (1 << 22); /* Pin P0.11 used as RXD2 (Com2) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<24); /*����UART2��Դ����λ */ LPC_UART2->LCR = 0x83; /* �������ò����� */ usFdiv = (FPCLK / 16) / 9600; /* ���ò����� */ LPC_UART2->DLM = usFdiv / 256; LPC_UART2->DLL = usFdiv % 256; LPC_UART2->LCR = 0x03; /* ���������� */ LPC_UART2->FCR = 0x07; } void UART3_Init (void) { uint16_t usFdiv; /* UART0 */ LPC_PINCON->PINSEL1 |= (3 << 18); /* Pin P0.25 used as TXD0 (Com0) */ LPC_PINCON->PINSEL1 |= (3 << 20); /* Pin P0.26 used as RXD0 (Com0) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<25); /*����UART2��Դ����λ */ LPC_UART3->LCR = 0x83; /* �������ò����� */ usFdiv = (FPCLK / 16) / UART3_BPS; /* ���ò����� */ LPC_UART3->DLM = usFdiv / 256; LPC_UART3->DLL = usFdiv % 256; LPC_UART3->LCR = UART_LCR; LPC_UART3->FCR = 0x07; } void UART2_InitSet (unsigned int speed, unsigned int SetLsr) { uint16_t usFdiv; LPC_PINCON->PINSEL0 |= (1 << 20); /* Pin P0.10 used as TXD2 (Com2) */ LPC_PINCON->PINSEL0 |= (1 << 22); /* Pin P0.11 used as RXD2 (Com2) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<24); /*����UART2��Դ����λ */ LPC_UART2->LCR = 0x83; /* �������ò����� */ usFdiv = (FPCLK / 16) / speed; /* ���ò����� */ LPC_UART2->DLM = usFdiv / 256; LPC_UART2->DLL = usFdiv % 256; LPC_UART2->LCR = SetLsr; /* ���������� */ LPC_UART2->FCR = 0x07; } void UART3_InitSet (unsigned int speed, unsigned int SetLsr) { uint16_t usFdiv; /* UART0 */ LPC_PINCON->PINSEL1 |= (3 << 18); /* Pin P0.25 used as TXD0 (Com0) */ LPC_PINCON->PINSEL1 |= (3 << 20); /* Pin P0.26 used as RXD0 (Com0) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<25); /*����UART2��Դ����λ */ LPC_UART3->LCR = 0x83; /* �������ò����� */ usFdiv = (FPCLK / 16) / speed; /* ���ò����� */ LPC_UART3->DLM = usFdiv / 256; LPC_UART3->DLL = usFdiv % 256; LPC_UART3->LCR = SetLsr; LPC_UART3->FCR = 0x07; } void UART_InitSet (unsigned int Num,unsigned int Speed, unsigned int SetLsr) { uint16_t usFdiv; // usFdiv = ((FPCLK / 16) / Speed) +1; usFdiv = ((FPCLK / 4) / Speed) + 1 ; if (Num == 0) { LPC_PINCON->PINSEL0 |= (1 << 4); /* Pin P0.2 used as TXD0 (Com0) */ LPC_PINCON->PINSEL0 |= (1 << 6); /* Pin P0.3 used as RXD0 (Com0) */ LPC_UART0->LCR = 0x83; /* �������ò����� */ // LPC_UART0->FDR = 0x00000085; // c�� ��� LPC17xx-User-Manual_0[1].05 �� ��� 311 //���������� �� 8 �������� �� 5 // usFdiv = 4; LPC_UART0->DLM = usFdiv / 256; LPC_UART0->DLL = usFdiv % 256; LPC_UART0->LCR = SetLsr; /* ���������� */ LPC_UART0->FCR = 0x07; } if (Num == 1) { LPC_PINCON->PINSEL4 |= (2 << 0); /* Pin P2.0 used as TXD0 (Com0) */ LPC_PINCON->PINSEL4 |= (2 << 2); /* Pin P2.1 used as RXD0 (Com0) */ LPC_UART1->LCR = 0x83; /* �������ò����� */ LPC_UART1->DLM = usFdiv / 256; LPC_UART1->DLL = usFdiv % 256; LPC_UART1->LCR = SetLsr; /* ���������� */ LPC_UART1->FCR = 0x07; } if (Num == 2) { LPC_PINCON->PINSEL0 |= (1 << 20); /* Pin P0.10 used as TXD2 (Com2) */ LPC_PINCON->PINSEL0 |= (1 << 22); /* Pin P0.11 used as RXD2 (Com2) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<24); /*����UART2��Դ����λ */ LPC_UART2->LCR = 0x83; /* �������ò����� */ LPC_UART2->DLM = usFdiv / 256; LPC_UART2->DLL = usFdiv % 256; LPC_UART2->LCR = SetLsr; /* ���������� */ LPC_UART2->FCR = 0x07; } if (Num == 3) { LPC_PINCON->PINSEL1 |= (3 << 18); /* Pin P0.25 used as TXD0 (Com0) */ LPC_PINCON->PINSEL1 |= (3 << 20); /* Pin P0.26 used as RXD0 (Com0) */ LPC_SC->PCONP = LPC_SC->PCONP|(1<<25); /*����UART2��Դ����λ */ LPC_UART3->LCR = 0x83; /* �������ò����� */ LPC_UART3->DLM = usFdiv / 256; LPC_UART3->DLL = usFdiv % 256; LPC_UART3->LCR = SetLsr; /* ���������� */ LPC_UART3->FCR = 0x07; } } /********************************************************************************************************* ** Function name: UART0_SendByte ** Descriptions: �Ӵ���0�������� ** input parameters: data: ���͵����� ** output parameters: �� ** Returned value: �� *********************************************************************************************************/ int UART0_SendByte (int ucData) { while (!(LPC_UART0->LSR & 0x20)); return (LPC_UART0->THR = ucData); } /*---------------------------------------------------------------------------- Read character from Serial Port (blocking read) *----------------------------------------------------------------------------*/ int UART0_GetChar (void) { while (!(LPC_UART0->LSR & 0x01)); return (LPC_UART0->RBR); } /*---------------------------------------------------------------------------- Read character from Serial Port (blocking read) *----------------------------------------------------------------------------*/ int UART1_GetChar (void) { while (!(LPC_UART1->LSR & 0x01)); return (LPC_UART1->RBR); } /*---------------------------------------------------------------------------- Read character from Serial Port (blocking read) *----------------------------------------------------------------------------*/ int UART2_GetChar (void) { while (!(LPC_UART2->LSR & 0x01)); return (LPC_UART2->RBR); } /*---------------------------------------------------------------------------- Read character from Serial Port (blocking read) *----------------------------------------------------------------------------*/ int UART3_GetChar (void) { while (!(LPC_UART3->LSR & 0x01)); return (LPC_UART3->RBR); } int UART0_Chek (void) { if (LPC_UART0->LSR & 0x01) return 1; else return 0; } int UART1_Chek (void) { if (LPC_UART1->LSR & 0x01)return 1; else return 0; } int UART2_Chek (void) { if (LPC_UART2->LSR & 0x01)return 1; else return 0; } int UART3_Chek (void) { if (LPC_UART3->LSR & 0x01)return 1; else return 0; } void UART0_SendString (char *s) { while (*s != 0) { UART0_SendByte(*s++); } } int UART2_SendByte (int ucData) { while (!(LPC_UART2->LSR & 0x20)); return (LPC_UART2->THR = ucData); } void UART0_SendChar(uint16_t disp) { uint16_t dispbuf[4]; uint8_t i; dispbuf[3] = disp%10 + '0'; dispbuf[2] = disp/10%10 + '0'; dispbuf[1] = disp/10/10%10 + '0'; dispbuf[0] = disp/10/10/10%10 + '0'; for(i=0;i<4;i++) UART0_SendByte(dispbuf[i]); } void Concol (void ) { if (OutBufConCount == 0) { if (ConOutPnt != ConOutCur) if (LPC_UART0->LSR & 0x20) { ConOutCur++; ConOutCur = ConOutCur & 0x3ff; SetDeUART0 (); LPC_UART0->THR = OutCon[ConOutCur]; } } if (LPC_UART0->LSR & 0x01) { ConInCur++; ConInCur = ConInCur & 0x3ff; InCon[ConInCur] = (LPC_UART0->RBR); } if (!(LPC_UART0->LSR & 0x40)) SetDeUART0 (); else ClrDeUART0() ; //���������� 485 } void Concol1 (void ) { if (OutBufCon1Count == 0) { if (ConOutPnt1 != ConOutCur1) if (LPC_UART1->LSR & 0x20) { ConOutCur1++; ConOutCur1 = ConOutCur1 & 0x3ff; LPC_UART1->THR = OutCon1[ConOutCur1]; } } if (LPC_UART1->LSR & 0x01) { ConInCur1++; ConInCur1 = ConInCur1 & 0x3ff; InCon1[ConInCur1] = (LPC_UART1->RBR); } //if (!(LPC_UART1->LSR & 0x40)) SetDeUART1 (); else ClrDeUART1() ; //���������� 485 } void Concol1Fast (void ) { if (OutBufCon1Count == 0) { while((ConOutPnt1 != ConOutCur1) && (LPC_UART1->LSR & 0x20)) { ConOutCur1++; ConOutCur1 = ConOutCur1 & 0x3ff; SetDeUART1 (); LPC_UART1->THR = OutCon1[ConOutCur1]; } } while (LPC_UART1->LSR & 0x01) { ConInCur1++; ConInCur1 = ConInCur1 & 0x3ff; InCon1[ConInCur1] = (LPC_UART1->RBR); } if (!(LPC_UART1->LSR & 0x40)) SetDeUART1 (); else ClrDeUART1() ; //���������� 485 } void Concol2 (void ) { if (OutBufCon2Count == 0) { if (ConOutPnt2 != ConOutCur2) if (LPC_UART2->LSR & 0x20) { ConOutCur2++; ConOutCur2 = ConOutCur2 & 0x3ff; SetDeUART2 (); LPC_UART2->THR = OutCon2[ConOutCur2]; } } if (LPC_UART2->LSR & 0x01) { ConInCur2++; ConInCur2 = ConInCur2 & 0x3ff; InCon2[ConInCur2] = (LPC_UART2->RBR); } if (!(LPC_UART2->LSR & 0x40)) SetDeUART2 (); else ClrDeUART2() ; //���������� 485 } void Concol3 (void ) { if (OutBufCon3Count == 0) { if (ConOutPnt3 != ConOutCur3) if (LPC_UART3->LSR & 0x20) { ConOutCur3++; ConOutCur3 = ConOutCur3 & 0x3ff; SetDeUART3 (); LPC_UART3->THR = OutCon3[ConOutCur3]; } } if (LPC_UART3->LSR & 0x01) { ConInCur3++; ConInCur3 = ConInCur3 & 0x3ff; InCon3[ConInCur3] = (LPC_UART3->RBR); } if (!(LPC_UART3->LSR & 0x40)) SetDeUART3 (); else ClrDeUART3() ; //���������� 485 } void Concol2M (void ) { if (OutBufCon2Count == 0) { if (ConOutPnt2M != ConOutCur2M) if (LPC_UART2->LSR & 0x20) { ConOutCur2++; ConOutCur2 = ConOutCur2 & 0x3ff; SetDeUART2 (); LPC_UART2->THR = OutCon2[ConOutCur2]; } } if (LPC_UART2->LSR & 0x01) { ConInCur2++; ConInCur2 = ConInCur2 & 0x3ff; InCon2[ConInCur2] = (LPC_UART2->RBR); } if (!(LPC_UART2->LSR & 0x40)) SetDeUART2 (); else ClrDeUART2() ; //���������� 485 } void WriteCon (char *s) { OutBufConCount = 0; while (*s != 0) { ConOutPnt++; ConOutPnt = ConOutPnt & 0x3ff; OutCon[ConOutPnt] = (*s++); } } void WriteCon1 (char *s) { OutBufCon1Count = 0; while (*s != 0) { ConOutPnt1++; ConOutPnt1 = ConOutPnt1 & 0x3ff; OutCon1[ConOutPnt1] = (*s++); } } void WriteConN (char *s, unsigned int N) { OutBufConCount = 0; while (N != 0) { N--; ConOutPnt++; ConOutPnt = ConOutPnt & 0x3ff; OutCon[ConOutPnt] = (*s++); } } void WriteCon2 (char *s) { OutBufCon2Count = 0; while (*s != 0) { ConOutPnt2++; ConOutPnt2 = ConOutPnt2 & 0x3ff; OutCon2[ConOutPnt2] = (*s++); } } void WriteCon3 (char *s) { OutBufCon3Count = 0; while (*s != 0) { ConOutPnt3++; ConOutPnt3 = ConOutPnt3 & 0x3ff; OutCon3[ConOutPnt3] = (*s++); } } void WriteConF (char *s, unsigned int Num) { if (Num == 0) WriteCon(s); if (Num == 1) WriteCon1(s); if (Num == 2) WriteCon2(s); if (Num == 2) WriteCon3(s); } void WriteConByte (unsigned int In) { ConOutPnt++; ConOutPnt = ConOutPnt & 0x3ff; OutCon[ConOutPnt] = In; } void WriteCon1Byte (unsigned int In) { ConOutPnt1++; ConOutPnt1 = ConOutPnt1 & 0x3ff; OutCon1[ConOutPnt1] = In; } void WriteCon2Byte (unsigned int temp) { ConOutPnt2++; ConOutPnt2 = ConOutPnt2 & 0x3ff; OutCon2[ConOutPnt2] = temp; } void WriteCon3Byte (unsigned int temp) { ConOutPnt3++; ConOutPnt3 = ConOutPnt3 & 0x3ff; OutCon3[ConOutPnt3] = temp; } void WriteConByteF (unsigned int In,unsigned int Num ) { if (Num == 0) WriteConByte(In); if (Num == 1) WriteCon1Byte(In); if (Num == 2) WriteCon2Byte(In); if (Num == 3) WriteCon3Byte(In); } int ReadCon (char *s) { int i = 0; while (ConInPnt != ConInCur) { i++; ConInPnt++; ConInPnt = ConInPnt & 0x3ff; (*s++) = InCon[ConInPnt] ; } (*s++) = 0; return i; } int ReadCon1 (char *s) { int i = 0; while (ConInPnt1 != ConInCur1) { i++; ConInPnt1++; ConInPnt1 = ConInPnt1 & 0x3ff; (*s++) = InCon1[ConInPnt1] ; } (*s++) = 0; return i; } int ReadCon2 (char *s) { int i = 0; while (ConInPnt2 != ConInCur2) { i++; ConInPnt2++; ConInPnt2 = ConInPnt2 & 0x3ff; (*s++) = InCon2[ConInPnt2] ; } (*s++) = 0; return i; } int ReadCon3 (char *s) { int i = 0; while (ConInPnt3 != ConInCur3) { i++; ConInPnt3++; ConInPnt3 = ConInPnt3 & 0x3ff; (*s++) = InCon3[ConInPnt3] ; } (*s++) = 0; return i; } int ReadChekCon (char *s) { int i = 0; int ConInPntTemp = ConInPnt; while (ConInPntTemp != ConInCur) { i++; ConInPntTemp++; ConInPntTemp = ConInPntTemp & 0x3ff; (*s++) = InCon[ConInPntTemp] ; } (*s++) = 0; return i; } int ReadChekCon1 (char *s) { int i = 0; int ConInPntTemp = ConInPnt1; while (ConInPntTemp != ConInCur1) { i++; ConInPntTemp++; ConInPntTemp = ConInPntTemp & 0x3ff; (*s++) = InCon1[ConInPntTemp] ; } (*s++) = 0; return i; } int ReadChekCon2 (char *s) { int i = 0; int ConInPntTemp = ConInPnt2; while (ConInPntTemp != ConInCur2) { i++; ConInPntTemp++; ConInPntTemp = ConInPntTemp & 0x3ff; (*s++) = InCon2[ConInPntTemp] ; } (*s++) = 0; return i; } int ReadChekCon3 (char *s) { int i = 0; int ConInPntTemp = ConInPnt3; while (ConInPntTemp != ConInCur3) { i++; ConInPntTemp++; ConInPntTemp = ConInPntTemp & 0x3ff; (*s++) = InCon3[ConInPntTemp] ; } (*s++) = 0; return i; } int ChekInCon ( void ) {if (ConInPnt != ConInCur) return 1; else return 0;} int ChekInCon1 ( void ) {if (ConInPnt1 != ConInCur1) return 1; else return 0;} int ChekInCon2 ( void ) {if (ConInPnt2 != ConInCur2) return 1; else return 0;} int ChekInCon3 ( void ) {if (ConInPnt3 != ConInCur3) return 1; else return 0;} int ChekOutCon ( void ) {if (!(LPC_UART0->LSR & 0x40)) return 1; else return 0;} int ChekOutCon1 ( void ) {if (!(LPC_UART1->LSR & 0x40)) return 1; else return 0;} int ChekOutCon2 ( void ) {if (!(LPC_UART2->LSR & 0x40)) return 1; else return 0;} int ChekOutCon3 ( void ) {if (!(LPC_UART3->LSR & 0x40)) return 1; else return 0;} void Delay(int t) { } void SetDeUART0 (void) {if ((PortEUART0 & (PinEUART0)) == 0) {PortEUART0 |= (PinEUART0); Delay(10);} } void ClrDeUART0 (void) {if ((PortEUART0 & (PinEUART0))) { Delay(10); PortEUART0 &= (~(PinEUART0));}} void SetDeUART1 (void) {if ((PortEUART1 & (PinEUART1)) == 0) {PortEUART1 |= (PinEUART1); Delay(10);} } void ClrDeUART1 (void) {if ((PortEUART1 & (PinEUART1))) { Delay(10); PortEUART1 &= (~(PinEUART1));}} void SetDeUART2 (void) {if ((PortEUART2 & (PinEUART2)) == 0) {PortEUART2 |= (PinEUART2); Delay(10);}} void ClrDeUART2 (void) {if ((PortEUART2 & (PinEUART2))) {Delay(10); PortEUART2 &= (~(PinEUART2));}} void SetDeUART3 (void) {if ((PortEUART3 & (PinEUART3)) == 0) {PortEUART3 |= (PinEUART3); Delay(10);}} void ClrDeUART3 (void) {if ((PortEUART3 & (PinEUART3))) {Delay(10);PortEUART3 &= (~(PinEUART3));}}