UART3 and CMSIS

[lpcware]

Content originally posted in LPCWare by Homayon on Sun Jun 08 08:14:22 MST 2014
I wrote a program to launch UART3 with CMSIS but does not work.
But UART0, 1 do they do.
In your opinion, where is my problem?

#include <lpc17xx.h>
#include <string.h>
#include <ctype.h>
#include "LPC17xx_pinsel.h"
#include "LPC17xx_uart.h"
#include "debug_frmwrk.h"

char Buffer0[500];
char Buffer1[500];
char Buffer3[500];
char lcd[20];
uint8_t input0;
uint8_t input1;
uint8_t input3;

void upper(char Buf[],int LeN){// tabe tabdel horofef kochaak be bozorg
for(LeN=0;LeN<501;LeN++){
Buf[LeN]=toupper(Buf[LeN]);
}
}

void C_buf(char Buf[]){// Empty Buffer
int LeN;
LeN=strlen(Buf);
for(LeN=0;LeN<501;LeN++){
Buf[LeN]=0;
}
}
//************************************************************************
void UART0_IRQHandler(void)
{
int A;
input0 = UART_ReceiveByte(LPC_UART0);
if(input0>0x20 & input0<0x7f){
A=strlen(Buffer0);
  Buffer0[A]=input0;
upper(Buffer0,500);
  UARTPuts_(LPC_UART0,Buffer0);
//UARTPuts_(LPC_UART0,"HOMAYON");
}
}
//************************************************************************
void UART1_IRQHandler(void)
{
int A;
input1 = UART_ReceiveByte((LPC_UART_TypeDef*)LPC_UART1);
if(input1>0x20 & input1<0x7f){
A=strlen(Buffer1);
  Buffer1[A]=input1;
upper(Buffer1,500);

  UARTPuts_(LPC_UART0,Buffer1);
//UARTPuts_((LPC_UART_TypeDef *)LPC_UART1, Buffer1);
}
}
//************************************************************************
void UART3_IRQHandler(void)
{
int A;
input3 = UART_ReceiveByte(LPC_UART3);
if(input3>0x20 & input3<0x7f){
A=strlen(Buffer3);
  Buffer3[A]=input3;
upper(Buffer3,500);

  UARTPuts_(LPC_UART3,Buffer3);
//UARTPuts_((LPC_UART_TypeDef *)LPC_UART1, Buffer1);
}
}

int main(void){
int len;
UART_CFG_Type UART_InitStruct;
UART_FIFO_CFG_Type UARTFIFOConfigStruct;
PINSEL_CFG_Type PinCfg;
uint32_t CLKPWR_PCONP_PCUART3;
debug_frmwrk_init();
//-------------------------    UART0   -----------------------------------------------------------

UARTFIFOConfigStruct.FIFO_DMAMode = DISABLE;
UARTFIFOConfigStruct.FIFO_Level = UART_FIFO_TRGLEV0;
UARTFIFOConfigStruct.FIFO_ResetRxBuf = ENABLE;
UARTFIFOConfigStruct.FIFO_ResetTxBuf = ENABLE;

UART_FIFOConfig(LPC_UART0, &UARTFIFOConfigStruct);
UART_IntConfig(LPC_UART0, UART_INTCFG_RBR, ENABLE);

NVIC_EnableIRQ(UART0_IRQn);
UART_TxCmd(LPC_UART0,ENABLE);

//-------------------------    UART1   -----------------------------------------------------------

PinCfg.Portnum=2;
PinCfg.Pinnum=0;
PinCfg.Funcnum=2;
PinCfg.OpenDrain=0;
PinCfg.Pinmode=0;
PINSEL_ConfigPin(&PinCfg);//TXD1
PinCfg.Pinnum=1;
PINSEL_ConfigPin(&PinCfg);//RXD1


UART_InitStruct.Baud_rate=9600;
UART_InitStruct.Databits = UART_DATABIT_8;
UART_InitStruct.Parity = UART_PARITY_NONE;
UART_InitStruct.Stopbits = UART_STOPBIT_1;


UART_Init((LPC_UART_TypeDef *)LPC_UART1, &UART_InitStruct);
UART_FIFOConfig((LPC_UART_TypeDef *)LPC_UART1, &UARTFIFOConfigStruct);
UART_IntConfig((LPC_UART_TypeDef *)LPC_UART1, UART_INTCFG_RBR, ENABLE);

NVIC_EnableIRQ(UART1_IRQn);
UART_TxCmd((LPC_UART_TypeDef *)LPC_UART1, ENABLE);

//-------------------------    UART3   -----------------------------------------------------------

CLKPWR_ConfigPPWR(CLKPWR_PCONP_PCUART3,ENABLE);
PinCfg.Portnum=4;
PinCfg.Pinnum=28;
PinCfg.Funcnum=3;
PinCfg.OpenDrain=0;
PinCfg.Pinmode=0;
PINSEL_ConfigPin(&PinCfg);//TXD3
PinCfg.Pinnum=29;
PINSEL_ConfigPin(&PinCfg);//RXD3

UART_InitStruct.Baud_rate=115200;
UART_InitStruct.Databits = UART_DATABIT_8;
UART_InitStruct.Parity = UART_PARITY_NONE;
UART_InitStruct.Stopbits = UART_STOPBIT_1;


UART_Init(LPC_UART3, &UART_InitStruct);
UART_FIFOConfig(LPC_UART3, &UARTFIFOConfigStruct);
UART_IntConfig(LPC_UART3, UART_INTCFG_RBR, ENABLE);


NVIC_EnableIRQ(UART3_IRQn);
UART_TxCmd(LPC_UART3, ENABLE);

//---------------------------------------------------------------------------------------------


while(1){
UARTPuts_(LPC_UART3,"HOMAYON");
UART_Send(LPC_UART3,"HOMAYON",7,BLOCKING);
len=strlen(Buffer0);
if(len>200){
C_buf(Buffer0);
}

}
}

Original Attachment has been moved to: RS485%20%5B1%5D.rar

[lpcware]

Content originally posted in LPCWare by R2D2 on Sun Jun 08 09:45:48 MST 2014
Did you scope P[4]28 already?

[lpcware]

Content originally posted in LPCWare by Homayon on Sun Jun 08 09:07:51 MST 2014
I've enabled PCONP register. The problem is not

[lpcware]

Content originally posted in LPCWare by R2D2 on Sun Jun 08 08:24:45 MST 2014

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Quote: Homayon
In your opinion, where is my problem?

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Usually PCONP:

http://www.lpcware.com/content/forum/using-uart3