Problem with UART communication using PIC32MX220F032B

// PIC32MX220F032B Configuration Bit Settings


// PIC32MX220F032B Configuration Bit Settings
#include <p32xxxx.h>
// DEVCFG3// USERID = No Setting
#pragma config PMDL1WAY = ON            // Peripheral Module Disable Configuration (Allow only one reconfiguration)
#pragma config IOL1WAY = ON            // Peripheral Pin Select Configuration (Allow multiple reconfigurations)
#pragma config FUSBIDIO = ON            // USB USID Selection (Controlled by the USB Module)
#pragma config FVBUSONIO = ON           // USB VBUS ON Selection (Controlled by USB Module)
// DEVCFG2
#pragma config FPLLIDIV = DIV_1         // PLL Input Divider (1x Divider)
#pragma config FPLLMUL = MUL_16         // PLL Multiplier (16x Multiplier)
#pragma config UPLLIDIV = DIV_12        // USB PLL Input Divider (12x Divider)
#pragma config UPLLEN = OFF             // USB PLL Enable (Disabled and Bypassed)
#pragma config FPLLODIV = DIV_16        // System PLL Output Clock Divider (PLL Divide by 16)
// DEVCFG1
#pragma config FNOSC = FRCDIV           // Oscillator Selection Bits (Fast RC Osc w/Div-by-N (FRCDIV))
#pragma config FSOSCEN = OFF            // Secondary Oscillator Enable (Disabled)
#pragma config IESO = ON                // Internal/External Switch Over (Enabled)
#pragma config POSCMOD = HS             // Primary Oscillator Configuration (HS osc mode)
#pragma config OSCIOFNC = OFF           // CLKO Output Signal Active on the OSCO Pin (Disabled)
#pragma config FPBDIV = DIV_4           // Peripheral Clock Divisor (Pb_Clk is Sys_Clk/4)
#pragma config FCKSM = CSDCMD           // Clock Switching and Monitor Selection (Clock Switch Disable, FSCM Disabled)
#pragma config WDTPS = PS1048576        // Watchdog Timer Postscaler (1:1048576)
#pragma config WINDIS = OFF             // Watchdog Timer Window Enable (Watchdog Timer is in Non-Window Mode)
#pragma config FWDTEN = OFF             // Watchdog Timer Enable (WDT Disabled (SWDTEN Bit Controls))
#pragma config FWDTWINSZ = WISZ_25      // Watchdog Timer Window Size (Window Size is 25%)
// DEVCFG0
#pragma config JTAGEN = OFF             // JTAG Enable (JTAG Disabled)
#pragma config ICESEL = ICS_PGx1        // ICE/ICD Comm Channel Select (Communicate on PGEC1/PGED1)
#pragma config PWP = OFF                // Program Flash Write Protect (Disable)
#pragma config BWP = OFF                // Boot Flash Write Protect bit (Protection Disabled)
#pragma config CP = OFF                 // Code Protect (Protection Disabled)



#define PPSUnLock() {SYSKEY=0x0;SYSKEY=0xAA996655;SYSKEY=0x556699AA;CFGCONbits.IOLOCK=0;}
#define PPSLock() {SYSKEY=0x0;SYSKEY=0xAA996655;SYSKEY=0x556699AA;CFGCONbits.IOLOCK=1;}
void main()
{   
unsigned int i;   
unsigned int j=0x000001;   
ANSELB=0;   
PPSUnLock();   
CFGCONbits.IOLOCK=0;   
TRISBbits.TRISB3=0;   
RPB3Rbits.RPB3R=1;   
TRISBbits.TRISB2=1;   
U1RXRbits.U1RXR=4;   
PPSLock();       
U1MODEbits.UEN=0;   
U1MODEbits.ON=1;   
U1MODEbits.SIDL=0;   
U1MODEbits.IREN=0;   
U1MODEbits.WAKE=0;   
U1MODEbits.LPBACK=0;   
U1MODEbits.ABAUD=0;   
U1MODEbits.BRGH=1;   
U1MODEbits.PDSEL=0;   
U1MODEbits.STSEL=0;   
U1MODEbits.RXINV=0;   
U1STAbits.URXISEL=0;   
U1STAbits.UTXISEL=0;   
U1STAbits.URXEN=1;   
U1STAbits.UTXBRK=0;   
U1STAbits.UTXEN=1;   
U1STAbits.UTXBF=0;   
U1STAbits.TRMT=0;   
U1STAbits.ADDEN=0;   
U1STAbits.UTXINV=0;       
U1BRG=10;
    while(1)   
{       
while (U1STAbits.UTXBF);  // wait until transmit buffer empty       
U1TXREG=j;       
j=j+1;       
for(i=0;i<32750;i++);                       //Provide a random delay       
for(i=0;i<32750;i++);       
for(i=0;i<32750;i++);       
for(i=0;i<32750;i++);       
for(i=0;i<32750;i++);       
for(i=0;i<32750;i++);



    }

    }