Add UART1 READ AND WRITE function

main.c

@@ -38,6 +38,20 @@ void GPIO_PORT_B_init(void)
     UART1_CTL_R |= 0x301;                     // ENABLE UART1, RX AND TX
 }
 
+void UART1_WRITE(char data)                   // UART1 WRITE DATA
+{
+    while (UART1_FR_R & 0x20);                // WAIT UNTIL TX FIFO IS NOT FULL
+    UART1_DR_R = data;                        // WRITE DATA TO UART DATA REGISTER
+}
+
+char UART1_READ(void)                         // UART1 READ DATA
+{
+    while (UART1_FR_R & 0x10);                // WAIT UNTIL RX FIFO IS NOT EMPTY
+    return (char)UART1_DR_R;                  // RETURN RECEIVED DATA
+}
+
+
+
 int main(void)                                            // MAIN FUNCTION
 {
     GPIO_PORT_F_init();                                   // GPIO PORT F INITIALISATION FUNCTION