Simplicity Studio Uart Example Here

// Interrupt handler for receiving data void USART0_RX_IRQHandler(void) if (USART_IntGet(UART_HANDLE) & USART_IF_RXDATAV) rx_byte = USART_Rx(UART_HANDLE); // Echo the character back USART_Tx(UART_HANDLE, rx_byte);

// Buffers char tx_buffer[64]; char rx_byte; simplicity studio uart example

// Simple string transmit function void uart_send_string(const char *str) while (*str) USART_Tx(UART_HANDLE, *str++); // Echo the character back USART_Tx(UART_HANDLE

// Initialize USART USART_InitAsync(UART_HANDLE, &init); // Buffers char tx_buffer[64]

#include "em_device.h" #include "em_chip.h" #include "em_cmu.h" #include "em_gpio.h" #include "em_usart.h" #include <string.h> // USART instance – change to your selected peripheral #define UART_HANDLE USART0 #define UART_CLOCK cmuClock_USART0

// Initialize UART uart_init();