src/main.c
/**> function write to UART. */
> function write to UART.
> function write to UART .
void timer_cb(void *arg)
{
    if(mgos_uart_write_avail(uart_no)) {
        mgos_uart_write(uart_no, "Hello World\n", 12);
    }
    (void)arg;
}
void timer_cb ( void * arg ) { if ( mgos_uart_write_avail ( uart_no ) ) { mgos_uart_write ( uart_no , " \n " , 12 ) ; } ( void ) arg ; }
> function write to UART.
> function write to UART .
// Repeating code goes here.