improve comments
This commit is contained in:
parent
74819c86a2
commit
411c1aed0b
12
lib/uart.c
12
lib/uart.c
|
@ -14,13 +14,13 @@
|
|||
*/
|
||||
/* This library handles the USART configuration */
|
||||
|
||||
#include <stdint.h> /* Standard Integer Types */
|
||||
#include <stdio.h> /* Standard IO facilities */
|
||||
#include <stdlib.h> /* General utilities */
|
||||
#include <avr/io.h> /* AVR device-specific IO definitions */
|
||||
#include <stdint.h> // Standard Integer Types
|
||||
#include <stdio.h> // Standard IO facilities
|
||||
#include <stdlib.h> // General utilities
|
||||
#include <avr/io.h> // AVR device-specific IO definitions
|
||||
|
||||
#include "uart.h" /* UART header */
|
||||
#include <util/setbaud.h> /* Helper macros for baud rate calculations */
|
||||
#include "uart.h" // UART header
|
||||
#include <util/setbaud.h> // Helper macros for baud rate calculations
|
||||
|
||||
/* assign input and output streams */
|
||||
FILE uart_output = FDEV_SETUP_STREAM((int (*)(char, struct __file *)) uart_putchar, NULL, _FDEV_SETUP_WRITE);
|
||||
|
|
|
@ -16,7 +16,7 @@
|
|||
|
||||
/* set tolerance to 3% to allow 115200 baudrate with 16 MHz clock, else use 9600 for default <2% */
|
||||
#define BAUD_TOL 3
|
||||
/* serial baudrate, in bits per second (with 8N1 8 bits, not parity bit, 1 stop bit settings) */
|
||||
/* serial baudrate, in bits per second (with 8N1 8 bits, no parity bit, 1 stop bit settings) */
|
||||
#define BAUD 115200
|
||||
|
||||
/* input & output streams */
|
||||
|
|
Loading…
Reference in New Issue