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AVR Libc Development Pages | |||
| Main Page | User Manual | Library Reference | FAQ | Alphabetical Index | Example Projects |
00001 /* 00002 * ---------------------------------------------------------------------------- 00003 * "THE BEER-WARE LICENSE" (Revision 42): 00004 * <joerg@FreeBSD.ORG> wrote this file. As long as you retain this notice you 00005 * can do whatever you want with this stuff. If we meet some day, and you think 00006 * this stuff is worth it, you can buy me a beer in return. Joerg Wunsch 00007 * ---------------------------------------------------------------------------- 00008 * 00009 * Stdio demo, UART declarations 00010 * 00011 * $Id: uart.h 1008 2005-12-28 21:38:59Z joerg_wunsch $ 00012 */ 00013 00014 /* 00015 * Perform UART startup initialization. 00016 */ 00017 void uart_init(void); 00018 00019 /* 00020 * Send one character to the UART. 00021 */ 00022 int uart_putchar(char c, FILE *stream); 00023 00024 /* 00025 * Size of internal line buffer used by uart_getchar(). 00026 */ 00027 #define RX_BUFSIZE 80 00028 00029 /* 00030 * Receive one character from the UART. The actual reception is 00031 * line-buffered, and one character is returned from the buffer at 00032 * each invokation. 00033 */ 00034 int uart_getchar(FILE *stream);