From ac3134ffeb3a2fb998e628e97a06b413fba8ee48 Mon Sep 17 00:00:00 2001 From: tmk Date: Tue, 10 Aug 2010 13:34:06 +0900 Subject: add initial files from teensy's usb_keyboard_debug. --- print.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 print.c (limited to 'print.c') diff --git a/print.c b/print.c new file mode 100644 index 0000000000..e6aa1fe52b --- /dev/null +++ b/print.c @@ -0,0 +1,62 @@ +/* Very basic print functions, intended to be used with usb_debug_only.c + * http://www.pjrc.com/teensy/ + * Copyright (c) 2008 PJRC.COM, LLC + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +// Version 1.0: Initial Release + +#include +#include + +#include "print.h" + +void print_P(const char *s) +{ + char c; + + while (1) { + c = pgm_read_byte(s++); + if (!c) break; + if (c == '\n') usb_debug_putchar('\r'); + usb_debug_putchar(c); + } +} + +void phex1(unsigned char c) +{ + usb_debug_putchar(c + ((c < 10) ? '0' : 'A' - 10)); +} + +void phex(unsigned char c) +{ + phex1(c >> 4); + phex1(c & 15); +} + +void phex16(unsigned int i) +{ + phex(i >> 8); + phex(i); +} + + + + -- cgit v1.2.3