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- /* 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.
- */
-
- #include <avr/io.h>
- #include <avr/pgmspace.h>
- #include "print.h"
- #include "sendchar.h"
-
-
- bool print_enable = false;
-
- void print_S(const char *s)
- {
- if (!print_enable) return;
- char c;
-
- while (1) {
- c = *s++;
- if (!c) break;
- if (c == '\n') sendchar('\r');
- sendchar(c);
- }
- }
-
- void print_P(const char *s)
- {
- if (!print_enable) return;
- char c;
-
- while (1) {
- c = pgm_read_byte(s++);
- if (!c) break;
- if (c == '\n') sendchar('\r');
- sendchar(c);
- }
- }
-
- void phex1(unsigned char c)
- {
- if (!print_enable) return;
- sendchar(c + ((c < 10) ? '0' : 'A' - 10));
- }
-
- void phex(unsigned char c)
- {
- if (!print_enable) return;
- phex1(c >> 4);
- phex1(c & 15);
- }
-
- void phex16(unsigned int i)
- {
- if (!print_enable) return;
- phex(i >> 8);
- phex(i);
- }
-
- void pdec(uint8_t i)
- {
- if (!print_enable) return;
- if (i/100) sendchar('0' + (i/100));
- if (i/100 || i%100/10) sendchar('0' + (i%100/10));
- sendchar('0' + (i%10));
- }
-
-
- void pbin(unsigned char c)
- {
- if (!print_enable) return;
- for (int i = 7; i >= 0; i--) {
- sendchar((c & (1<<i)) ? '1' : '0');
- }
- }
-
- void pbin_reverse(unsigned char c)
- {
- if (!print_enable) return;
- for (int i = 0; i < 8; i++) {
- sendchar((c & (1<<i)) ? '1' : '0');
- }
- }
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