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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_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 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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