tmk_core/protocol/usb_hid/USB_Host_Shield_2.0/printhex.h

   1 /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
   2
   3 This software may be distributed and modified under the terms of the GNU
   4 General Public License version 2 (GPL2) as published by the Free Software
   5 Foundation and appearing in the file GPL2.TXT included in the packaging of
   6 this file. Please note that GPL2 Section 2[b] requires that all works based
   7 on this software must also be made publicly available under the terms of
   8 the GPL2 ("Copyleft").
   9
  10 Contact information
  11 -------------------
  12
  13 Circuits At Home, LTD
  14 Web      :  http://www.circuitsathome.com
  15 e-mail   :  support@circuitsathome.com
  16  */
  17
  18 #if !defined(_usb_h_) || defined(__PRINTHEX_H__)
  19 #error "Never include printhex.h directly; include Usb.h instead"
  20 #else
  21 #define __PRINTHEX_H__
  22
  23 void E_Notifyc(char c, int lvl);
  24
  25 template <class T>
  26 void PrintHex(T val, int lvl) {
  27         int num_nibbles = sizeof (T) * 2;
  28
  29         do {
  30                 char v = 48 + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
  31                 if(v > 57) v += 7;
  32                 E_Notifyc(v, lvl);
  33         } while(--num_nibbles);
  34 }
  35
  36 template <class T>
  37 void PrintBin(T val, int lvl) {
  38         for(T mask = (((T)1) << ((sizeof (T) << 3) - 1)); mask; mask >>= 1)
  39                 if(val & mask)
  40                         E_Notifyc('1', lvl);
  41                 else
  42                         E_Notifyc('0', lvl);
  43 }
  44
  45 template <class T>
  46 void SerialPrintHex(T val) {
  47         int num_nibbles = sizeof (T) * 2;
  48
  49         do {
  50                 char v = 48 + (((val >> (num_nibbles - 1) * 4)) & 0x0f);
  51                 if(v > 57) v += 7;
  52                 USB_HOST_SERIAL.print(v);
  53         } while(--num_nibbles);
  54 }
  55
  56 template <class T>
  57 void PrintHex2(Print *prn, T val) {
  58         T mask = (((T)1) << (((sizeof (T) << 1) - 1) << 2));
  59
  60         while(mask > 1) {
  61                 if(val < mask)
  62                         prn->print("0");
  63
  64                 mask >>= 4;
  65         }
  66         prn->print((T)val, HEX);
  67 }
  68
  69 template <class T> void D_PrintHex(T val, int lvl) {
  70 #ifdef DEBUG_USB_HOST
  71         PrintHex<T > (val, lvl);
  72 #endif
  73 }
  74
  75 template <class T>
  76 void D_PrintBin(T val, int lvl) {
  77 #ifdef DEBUG_USB_HOST
  78         PrintBin<T > (val, lvl);
  79 #endif
  80 }
  81
  82
  83
  84 #endif // __PRINTHEX_H__