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<li class="navelem"><a class="el" href="dir_14bc92f4b96c8519b376567118ac28b3.html">drivers</a></li><li class="navelem"><a class="el" href="dir_c585580e9a6a68982544bcbb911a2871.html">ATSHA204</a></li> </ul>
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<div class="title">ATSHA204.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef ATSHA204_H</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define ATSHA204_H</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#if !DOXYGEN</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <Arduino.h></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/* This is a scaled down variant of the ATSHA204 library, tweaked to meet the specific needs of the MySensors library. */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">/* Library return codes */</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define SHA204_SUCCESS ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#define SHA204_PARSE_ERROR ((uint8_t) 0xD2) </span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define SHA204_CMD_FAIL ((uint8_t) 0xD3) </span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#define SHA204_STATUS_CRC ((uint8_t) 0xD4) </span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#define SHA204_STATUS_UNKNOWN ((uint8_t) 0xD5) </span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define SHA204_FUNC_FAIL ((uint8_t) 0xE0) </span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#define SHA204_GEN_FAIL ((uint8_t) 0xE1) </span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#define SHA204_BAD_PARAM ((uint8_t) 0xE2) </span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#define SHA204_INVALID_ID ((uint8_t) 0xE3) </span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#define SHA204_INVALID_SIZE ((uint8_t) 0xE4) </span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#define SHA204_BAD_CRC ((uint8_t) 0xE5) </span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#define SHA204_RX_FAIL ((uint8_t) 0xE6) </span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define SHA204_RX_NO_RESPONSE ((uint8_t) 0xE7) </span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define SHA204_RESYNC_WITH_WAKEUP ((uint8_t) 0xE8) </span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define SHA204_COMM_FAIL ((uint8_t) 0xF0) </span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define SHA204_TIMEOUT ((uint8_t) 0xF1) </span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">/* bitbang_config.h */</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#define PORT_ACCESS_TIME (630) </span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#define START_PULSE_WIDTH (4340) </span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#define BIT_DELAY (4) </span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#define RX_TX_DELAY (15) </span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#define START_PULSE_TIME_OUT (255) </span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#define ZERO_PULSE_TIME_OUT (26) </span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/* swi_phys.h */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#define SWI_FUNCTION_RETCODE_SUCCESS ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#define SWI_FUNCTION_RETCODE_TIMEOUT ((uint8_t) 0xF1) </span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#define SWI_FUNCTION_RETCODE_RX_FAIL ((uint8_t) 0xF9) </span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/* sha204_physical.h */</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#define SHA204_RSP_SIZE_MIN ((uint8_t) 4) </span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#define SHA204_RSP_SIZE_MAX ((uint8_t) 35) </span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#define SHA204_BUFFER_POS_COUNT (0) </span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#define SHA204_BUFFER_POS_DATA (1) </span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#define SHA204_WAKEUP_PULSE_WIDTH (uint8_t) (6.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5) </span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#define SHA204_WAKEUP_DELAY (uint8_t) (3.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5) </span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">/* sha204_swi.c */</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#define SHA204_SWI_FLAG_CMD ((uint8_t) 0x77) </span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#define SHA204_SWI_FLAG_TX ((uint8_t) 0x88) </span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#define SHA204_SWI_FLAG_IDLE ((uint8_t) 0xBB) </span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define SHA204_SWI_FLAG_SLEEP ((uint8_t) 0xCC) </span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">/* sha204_comm_marshaling.h */</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// command op-code definitions</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#define SHA204_GENDIG ((uint8_t) 0x15) </span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#define SHA204_HMAC ((uint8_t) 0x11) </span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#define SHA204_NONCE ((uint8_t) 0x16) </span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#define SHA204_RANDOM ((uint8_t) 0x1B) </span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#define SHA204_READ ((uint8_t) 0x02) </span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#define SHA204_SHA ((uint8_t) 0x47) </span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#define SHA204_WRITE ((uint8_t) 0x12) </span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// packet size definitions</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#define SHA204_RSP_SIZE_VAL ((uint8_t) 7) </span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// definitions for command packet indexes common to all commands</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#define SHA204_COUNT_IDX ( 0) </span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#define SHA204_OPCODE_IDX ( 1) </span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#define SHA204_PARAM1_IDX ( 2) </span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#define SHA204_PARAM2_IDX ( 3) </span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#define SHA204_DATA_IDX ( 5) </span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment">// zone definitions</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#define SHA204_ZONE_CONFIG ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#define SHA204_ZONE_OTP ((uint8_t) 0x01) </span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#define SHA204_ZONE_DATA ((uint8_t) 0x02) </span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#define SHA204_ZONE_MASK ((uint8_t) 0x03) </span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#define SHA204_ZONE_COUNT_FLAG ((uint8_t) 0x80) </span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#define SHA204_ZONE_ACCESS_4 ((uint8_t) 4) </span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#define SHA204_ZONE_ACCESS_32 ((uint8_t) 32) </span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#define SHA204_ADDRESS_MASK_CONFIG ( 0x001F) </span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#define SHA204_ADDRESS_MASK_OTP ( 0x000F) </span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#define SHA204_ADDRESS_MASK ( 0x007F) </span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">// GenDig command definitions</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#define GENDIG_ZONE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#define GENDIG_KEYID_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#define GENDIG_DATA_IDX SHA204_DATA_IDX </span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#define GENDIG_COUNT SHA204_CMD_SIZE_MIN </span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#define GENDIG_COUNT_DATA (11) </span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#define GENDIG_OTHER_DATA_SIZE (4) </span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#define GENDIG_ZONE_CONFIG ((uint8_t) 0) </span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#define GENDIG_ZONE_OTP ((uint8_t) 1) </span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#define GENDIG_ZONE_DATA ((uint8_t) 2) </span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// HMAC command definitions</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#define HMAC_MODE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#define HMAC_KEYID_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#define HMAC_COUNT SHA204_CMD_SIZE_MIN </span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor">#define HMAC_MODE_MASK ((uint8_t) 0x74) </span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#define HMAC_MODE_SOURCE_FLAG_MATCH ((uint8_t) 0x04) </span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// Nonce command definitions</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#define NONCE_MODE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#define NONCE_PARAM2_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#define NONCE_INPUT_IDX SHA204_DATA_IDX </span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor">#define NONCE_COUNT_SHORT (27) </span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#define NONCE_COUNT_LONG (39) </span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="preprocessor">#define NONCE_MODE_MASK ((uint8_t) 3) </span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="preprocessor">#define NONCE_MODE_SEED_UPDATE ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#define NONCE_MODE_NO_SEED_UPDATE ((uint8_t) 0x01) </span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#define NONCE_MODE_INVALID ((uint8_t) 0x02) </span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#define NONCE_MODE_PASSTHROUGH ((uint8_t) 0x03) </span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#define NONCE_NUMIN_SIZE (20) </span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#define NONCE_NUMIN_SIZE_PASSTHROUGH (32) </span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// Random command definitions</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="preprocessor">#define RANDOM_MODE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="preprocessor">#define RANDOM_PARAM2_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor">#define RANDOM_COUNT SHA204_CMD_SIZE_MIN </span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#define RANDOM_SEED_UPDATE ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor">#define RANDOM_NO_SEED_UPDATE ((uint8_t) 0x01) </span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// Read command definitions</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#define READ_ZONE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#define READ_ADDR_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor">#define READ_COUNT SHA204_CMD_SIZE_MIN </span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor">#define READ_ZONE_MASK ((uint8_t) 0x83) </span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor">#define READ_ZONE_MODE_32_BYTES ((uint8_t) 0x80) </span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// SHA command definitions</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#define SHA_MODE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor">#define SHA_PARAM2_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor">#define SHA_COUNT_SHORT SHA204_CMD_SIZE_MIN </span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor">#define SHA_COUNT_LONG (71) </span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#define SHA_MSG_SIZE (64) </span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#define SHA_INIT ((uint8_t) 0x00) </span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#define SHA_CALC ((uint8_t) 0x01) </span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// Write command definitions</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor">#define WRITE_ZONE_IDX SHA204_PARAM1_IDX </span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor">#define WRITE_ADDR_IDX SHA204_PARAM2_IDX </span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#define WRITE_VALUE_IDX SHA204_DATA_IDX </span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">#define WRITE_MAC_VS_IDX ( 9) </span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#define WRITE_MAC_VL_IDX (37) </span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor">#define WRITE_COUNT_SHORT (11) </span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#define WRITE_COUNT_LONG (39) </span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#define WRITE_COUNT_SHORT_MAC (43) </span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#define WRITE_COUNT_LONG_MAC (71) </span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#define WRITE_MAC_SIZE (32) </span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#define WRITE_ZONE_MASK ((uint8_t) 0xC3) </span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#define WRITE_ZONE_WITH_MAC ((uint8_t) 0x40) </span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// Response size definitions</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor">#define GENDIG_RSP_SIZE SHA204_RSP_SIZE_MIN </span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#define HMAC_RSP_SIZE SHA204_RSP_SIZE_MAX </span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#define NONCE_RSP_SIZE_SHORT SHA204_RSP_SIZE_MIN </span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#define NONCE_RSP_SIZE_LONG SHA204_RSP_SIZE_MAX </span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#define RANDOM_RSP_SIZE SHA204_RSP_SIZE_MAX </span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor">#define READ_4_RSP_SIZE SHA204_RSP_SIZE_VAL </span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor">#define READ_32_RSP_SIZE SHA204_RSP_SIZE_MAX </span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#define SHA_RSP_SIZE_SHORT SHA204_RSP_SIZE_MIN </span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#define SHA_RSP_SIZE_LONG SHA204_RSP_SIZE_MAX </span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#define WRITE_RSP_SIZE SHA204_RSP_SIZE_MIN </span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// command timing definitions for minimum execution times (ms)</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#define GENDIG_DELAY ((uint8_t) (11.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor">#define HMAC_DELAY ((uint8_t) (27.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#define NONCE_DELAY ((uint8_t) (22.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor">#define RANDOM_DELAY ((uint8_t) (11.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#define READ_DELAY ((uint8_t) ( 0.4 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#define SHA_DELAY ((uint8_t) (11.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor">#define WRITE_DELAY ((uint8_t) ( 4.0 * CPU_CLOCK_DEVIATION_NEGATIVE - 0.5))</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// command timing definitions for maximum execution times (ms)</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#define GENDIG_EXEC_MAX ((uint8_t) (43.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor">#define HMAC_EXEC_MAX ((uint8_t) (69.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#define NONCE_EXEC_MAX ((uint8_t) (60.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#define RANDOM_EXEC_MAX ((uint8_t) (50.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#define READ_EXEC_MAX ((uint8_t) ( 4.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#define SHA_EXEC_MAX ((uint8_t) (22.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor">#define WRITE_EXEC_MAX ((uint8_t) (42.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5))</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment">/* from sha204_config.h */</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#define CPU_CLOCK_DEVIATION_POSITIVE (1.01)</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#define CPU_CLOCK_DEVIATION_NEGATIVE (0.99)</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#define SHA204_RETRY_COUNT (1)</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor">#define SWI_RECEIVE_TIME_OUT ((uint16_t) 163) </span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#define SWI_US_PER_BYTE ((uint16_t) 313) </span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#define SHA204_SYNC_TIMEOUT ((uint8_t) 85)</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor">#define SHA204_RESPONSE_TIMEOUT ((uint16_t) SWI_RECEIVE_TIME_OUT + SWI_US_PER_BYTE) </span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment">/* from sha204_comm.h */</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#define SHA204_COMMAND_EXEC_MAX ((uint8_t) (69.0 * CPU_CLOCK_DEVIATION_POSITIVE + 0.5)) </span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor">#define SHA204_CMD_SIZE_MIN ((uint8_t) 7) </span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#ifndef SHA204_CMD_SIZE_MAX</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="preprocessor">#define SHA204_CMD_SIZE_MAX ((uint8_t) SHA_COUNT_LONG) </span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="preprocessor">#define SHA204_CRC_SIZE ((uint8_t) 2) </span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor">#define SHA204_BUFFER_POS_STATUS (1) </span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor">#define SHA204_BUFFER_POS_DATA (1) </span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor">#define SHA204_STATUS_BYTE_WAKEUP ((uint8_t) 0x11) </span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor">#define SHA204_STATUS_BYTE_PARSE ((uint8_t) 0x03) </span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor">#define SHA204_STATUS_BYTE_EXEC ((uint8_t) 0x0F) </span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="preprocessor">#define SHA204_STATUS_BYTE_COMM ((uint8_t) 0xFF) </span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="preprocessor"></span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment">/* EEPROM Addresses */</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">/* Configuration Zone */</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor">#define ADDRESS_SN03 0 // SN[0:3] are bytes 0->3 of configuration zone</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="preprocessor">#define ADDRESS_RevNum 4 // bytes 4->7 of config zone are RevNum</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="preprocessor">#define ADDRESS_SN47 8 // SN[4:7] are bytes 8->11 of config zone</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="preprocessor">#define ADDRESS_SN8 12 // SN[8] is byte 12 of config zone, should be 0xEE</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor">#define ADDRESS_I2CEN 14 // I2C Enable, bit 0 represents I2C enable status</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="preprocessor">#define ADDRESS_I2CADD 16 // Defines I2C address of SHA204</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="preprocessor">#define ADDRESS_OTPMODE 18 // Sets the One-time-programmable mode</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#define ADDRESS_SELECTOR 19 // Controls writability of Selector</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor">#define SHA204_SERIAL_SZ 9 // The number of bytes the serial number consists of</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment">/* Low level HW access macros */</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment">/* function calls is not working, as it will have too much overhead */</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="preprocessor">#if !defined(ARDUINO_ARCH_AVR) // For everything else than AVR use pinMode / digitalWrite</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="preprocessor">#define SHA204_SET_OUTPUT() pinMode(device_pin, OUTPUT)</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="preprocessor">#define SHA204_SET_INPUT() pinMode(device_pin, INPUT)</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="preprocessor">#define SHA204_POUT_HIGH() digitalWrite(device_pin, HIGH)</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="preprocessor">#define SHA204_POUT_LOW() digitalWrite(device_pin, LOW)</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="preprocessor">#define SHA204_PIN_READ() digitalRead(device_pin)</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="preprocessor">#define SHA204_SET_INPUT() *device_port_DDR &= ~device_pin</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="preprocessor">#define SHA204_SET_OUTPUT() *device_port_DDR |= device_pin</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="preprocessor">#define SHA204_POUT_HIGH() *device_port_OUT |= device_pin</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="preprocessor">#define SHA204_POUT_LOW() *device_port_OUT &= ~device_pin</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="preprocessor">#define SHA204_PIN_READ() (*device_port_IN & device_pin)</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="keywordtype">void</span> atsha204_init(uint8_t pin);</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keywordtype">void</span> atsha204_idle(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keywordtype">void</span> atsha204_sleep(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> uint8_t atsha204_wakeup(uint8_t *response);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> uint8_t atsha204_execute(uint8_t op_code, uint8_t param1, uint16_t param2,</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  uint8_t datalen1, uint8_t *data1, uint8_t tx_size,</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  uint8_t *tx_buffer, uint8_t rx_size, uint8_t *rx_buffer);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> uint8_t atsha204_getSerialNumber(uint8_t *response);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> uint8_t atsha204_read(uint8_t *tx_buffer, uint8_t *rx_buffer, uint8_t zone, uint16_t address);</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="preprocessor">#endif</span></div>
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