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DodgyEngineering

Notes

May 10th, 2018
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  1.  
  2.  
  3. f 69.3
  4. c 20.8
  5.  
  6. HEX Dec
  7. 4C 12 BA 18 0D 1227288
  8. 4C 12 5E 18 0D 1203736
  9. 53 00 00 53 0D 83
  10. 66 12 7B F3 0D 1211379
  11. 53 00 00 53 0D 83
  12. 66 12 7B F3 0D 1211379
  13.  
  14.  
  15. f 93.2
  16. c 34
  17.  
  18. 4C 13 32 91 0D 1258129
  19. 4C 13 32 91 0D 1258129
  20. 53 00 00 53 0D 83
  21. 4C 13 32 91 0D 1258129
  22. 4C 13 32 91 0D 1258129
  23. 66 12 7F F7 0D 1212407
  24.  
  25. f 20.8
  26. c -6.2
  27.  
  28. 53 00 00 53 0D 83
  29. 4C 10 B4 10 0D 1094672
  30. 66 12 80 F8 0D 1212664
  31. 4C 10 B1 0D 0D 1093901 * 4273
  32. 4C 10 B1 0D 0D 1093901 * 4273
  33. 53 00 00 53 0D 83
  34. 4C 10 AF 0B 0D 1093387
  35. 4C 10 B1 0D 0D 1093901 * 4273
  36. 66 12 80 F8 0D 1212664
  37. 4C 10 AF 0B 0D 1093387
  38.  
  39.  
  40.  
  41. c 52.8
  42.  
  43. 4C 15 FD 5E 0D 1441118
  44. 66 12 71 E9 0D 1208809
  45. 53 00 00 53 0D 83
  46.  
  47. c 90
  48.  
  49. 4C 16 82 14 0D
  50. 66 12 72 EA 0D
  51. 53 00 00 53 0D
  52.  
  53. c 29.2
  54.  
  55. 4C 12 5E 43 0D
  56. 66 12 74 EC 0D
  57. 53 00 00 53 0D
  58.  
  59.  
  60. 53 !!!??? cal coef ???!!! , Shows up when powered on, Empty field, Error message?, Out of range?
  61.  
  62. 66 !!Raw ADC?!! Only shows up when triggered, - AMBIANT THERMOMETER, This value changes dependent on the tempature of the board it self
  63.  
  64. 4C Calabrated ADC? Shows up when powered on - Real recording
  65.  
  66. ======
  67. 4C 12 BA 18 0D
  68.  
  69. 12 BA 18 1227288
  70.  
  71. 12 BA 4794
  72.  
  73. BA 18 47640
  74.  
  75. 12 18
  76.  
  77. BA 186
  78.  
  79. 18 24
  80. ======
  81.  
  82. 66 12 7B F3 0D
  83.  
  84. 12 7B F3 1211379
  85.  
  86. 12 7B 4731
  87.  
  88. 7B F3 31731
  89.  
  90. 12 18
  91.  
  92. 7B 123
  93.  
  94. F3 243
  95.  
  96.  
  97. 66 1211379
  98. 4C 1227288
  99. Del 13909
  100.  
  101. 66NPoA 4731
  102. 4CNPoA 4794
  103. Del 63 (related to 53?)
  104.  
  105. 66NPA 31731
  106. 4CNPA 47640
  107. Del 15909
  108.  
  109.  
  110. ====NPoA====
  111.  
  112. 20.8c
  113.  
  114. 4C 12 BA 18 0D 4794
  115.  
  116. 66 12 7B F3 0D 4731
  117.  
  118. Del 63
  119.  
  120. --
  121. 34c
  122.  
  123. 4C 13 32 91 0D 4914
  124.  
  125. 66 12 7F F7 0D 4735
  126.  
  127. Del 179
  128.  
  129. --
  130. -6.2c
  131.  
  132. 4C 10 B1 0D 0D 4273
  133.  
  134. 66 12 80 F8 0D 4736
  135.  
  136. Del 463
  137.  
  138. --
  139. 52.8c
  140.  
  141. 4C 15 FD 5E 0D 5629
  142.  
  143. 66 12 71 E9 0D 4721
  144.  
  145. Del 908
  146.  
  147.  
  148.  
  149. ADC Values
  150. 8 bit - 256
  151. 10 bit - 1024
  152. 12 bit - 2096
  153. 14 bit - 16384
  154. 16 bit - 65536
  155. 18 bit - 262144
  156. 20 bit - 1048576
  157. 24 bit - 167772160
  158.  
  159. Apparently intagration?
  160.  
  161. 4C A B C 0D
  162.  
  163. 4C - Apparently Temp Measurment Preamble
  164.  
  165. A B - Hex of temp value
  166.  
  167. C - Addition Checksum
  168.  
  169. 0D Postamble
  170.  
  171.  
  172. c 29.2
  173.  
  174. 4C 12 5E 43 0D
  175. 66 12 74 EC 0D
  176. 53 00 00 53 0D
  177.  
  178. 12 5E
  179.  
  180. 125E = 4702
  181.  
  182.  
  183. 12+5E = 70
  184. 4C+12+5E = 43
  185.  
  186. 16 bit? - Most sence, eeprom, size of byte
  187.  
  188. 4702/16 = 293.875
  189.  
  190. 293.875 - 273.4995 = 20.37????
  191.  
  192. !!293.875/10 = 29.3875??!!
  193.  
  194. ^apparent outlier^
  195.  
  196. -6.2 c
  197. 4C 10 B1 0D 0D
  198.  
  199. hex 10 B1 = 4273 / 16 = 267.0625
  200. 267.0625 + 6.4 = 273.4995
  201.  
  202.  
  203. 26.6c
  204.  
  205. 4C 12 BC 1A 0D
  206.  
  207. 4796 / 16 = 299.75 - 273.4995
  208. 26.2505
  209.  
  210. 299.75 - 26.6 = 273.15
  211.  
  212. 19.5c
  213.  
  214. 4C 12 4A A8 0D
  215.  
  216. 4682 / 16 = 292.625
  217. 292.625 - 19.5 = 273.125
  218.  
  219. 33.3c
  220.  
  221. 4C 13 27 86 0D
  222.  
  223. 4903 / 16
  224.  
  225. 306.4375 - 33.3 = 273.1375
  226.  
  227.  
  228. 3.9c
  229.  
  230. 4C 11 51 AE 0D
  231.  
  232. 4433 / 16 = 277.0625
  233.  
  234. 277.0625 - 3.9 = 273.1625
  235.  
  236.  
  237.  
  238. 273.1625 + 273.1375 + 273.125 + 273.15 / 4 = 273.14375
  239.  
  240. 4C 13 27 86 0D
  241. ^ ^ ^ ^ ^
  242. A B C D E
  243.  
  244. (HexToDec(BC)/16)-273.14375 = *C
  245.  
  246. A + B + C = D Checksum
  247.  
  248. A if = 4C = Temp
  249.  
  250. D = 0D End
  251.  
  252.  
  253.  
  254. =========
  255.  
  256. 19.8c
  257.  
  258. 66 12 83 F8 0D
  259. 4739/16 = 296.1875 - 273.14375 = 23.04375
  260.  
  261. 33.7c
  262.  
  263. 66 12 82 FA 0D
  264. 4738/16 = 296.125 - 273.14375 = 22.98125
  265.  
  266. 8.3c
  267.  
  268. 66 12 82 FA 0D
  269. 4738/16 = 296.125 - 273.14375 = 22.98125
  270.  
  271. 4C 13 27 86 0D
  272. ^ ^ ^ ^ ^
  273. A B C D E
  274.  
  275. (HexToDec(BC)/16)-273.14375 = *C Ambiant
  276.  
  277. A + B + C = D Checksum
  278.  
  279. A if = 66 = Ambiant Temp
  280.  
  281. D = 0D End
  282.  
  283.  
  284. One chip 16 bit 93LC66B 4K microwire (i2c) eeprom
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