ms8226 picture
ms8226 lcd

ms8226.pdf (Mastech official document)
Mastech MS8226 serial protocol

2400 8n1
14 Bytes , watch out for serial IR receiver sending junk 15byte strings

First four bits of each byte are position in message , from 1-14
Last four bits are data , each bit represents one element on LCD


    4     3     2     1     __a_
   __    __    __    __    |    |
  |  |  |  |  |  |  |  |   f    b
  |__|  |__|  |__|  |__|   |_g__|
  |  |  |  |  |  |  |  |   |    |
  |__|. |__|. |__|. |__|   e    c
      P3    P2    P1       |__d_|

Digits
0          10           20           30         40        50   |
01234 5678901 2 3456789 0 1234567 8 9012345 67890123456789012345
00110 1111101 0 0011111 0 0100111 1 1111111 00000000000000000100 034.8
00110 1111101 0 1011011 0 0111110 1 0011111 00000000000000000100 025.3
00110 1111101 0 1011011 0 0100111 1 0011111 00000000000000000100 024.3
00110 1111101 0 1011011 0 0000101 1 0111111 00000000000000000100 021.9
00110 1111101 0 1011011 0 0000101 1 0010101 00000000000000000100 021.7
00110 1111101 0 1011011 0 0000101 1 1111110 00000000000000000100 021.6
||||| 4444444 P 3333333 P 2222222 P 1111111 ||||||||||||||||||||
      efadcgb 3 efadcgb 2 efadcgb 1 efadcgb    d i s p l a y

Display
0         10        20        30        40        50   |
01234567890123456789012345678901234567890123456789012345
00110111110100000101111111010000010101000000100000001000 nF
00110101101110000101000001010101101110000000100000001000 uF
01110111110111111101011111010111110100000000000010001000 A
01110111110101111101111111010111110100001000000010001000 mA
01110111110101111101011111011111110110000000000010001000 uA
00110111110101011011001111101101101100000000000000000100 C
00010000010100000101001111111111111100000000000000101000 Hz
00010111110101111101011111101001111100000100000000001000 %
00010000000001111101011010001000000000000000010000001000 Ohm
00010000000011111101011010000000000000100000010000001000 KOhm
00010000000011111101011010000000000000000010010000001000 MOhm
00010000000011111101011010000000000000010000000001001000 Diode
00010000000001111101011010001000000000000001010000001000 Beep
01011111110100000101000001011011111000001000000001001000 mV
01111111110111111101011111010111110100000000000001001000 V
01110111110111111101011111010111110100000000000101001000 Hold
01011111110111111101011111010111110100000000001001001000 Rel
ADAR-|||||||||||||||||||||||||||||||unKDm%MBFORHAVHXXCXX
CCUS         d  i  g  i  t  s          i   e hEo  z
  T2                                   o   e mLl
  O3                                   d   p   d
   2                                   e

51 is probably low battery
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