Messages » History » Version 91
Alessio Valeri, 08/02/2025 12:00 PM
| 1 | 1 | Alessio Valeri | # Messages |
|---|---|---|---|
| 2 | 70 | Alessio Valeri | |
| 3 | Observing the traffic on the bus we can see there are different units. These are the address found on the 12 bus : |
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| 4 | 21 | Alessio Valeri | |
| 5 | 71 | Alessio Valeri | |ADDRESS|UNIT | |
| 6 | |--|--| |
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| 7 | 72 | Alessio Valeri | | 41 | Hi-Mit remote controller | |
| 8 | 71 | Alessio Valeri | | 146 | | |
| 9 | | 242| | |
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| 10 | | 243 | | |
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| 11 | | 34| | |
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| 12 | | 35 | | |
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| 13 | | 47| | |
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| 14 | | 50 | | |
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| 15 | 72 | Alessio Valeri | | 63 | | |
| 16 | 37 | Alessio Valeri | |
| 17 | 18 | Alessio Valeri | |
| 18 | 51 | Alessio Valeri | # REQUESTS / REPLIES ANALYSIS |
| 19 | 52 | Alessio Valeri | Here I try to report any communication pattern I can find : |
| 20 | 1 | Alessio Valeri | |
| 21 | 67 | Alessio Valeri | ## 41 - 146 interaction |
| 22 | Messages exchanged between Hi-mit interface and outdoor unit |
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| 23 | WIP |
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| 24 | |||
| 25 | 52 | Alessio Valeri | ## 47 - 242 interaction |
| 26 | 60 | Alessio Valeri | <span style="color:darkorange">|47|0|10|202|160|1|1|108|0|12|</span> |
| 27 | 52 | Alessio Valeri | <span style="color:green">ACK from 242</span> |
| 28 | |242|0|48|1|1|1|1|108|62|0|31|129|129|27|0|0|0|0|0|0|0|22|0|0|0|0|0|0|0|20|60|50|7|24|25|129|129|0|100|3|0|0|8|0|4|0|0|7| |
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| 29 | <span style="color:green">ACK from 47</span> |
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| 30 | |||
| 31 | 53 | Alessio Valeri | ## 50 - 35 interaction |
| 32 | |||
| 33 | 57 | Alessio Valeri | <span style="color:darkorange">|50|0|9|1|1|1|0|240|248|</span> |
| 34 | 1 | Alessio Valeri | <span style="color:green">ACK from 35</span> |
| 35 | 59 | Alessio Valeri | |35|0|36|1|0|1|1|255|0|40|32|0|0|0|2|0|3|34|128|31|0|31|128|18|170|0|0|0|41|41|1|3|241|208|0|106| |
| 36 | 54 | Alessio Valeri | <span style="color:green">ACK from 50</span> |
| 37 | 57 | Alessio Valeri | <span style="color: darkorange">|50|0|28|1|1|1|0|255|24|32|0|7|24|33|129|34|30|30|0|0|25|0|62|0|6|0|2|100|</span> |
| 38 | 54 | Alessio Valeri | <span style="color:green">ACK from 35</span> |
| 39 | 59 | Alessio Valeri | |35|0|14|1|0|1|1|254|16|32|16|32|0|241| |
| 40 | 54 | Alessio Valeri | <span style="color:green">ACK from 50</span> |
| 41 | 57 | Alessio Valeri | <span style="color: darkorange">|50|0|32|1|1|1|0|159|31|129|129|20|60|0|7|129|31|26|100|3|0|0|0|0|0|0|0|0|0|2|0|111|</span> |
| 42 | 53 | Alessio Valeri | <span style="color:green">ACK from 35</span> |
| 43 | |||
| 44 | 1 | Alessio Valeri | ## 63 - 243 interaction |
| 45 | 52 | Alessio Valeri | |
| 46 | 61 | Alessio Valeri | <span style="color:darkorange">|63|1|9|202|160|1|0|0|99|</span> |
| 47 | 50 | Alessio Valeri | <span style="color:green">ACK from 243</span> |
| 48 | 45 | Alessio Valeri | |243|1|48|1|0|0|255|192|6|0|0|2|0|0|0|0|0|0|0|0|0|66|34|18|178|0|0|60|20|31|0|9|31|0|145|0|0|0|0|33|0|24|0|30|0|0|0|92| |
| 49 | 61 | Alessio Valeri | <span style="color:darkorange">|63|1|9|202|160|1|0|1|98|</span> |
| 50 | 50 | Alessio Valeri | <span style="color:green">ACK from 243</span> |
| 51 | 45 | Alessio Valeri | |243|1|48|1|0|0|255|193|6|0|0|0|0|26|0|0|0|0|7|0|0|0|129|0|0|0|31|0|0|100|31|0|0|0|0|3|129|0|0|0|0|0|129|0|0|0|0|243| |
| 52 | 1 | Alessio Valeri | |
| 53 | 65 | Alessio Valeri | ## AUTODISCOVERY ?? |
| 54 | 73 | Alessio Valeri | From time to time these messages appears on the bus, they are not always grouped together and they are not acknowledged, maybe they are used to report their presence ? |
| 55 | 65 | Alessio Valeri | |
| 56 | 85 | Alessio Valeri | |
| 57 | 90 | Alessio Valeri | |35|0|10|1|0|1|255|15|20|238| <- UPDATE: VALUE 15 & 20 CHANGE OVER TIME, ARE THEY TEMPERATURE ? |
| 58 | 65 | Alessio Valeri | |50|0|9|1|1|1|255|241|6| |
| 59 | 1 | Alessio Valeri | |41|0|9|202|160|255|255|241|146| |
| 60 | 86 | Alessio Valeri | |
| 61 | |35|0|28|1|0|1|255|242|3|34|128|31|0|31|128|18|170|0|0|0|41|41|1|3|241|208|0|171| -> This is a status update but it seems no one requests or acknowledge |
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| 62 | 45 | Alessio Valeri | |
| 63 | 62 | Alessio Valeri | ## ALL MESSAGES |
| 64 | 75 | Alessio Valeri | Here are reported all the messages captured : |
| 65 | 45 | Alessio Valeri | |
| 66 | 11 | Alessio Valeri | ### ADDRESS 41 ( HI-MIT INTERFACE ) |
| 67 | 91 | Alessio Valeri | |SRC | CTRL |LEN | | | | | |CRC | |
| 68 | |--|--|--|--|--|--|--|--|--| |
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| 69 | 1 | Alessio Valeri | |41|0|9|202|160|255|255|241|146| |
| 70 | |41|0|9|202|160|1|1|97|2| |
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| 71 | 2 | Alessio Valeri | |
| 72 | 91 | Alessio Valeri | |SRC | CTRL | LEN | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CRC | |
| 73 | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
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| 74 | 4 | Alessio Valeri | |41|0|48|202|160|1|1|107|62|31|8|255|11|12|45|24|0|0|26|28|28|28|28|28|28|28|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|211| |
| 75 | 1 | Alessio Valeri | |41|0|48|202|160|1|1|107|62|0|8|0|11|12|45|24|0|0|26|28|28|28|28|28|28|28|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|51| |
| 76 | 5 | Alessio Valeri | |
| 77 | 20 | Alessio Valeri | ### ADDRESS 146 ( PCB1 BOARD ? ) |
| 78 | 33 | Alessio Valeri | Messages coming from 146 seems to be associated with the master controller status |
| 79 | |||
| 80 | 12 | Alessio Valeri | |146|0|12|1|1|1|0| **99** |62| **3** | **9** |90| <- VIENE INVIATO QUANDO IL MASTER CONTROLLER CAMBIA LA TEMPERATURA ACQUA CICLO 1 - 9°C |
| 81 | |146|0|12|1|1|1|0| **99** |62| **3** | **11** |88| <- VIENE INVIATO QUANDO IL MASTER CONTROLLER CAMBIA LA TEMPERATURA ACQUA CICLO 1 - 11°C |
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| 82 | |146|0|12|1|1|1|0| **99** |62| **4** | **17** |69| <- VIENE INVIATO QUANDO IL MASTER CONTROLLER CAMBIA LA TEMPERATURA ACQUA CICLO 2 - 17°C |
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| 83 | |146|0|12|1|1|1|0| **99** |62| **10** | **22** |76| <- VIENE INVIATO QUANDO IL MASTER CONTROLLER CAMBIA LA TEMPERATURA CICLO 1 AMB1 - 22°C |
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| 84 | 10 | Alessio Valeri | |
| 85 | 13 | Alessio Valeri | I messaggi con intestazione |146|0|12|1|1|1|0| **99** |62| sembrano essere generati quando vengono effettuate modifiche sul master controller interno. Il primo byte successivo sembra indicare l'id del parametro modificato ed il byte successivo contiene il valore modificato. |
| 86 | |||
| 87 | 14 | Alessio Valeri | **Inviato quando seleziono la modalità HEAT** |
| 88 | 16 | Alessio Valeri | |146|0|30|1|1|1|0|99|62|1| **64** |3|20|4|20|11|22|12|22|13|22|14|22|15|22|16|22|17|22|24| |
| 89 | 14 | Alessio Valeri | |146|0|12|1|1|1|0|99|62|22|128|198| |
| 90 | |||
| 91 | **Inviato quando seleziono la modalità COLD** |
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| 92 | 16 | Alessio Valeri | |146|0|30|1|1|1|0|99|62|1| **8** |3|13|4|16|11|28|12|28|13|28|14|28|15|28|16|28|17|28|71| |
| 93 | 14 | Alessio Valeri | |146|0|12|1|1|1|0|99|62|22|160|230| |
| 94 | |||
| 95 | **Inviato quando seleziono la modalità AUTO** |
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| 96 | 16 | Alessio Valeri | |146|0|28|1|1|1|0|99|62|1| **4** |3|28|11|0|12|0|13|0|14|0|15|0|16|0|17|0|80| |
| 97 | 14 | Alessio Valeri | |
| 98 | |||
| 99 | 15 | Alessio Valeri | **Il seguente messaggio di 48 Byte sembra essere un aggiornamento di stato periodico** |
| 100 | 17 | Alessio Valeri | |146|0|48|1|1|1|0|97|62|0|8|0| **11** |12|45|24|0|0|0|26|28|28|28|28|28|28|28|0|0|0|0|160|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|242| |
| 101 | 19 | Alessio Valeri | |
| 102 | ### ADDRESS 242 (UNKNOWN) |
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| 103 | |||
| 104 | |242|0|48|1|1|1|1|108|62|0| **7** |129|129|27|0|0|0|0|0|0|0|22|0|0|0|0|0|0|0|20|60|50|20|24|12|129|129|0| **14** |3| **14** |0|24|2|4|1|1|111| |
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| 105 | 20 | Alessio Valeri | **WATER TEMP (IN/OUT?) | WATER PUMP SPEED % | WATER FLOW LEVEL ?** |
| 106 | 22 | Alessio Valeri | |
| 107 | ### ADDRESS 50 (UNKNOWN) |
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| 108 | 42 | Alessio Valeri | |
| 109 | |50|0|9|1|1|1|0|240|248| |
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| 110 | |50|0|9|1|1|1|255|241|6| |
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| 111 | |||
| 112 | 31 | Alessio Valeri | |50|0|28|1|1|1|0|255|24|32| *0* |22|24| **16** |129|20| **11** |12|0|0|22|0|62|0|6|0|2|122| |
| 113 | 30 | Alessio Valeri | **IDU GAS TEMPERATURE** (16) | **WATER OUT PHEX TEMP** (11) | |
| 114 | 31 | Alessio Valeri | 11^ BYTE becomes 1 when cooling is enabled. Change to 17 when water pump is running. |
| 115 | 23 | Alessio Valeri | |
| 116 | 43 | Alessio Valeri | |50|0|32|1|1|1|0|159|30|129|129|20|60|0|7|129|30|26|100|3|0|0|0|0|0|0|0|0|0|2|0|111| |
| 117 | |||
| 118 | 23 | Alessio Valeri | ### ADDRESS 35 (UNKNOWN) |
| 119 | 27 | Alessio Valeri | |
| 120 | 84 | Alessio Valeri | |
| 121 | 87 | Alessio Valeri | **|35|0|10|1|0|1|255|15|20|238| |
| 122 | |35|0|14|1|0|1|1|254|16|32|16|32|0|241|** |
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| 123 | 27 | Alessio Valeri | |
| 124 | 25 | Alessio Valeri | |35|0|28|1|0|1|255|242|3|22|128| **25** |0| **51** |128| **17** |110|0|0|0|41|41|1|3|241|208|0|114| |
| 125 | 26 | Alessio Valeri | **EVAP GAS TEMP | DISCHARGER TEMPERATURE | IDU LIQUID TEMP** |
| 126 | |||
| 127 | |||
| 128 | |35|0|36|1|0|1|1|255|0|40|32|0|0|0|2|0|3|20|128| **22** |0| **42** |128| **14|** 100|0|0|0|41|41|1|3|241|208|0|178| |
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| 129 | **EVAP GAS TEMP | DISCHARGER TEMPERATURE | IDU LIQUID TEMP** |
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| 130 | 28 | Alessio Valeri | Message similar to the previous one with added 8 byte. |
| 131 | 32 | Alessio Valeri | |
| 132 | ### ADDRESS 47 (UNKNOWN) |
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| 133 | 78 | Alessio Valeri | |
| 134 | Unit 47 seems to send only this request that 242 replies to |
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| 135 | 1 | Alessio Valeri | |
| 136 | 79 | Alessio Valeri | **|47|0|10|202|160|1|1|108|0|12|** |
| 137 | 36 | Alessio Valeri | |
| 138 | ### ADDRESS 63 (UNKNOWN) |
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| 139 | 89 | Alessio Valeri | Unit 63 seems to only send request that 243 replies to. No other messages are captured at this time. |
| 140 | 81 | Alessio Valeri | |
| 141 | **|63|1|9|202|160|1|0|0|99| |
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| 142 | |63|1|9|202|160|1|0|1|98|** |
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| 143 | 41 | Alessio Valeri | |
| 144 | ### ADDRESS 243 (UNKNOWN) |
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| 145 | |||
| 146 | 88 | Alessio Valeri | Unit 243 seems to reply to 63 requests. |
| 147 | 82 | Alessio Valeri | |
| 148 | **|243|1|48|1|0|0|255|192|6|0|0|2|0|0|0|0|0|0|0|0|0|64|30|17|159|0|0|60|20|30|0|1|30|0|145|0|0|0|0|34|0|24|0|29|0|0|0|68| |
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| 149 | |243|1|48|1|0|0|255|193|6|0|0|0|0|26|0|0|0|0|7|0|0|0|129|0|0|0|29|0|0|100|29|0|0|0|0|3|129|0|0|0|0|0|129|0|0|0|0|243|** |