Messages » History » Version 246
Alessio Valeri, 08/14/2025 02:28 AM
| 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 | 1 | Alessio Valeri | | 47 | Hi-Mit remote controller | |
| 9 | 220 | Alessio Valeri | | 50 | Indoor Unit | |
| 10 | 151 | Alessio Valeri | | 57 | Hi-Mit remote controller | |
| 11 | 1 | Alessio Valeri | | 63 | Hi-Mit remote controller | |
| 12 | 150 | Alessio Valeri | | 34 | | |
| 13 | 220 | Alessio Valeri | | 35 | Outodoor Unit | |
| 14 | 219 | Alessio Valeri | | 146 | Indoor Unit | |
| 15 | 150 | Alessio Valeri | | 242 | | |
| 16 | | 243 | | |
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| 17 | |||
| 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 | 152 | Alessio Valeri | ## DEVICE DISCOVERY |
| 54 | 154 | Alessio Valeri | When the Hi-mit interface is looking for devices on H-LINK bus the following messages are sent: (This messages were logged with **no device connected** on H-LINK bus) |
| 55 | 152 | Alessio Valeri | |
| 56 | 167 | Alessio Valeri | | SRC | CTRL |LEN | | DSW1 ADDR| | | |CRC | |
| 57 | 152 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 58 | 153 | Alessio Valeri | |41|0|9|202|160|255|255|241|146| |
| 59 | 1 | Alessio Valeri | |
| 60 | 167 | Alessio Valeri | | SRC | CTRL |LEN | | DSW1 ADDR | | | | |CRC | |
| 61 | 153 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--| |
| 62 | 155 | Alessio Valeri | |57|3|10|202|160|255|255|0|0|99| |
| 63 | 152 | Alessio Valeri | |
| 64 | 65 | Alessio Valeri | ## AUTODISCOVERY ?? |
| 65 | 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 ? |
| 66 | 65 | Alessio Valeri | |
| 67 | 85 | Alessio Valeri | |
| 68 | 90 | Alessio Valeri | |35|0|10|1|0|1|255|15|20|238| <- UPDATE: VALUE 15 & 20 CHANGE OVER TIME, ARE THEY TEMPERATURE ? |
| 69 | 65 | Alessio Valeri | |50|0|9|1|1|1|255|241|6| |
| 70 | 1 | Alessio Valeri | |41|0|9|202|160|255|255|241|146| |
| 71 | 86 | Alessio Valeri | |
| 72 | |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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| 73 | 45 | Alessio Valeri | |
| 74 | 62 | Alessio Valeri | ## ALL MESSAGES |
| 75 | 75 | Alessio Valeri | Here are reported all the messages captured : |
| 76 | 45 | Alessio Valeri | |
| 77 | 177 | Alessio Valeri | Note: DSW8 ADDR field is the binary encoded value +1 |
| 78 | Example: |
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| 79 |  |
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| 80 | In the image above DSW8 ADDR is equal to 8+1 = **9** |
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| 81 | |||
| 82 | DSW1 field is thebynary encoded value set on the Hi-mit interface |
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| 83 | |||
| 84 | |||
| 85 | 11 | Alessio Valeri | ### ADDRESS 41 ( HI-MIT INTERFACE ) |
| 86 | 163 | Alessio Valeri | | SRC | CTRL |LEN | | DSW1 ADDR | | | |CRC | |
| 87 | 91 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 88 | 1 | Alessio Valeri | |41|0|9|202|160|255|255|241|146| |
| 89 | 92 | Alessio Valeri | |
| 90 | 176 | Alessio Valeri | | SRC | CTRL |LEN | | DSW1 ADDR | DSW8 ADDR | | |CRC | |
| 91 | 92 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 92 | 1 | Alessio Valeri | |41|0|9|202|160|1|1|97|2| |
| 93 | 2 | Alessio Valeri | |
| 94 | 163 | Alessio Valeri | | SRC | CTRL | LEN | | DSW1 ADDR | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CRC | |
| 95 | 91 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 96 | 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| |
| 97 | 92 | Alessio Valeri | |
| 98 | 163 | Alessio Valeri | | SRC | CTRL | LEN | | DSW1 ADDR | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CRC | |
| 99 | 92 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 100 | 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| |
| 101 | 5 | Alessio Valeri | |
| 102 | 237 | Alessio Valeri | ## Address 146 |
| 103 | 108 | Alessio Valeri | Messages coming from 146 seems to be associated with the master controller status. |
| 104 | 1 | Alessio Valeri | |
| 105 | 210 | Alessio Valeri | **The following message is sent when there is a parameter change on MASTER CONTROLLER:** |
| 106 | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | - | - | - | PARAMETER ID | SET VALUE | CRC | |
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| 107 | |--|--|--|--|--|--|--|--|--|--|--|--| |
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| 108 | 226 | Alessio Valeri | |146|0|12|1|1|1|0| 99 |62| **x** | **x** | xx | |
| 109 | 1 | Alessio Valeri | |
| 110 | 226 | Alessio Valeri | Multiple parameters can be concatenated in a request in the following way: |
| 111 | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | - | - | - | PARAMETER ID x1 | SET VALUE x1 |PARAMETER ID x2 | SET VALUE x2 |PARAMETER ID xn | SET VALUE xn | CRC | |
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| 112 | 227 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 113 | 228 | Alessio Valeri | |146|0| 10+(n*2) |1|1|1|0| 99 |62| xx | xx |xx| xx |xx | xx | xx | |
| 114 | 215 | Alessio Valeri | |
| 115 | 229 | Alessio Valeri | #### PARAMETERS ID |
| 116 | These are the parameters ID : |
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| 117 | 210 | Alessio Valeri | | DESCRIPTION |PARAMETER ID | |
| 118 | |--|--| |
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| 119 | 216 | Alessio Valeri | | **MODE** | 1 | |
| 120 | 243 | Alessio Valeri | | CYCLE MODE? | 2 | |
| 121 | 216 | Alessio Valeri | | **CYCLE1 WATER TEMP** | 3 | |
| 122 | | **CYCLE2 WATER TEMP** | 4 | |
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| 123 | | **DHW SET TEMP** | 5 | |
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| 124 | | **POOL SET TEMP** | 6 | |
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| 125 | 212 | Alessio Valeri | | DHW/POOL MODE | 7 | |
| 126 | 221 | Alessio Valeri | | ? | 9 | |
| 127 | 216 | Alessio Valeri | | **ROOM1 SET TEMP** | 10 | |
| 128 | 215 | Alessio Valeri | | UNKNOWN TEMP | 11 | |
| 129 | | UNKNOWN TEMP | 12 | |
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| 130 | | UNKNOWN TEMP | 13 | |
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| 131 | | UNKNOWN TEMP | 14 | |
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| 132 | | UNKNOWN TEMP | 15 | |
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| 133 | | UNKNOWN TEMP | 16 | |
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| 134 | 240 | Alessio Valeri | | UNKNOWN TEMP | 17 | |
| 135 | | **ROOM ENABLE** | 18 | |
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| 136 | 241 | Alessio Valeri | | **ROOM ECO MODE?** | 19 | |
| 137 | 245 | Alessio Valeri | | DHW CONFIG ? | 20 | |
| 138 | 217 | Alessio Valeri | | UNKNOWN | 21 | |
| 139 | 223 | Alessio Valeri | | WATER PUMP CONFIG? | 22 | |
| 140 | 215 | Alessio Valeri | |
| 141 | #### MODE |
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| 142 | This parameter sets the working mode of the unit: HEAT / COOL / AUTO |
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| 143 | When there is a change of the working mode on the master controller also the following parameters are updated in a single request. |
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| 144 | 1 | Alessio Valeri | 3,4,10,11,12,13,14,15,16,17 |
| 145 | |||
| 146 | 230 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | - | - | - | MODE: | VALUE | CYCLE1 SET TEMP: | VALUE | CYCLE2 SET TEMP: | VALUE | ROOM1 SET TEMP: | VALUE | ROOM? SET TEMP: | VALUE | ROOM? SET TEMP: | VALUE | ROOM? SET TEMP: | VALUE | ROOM? SET TEMP: | VALUE | ROOM? SET TEMP: | VALUE | CRC | |
| 147 | 225 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 148 | 224 | Alessio Valeri | |146|0|32|9|1|9|0|99|62|1|8|3|6|4|12|10|23|11|28|12|28|13|28|14|28|15|28|16|28|17|28|115| |
| 149 | |||
| 150 | #### DHW/POOL MODE**: 0 -> OFF, 162 -> POOL ENABLED, 22 -> DHW ENABLED |
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| 151 | 106 | Alessio Valeri | |
| 152 | 246 | Alessio Valeri | #### CYCLE MODE: 16 (CYCLE1 ECO MODE OFF),17 (CYCLE1 ECO MODE ON) |
| 153 | #### DHW CONFIG: 0 DHW BOOST OFF, 128 DHW BOOST ON |
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| 154 | 213 | Alessio Valeri | |
| 155 | 212 | Alessio Valeri | **EXAMPLE:** The following message is sent when the MASTER CONTROLLER POOL water set temp is changed to 27°C : |
| 156 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | POOL WATER TEMP | SET TEMP | CRC | |
| 157 | 135 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 158 | 139 | Alessio Valeri | |146|0|12|1|1|1|0| 99 |62| **6** | **27** |77| |
| 159 | |||
| 160 | |||
| 161 | 1 | Alessio Valeri | The following message is sent when the MASTER CONTROLLER **POOL** OR **DHW** is changed to **DISABLED** : |
| 162 | 222 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | POOL/DHW| SET VALUE | CRC | |
| 163 | 139 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 164 | |146|0|12|1|1|1|0| 99 |62| **7** | **0** |87| |
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| 165 | 141 | Alessio Valeri | |
| 166 | |||
| 167 | 143 | Alessio Valeri | ALSO THE FOLLOWING MESSAGE: |
| 168 | |146|0|43|1|1|1|0|96|62|0|0|73|119|185|131|9|0|0|16|2|64|1|0|24|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|50| |
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| 169 | |||
| 170 | 139 | Alessio Valeri | |
| 171 | 1 | Alessio Valeri | |
| 172 | 139 | Alessio Valeri | **The following message is sent when the MASTER CONTROLLER POOL is changed to ENABLED :** |
| 173 | 222 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | POOL/DHW | SET VALUE | CRC | |
| 174 | 139 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 175 | 142 | Alessio Valeri | |146|0|12|1|1|1|0| 99 |62| **7** | **162** |145| |
| 176 | 1 | Alessio Valeri | |
| 177 | 142 | Alessio Valeri | ALSO THE FOLLOWING MESSAGE: |
| 178 | |146|0|43|1|1|1|0|96|62|0|0|73|119|185|131|9|0|0|16|130|64|1|0|24|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|178| |
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| 179 | 1 | Alessio Valeri | |
| 180 | |||
| 181 | 142 | Alessio Valeri | |
| 182 | 140 | Alessio Valeri | **The following message is sent when the MASTER CONTROLLER DHW is changed to ENABLED :** |
| 183 | 222 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | POOL/DHW | SET VALUE | CRC | |
| 184 | 1 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 185 | 142 | Alessio Valeri | |146|0|12|1|1|1|0| 99 |62| **7** | **22** |65| |
| 186 | |||
| 187 | ALSO THE FOLLOWING MESSAGE: |
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| 188 | |146|0|43|1|1|1|0|96|62|0|0|73|119|185|131|9|0|0|16|34|64|1|0|24|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|18| |
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| 189 | |||
| 190 | 13 | Alessio Valeri | |
| 191 | |||
| 192 | 14 | Alessio Valeri | **Inviato quando seleziono la modalità HEAT** |
| 193 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | | MODE ? | | | | | | | | | | | | | | | | | | | CRC | |
| 194 | 104 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 195 | 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| |
| 196 | 104 | Alessio Valeri | |
| 197 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | | | CRC | |
| 198 | 105 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 199 | 14 | Alessio Valeri | |146|0|12|1|1|1|0|99|62|22|128|198| |
| 200 | |||
| 201 | **Inviato quando seleziono la modalità COLD** |
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| 202 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | | MODE ? | | | | | | | | | | | | | | | | | | | CRC | |
| 203 | 104 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 204 | 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| |
| 205 | 104 | Alessio Valeri | |
| 206 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | | | CRC | |
| 207 | 105 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--| |
| 208 | 14 | Alessio Valeri | |146|0|12|1|1|1|0|99|62|22|160|230| |
| 209 | |||
| 210 | **Inviato quando seleziono la modalità AUTO** |
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| 211 | 180 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | | MODE ? | | | | | | | | | | | | | | | | | CRC | |
| 212 | 16 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 213 | 14 | 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| |
| 214 | |||
| 215 | 231 | Alessio Valeri | #### STATUS UPDATE MESSAGE |
| 216 | 1 | Alessio Valeri | |
| 217 | 231 | Alessio Valeri | **The following 48Byte seems to be a periodic status update message** |
| 218 | 202 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | - | - | | MODE | PUMP?? | WATER SET TEMP CYCLE1 | WATER SET TEMP CYCLE2 | DHW SET TEMP | POOL SET TEMP | ERROR CODE ? | | | ROOM 1 SET TEMP | | | | | | | | ROOM ENABLE | | | UNK1 | UNK2 | | | | | | | | | | | | | | | | CRC | |
| 219 | 107 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 220 | 1 | 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| |
| 221 | |||
| 222 | 208 | Alessio Valeri | **MODE** : 4/5(AUTO), 8/9(COOL), 64/65(HEAT) |
| 223 | **PUMP** : 16 ENABLED ? |
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| 224 | **ROOM ENABLE** : 1(ROOM 1), |
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| 225 | **UNK1** : SEEN VALUES: 0,128 |
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| 226 | 209 | Alessio Valeri | **UNK2** : SEEN VALUES: 32,160,224 ( SEE FOLLOWING TABLE ) |
| 227 | 208 | Alessio Valeri | |
| 228 | |7 |6 |5 |4 |3 |2 |1 |0 | |
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| 229 | |--|--|--|--|--|--|--|--| |
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| 230 | | WP ECO MODE HEAT | WP ECO MODE COOL | 1 | 0 | 0 | 0 | 0 | 0 | |
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| 231 | |||
| 232 | |||
| 233 | 209 | Alessio Valeri | **ERROR CODE** : SEEN VALUES: A1,A5 |
| 234 | 19 | Alessio Valeri | |
| 235 | 182 | Alessio Valeri | ### ADDRESS 50 ( ~~HI-MIT INTERFACE~~ IDU ) |
| 236 | 207 | Alessio Valeri | | SRC | CTRL |LEN | DSW8 ADDR | - | DSW8 ADDR | - | - | CRC | |
| 237 | 95 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 238 | 1 | Alessio Valeri | |50|0|9|1|1|1|0|240|248| |
| 239 | 95 | Alessio Valeri | |
| 240 | 207 | Alessio Valeri | | SRC | CTRL |LEN | DSW8 ADDR | - | DSW8 ADDR | - | - | CRC | |
| 241 | 95 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 242 | 42 | Alessio Valeri | |50|0|9|1|1|1|255|241|6| |
| 243 | |||
| 244 | 101 | Alessio Valeri | |
| 245 | 185 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR |- | DSW8 ADDR |- |- |- | MODE | PUMP ? | WATER SET TEMP | ? | IDU GAS TEMPERATURE |- | IDU LIQUID TEMPERATURE | ~~WATER OUT PHEX TEMP~~ NOT SURE | WATER INLET TEMP | | | | | | | | | | CRC | |
| 246 | 101 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 247 | 1 | 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| |
| 248 | 128 | Alessio Valeri | |
| 249 | 129 | Alessio Valeri | MODE is 32 when CYCLE 1 is OFF, when COOL MODE on CYCLE1 is enabled it changes to 9. |
| 250 | 130 | Alessio Valeri | PUMP ? becomes 1 when cooling is enabled. Change to 17 when water pump is running. <- **EDIT: NOT 100% SURE** (PUMP SEEMS TO RUN EVEN WHEN PUMP=1 , MAYBE 1->CYCLE 1 ENABLED AND 17-> CYCLE1&ROOM1 ENABLED) |
| 251 | 129 | Alessio Valeri | WATER SET TEMP IS SET WHEN CYCLE 1 IS ENABLED |
| 252 | 23 | Alessio Valeri | |
| 253 | 174 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | TEMP? | | | | | | | | | | | | | | | | | | | | | | | CRC | |
| 254 | 113 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 255 | 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| |
| 256 | |||
| 257 | 23 | Alessio Valeri | ### ADDRESS 35 (UNKNOWN) |
| 258 | 27 | Alessio Valeri | |
| 259 | 172 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | DSW8 ADDR | | | | CRC | |
| 260 | 96 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--| |
| 261 | |35|0|10|1|0|1|255|15|20|238| |
||
| 262 | 1 | Alessio Valeri | |
| 263 | 172 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | DSW8 ADDR | | | | | | | | CRC | |
| 264 | 96 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 265 | |35|0|14|1|0|1|1|254|16|32|16|32|0|241| |
||
| 266 | 1 | Alessio Valeri | |
| 267 | 190 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | DSW8 ADDR | | | | | | EVAP GAS TEMP | | DISCHARGER TEMPERATURE | | ~~IDU LIQUID TEMP~~ | | FREQUENCE | CURRENT | EVO% | | | | | | | | CRC | |
| 268 | 96 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 269 | 26 | 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| |
| 270 | |||
| 271 | 114 | Alessio Valeri | |
| 272 | |||
| 273 | 190 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | DSW8 ADDR | | | | | | | | | | | | OUTDOOR TEMP | | EVAP GAS TEMP | | DISCHARGER TEMPERATURE | | ~~IDU LIQUID TEMP~~ | | FREQUENCE | CURRENT | EVO% | | | | | | | | CRC | |
| 274 | 114 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 275 | |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| |
||
| 276 | 115 | Alessio Valeri | |
| 277 | 32 | Alessio Valeri | Message similar to the previous one with added 8 byte. |
| 278 | |||
| 279 | 168 | Alessio Valeri | |35|240|8|9|224|9|255|231| -> SENT WHEN THERE IS NO COMMUNICATION WITH OUDOOR UNIT ? LOOKS LIKE A DISCOVERY MESSAGE |
| 280 | |||
| 281 | 158 | Alessio Valeri | ### ADDRESS 47 ( HI-MIT INTERFACE ) |
| 282 | 78 | Alessio Valeri | |
| 283 | 1 | Alessio Valeri | Unit 47 seems to send only this request that 242 replies to |
| 284 | 79 | Alessio Valeri | |
| 285 | 171 | Alessio Valeri | |SRC | CTRL | LEN | - | DSW1 ADDR | DSW8 ADDR | ? | ? | ? | CRC | |
| 286 | 100 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--| |
| 287 | 1 | Alessio Valeri | |47|0|10|202|160|1|1|108|0|12| |
| 288 | 160 | Alessio Valeri | |
| 289 | ### ADDRESS 57 ( HI-MIT INTERFACE ) |
||
| 290 | |||
| 291 | This message is seen during device discovery |
||
| 292 | |||
| 293 | 165 | Alessio Valeri | |SRC | CTRL | LEN | - | DSW1 ADDR | ? | ? | ? | ? | CRC | |
| 294 | 1 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--| |
| 295 | 161 | Alessio Valeri | |57|3|10|202|160|255|255|0|0|99| |
| 296 | 36 | Alessio Valeri | |
| 297 | 159 | Alessio Valeri | ### ADDRESS 63 ( HI-MIT INTERFACE ) |
| 298 | 81 | Alessio Valeri | Unit 63 seems to only send request that 243 replies to. No other messages are captured at this time. |
| 299 | |||
| 300 | 169 | Alessio Valeri | |SRC | CTRL |LEN | - | DSW1 ADDR | DSW8 ADDR | ? | ? |CRC | |
| 301 | 98 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 302 | |63|1|9|202|160|1|0|0|99| |
||
| 303 | |||
| 304 | 169 | Alessio Valeri | |SRC | CTRL |LEN | - | DSW1 ADDR | DSW8 ADDR | ? | ? |CRC | |
| 305 | 98 | Alessio Valeri | |--|--|--|--|--|--|--|--|--| |
| 306 | |63|1|9|202|160|1|0|1|98| |
||
| 307 | 41 | Alessio Valeri | |
| 308 | 199 | Alessio Valeri | ### ADDRESS 242 (UNKNOWN) |
| 309 | |||
| 310 | 204 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | - | DSW8 ADDR | | | | |WATER TEMP | | | ROOM1 TEMP ? | | | | | | | | ROOM1 SET TEMP | | | | | | | | | | | | | | | | | WATER PUMP SPEED | | WATER FLOW (1 digit) | | | | | | | CRC | |
| 311 | 199 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 312 | |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| |
||
| 313 | |||
| 314 | 41 | Alessio Valeri | ### ADDRESS 243 (UNKNOWN) |
| 315 | 1 | Alessio Valeri | Unit 243 seems to reply to 63 requests. |
| 316 | 187 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | | | | | | | | | | | | | | FREQUENCY | | TARGET FREQUENCY | | OUTDOOR TEMP | | | | | | | DISCHARGER TEMP | | | | | | | | | | | FREQUENCE | | | EVAP GAS TEMP | | | | CRC | |
| 317 | 99 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 318 | |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| |
||
| 319 | 1 | Alessio Valeri | |
| 320 | 206 | Alessio Valeri | |SRC | CTRL | LEN | DSW8 ADDR | | | | | | | | | | | | FREQUENCE | | | | | | | | | | | | | | WATER PUMP SPEED? | | | | | | | | | | | | WATER FLOW? | | | | | | CRC | |
| 321 | 99 | Alessio Valeri | |--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--|--| |
| 322 | |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| |