IA RĀe toru ngā tikanga matua:CAN, UART/485, me Modbus.
1. Kawa CAN
Utauta Whakamātautau:Whakamātautau CAN
- Tere Auau:250K
- Ngā Momo Anga:Ngā Anga Paerewa me ngā Anga Toronga. I te nuinga o te wā, ka whakamahia te Anga Toronga, ko te Anga Paerewa ia mō ētahi BMS kua whakaritea.
- Hōputu Whakawhitiwhiti Kōrero:Ngā ID raraunga mai i te 0x90 ki te 0x98e wātea ana ki ngā kiritaki. Ko ētahi atu tuakiri kāore e taea te uru atu, te whakarerekē rānei e ngā kiritaki.
- Pūmanawa Rorohiko ki te BMS: Matua + Tau Raraunga + Wāhitau BMS + Wāhitau Pūmanawa Rorohiko, hei tauira, 0x18100140.
- Urupare BMS ki te Pūmanawa Rorohiko: Matua + Tau Raraunga + Wāhitau Pūmanawa Rorohiko + Wāhitau BMS, hei tauira, 0x18104001.
- Kia mōhio ki te tūranga o te Wāhitau Pūmanawa PC me te Wāhitau BMS. Ko te wāhitau e whiwhi ana i te whakahau ka puta tuatahi.
- Ngā Mōhiohio mō te Ihirangi Whakawhitiwhiti Kōrero:Hei tauira, i te tūnga hapa pākahiko me te whakatūpato tuarua mō te iti o te ngaohiko katoa, ka whakaatuhia a Byte0 hei 80. Ki te hurihia ki te rua, ko te 10000000 tēnei, ko te tikanga o te 0 he noa, ā, ko te tikanga o te 1 he whakaoho. E ai ki te whakamāramatanga teitei-maui, raro-matau a DALY, e rite ana tēnei ki a Bit7: whakatūpato tuarua mō te iti o te ngaohiko katoa.
- Ngā ID Mana Whakahaere:MOS Utu: DA, MOS Tuku: D9. Ko te tikanga o te 00 he kā, ko te tikanga o te 01 he weto.
2.Kawa UART/485
Utauta Whakamātautau:Utauta raupapa COM
- Tere Auau:9600bps
- Hōputu Whakawhitiwhiti Kōrero:Tikanga Tātaitanga Tātaitai:Ko te tātaitai te tapeke o ngā raraunga o mua (ko te paita iti anake ka tangohia).
- Pūmanawa Rorohiko ki te BMS: Pane Anga + Wāhitau o te Waehere Whakawhitiwhiti Kōrero (UPPER-Tāpiri) + Tau Raraunga + Roa Raraunga + Ihirangi Raraunga + Tātaitai.
- BMSUrupare ki te Pūmanawa Rorohiko: Pane Anga + Wāhitau o te Kōwae Whakawhitiwhiti Kōrero (BMS-Tāpiri) + Tau Raraunga + Roa Raraunga + Ihirangi Raraunga + Tātaitai.
- Ngā Mōhiohio mō te Ihirangi Whakawhitiwhiti Kōrero:Pērā anō i te CAN.
3. Kawa Modbus
Utauta Whakamātautau:Utauta raupapa COM
- Hōputu Whakawhitiwhiti Kōrero:
- Hōputu Kawa Karere:Pānuihia te Rēhita, Tonohia te Anga
- Paita: 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7
- Whakaahuatanga: 0xD2 | 0x03 | Wāhitau Tīmata | Tau o ngā Rēhita (N) | Tātaitai CRC-16
- Tauira: D203000C000157AA. Ko D2 te wāhitau pononga, ko 03 te whakahau pānui, ko 000C te wāhitau tīmatanga, ko te tikanga o te 0001 ko te maha o ngā rēhita hei pānui ko te 1, ā, ko 57AA te tapeke tirotiro CRC.
- Anga Whakautu Paerewa:
- Paita: 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8
- Whakaahuatanga: 0xD2 | 0x03 | Roa Raraunga | Uara o te Rēhita Tuatahi | Uara o te Rēhita Tuarima | Tātaitai CRC-16
- R = 2 * N
- Tauira: Ko N te maha o ngā rēhita, ko D203020001FC56. Ko D2 te wāhitau pononga, ko 03 te whakahau pānui, ko 02 te roa o te raraunga kua pānuihia, ko te 0001 te uara o te pānui tuatahi o te rēhita, koinei te tūnga tukunga mai i te whakahau manaaki, ā, ko FC56 te tātaitai CRC.
- Hōputu Kawa Karere:Pānuihia te Rēhita, Tonohia te Anga
- Rēhita Tuhituhi:Ko te Byte1 ko 0x06, ko te 06 te whakahau hei tuhi i tētahi rēhita pupuri kotahi, ko te byte4-5 te whakahau manaaki.
- Anga Whakautu Paerewa:Ko te anga urupare paerewa mō te tuhi i tētahi rēhita pupuri kotahi e whai ana i te whakatakotoranga ōrite ki te anga tono.
- Tuhia ngā Rēhita Raraunga Maha:Ko te Byte1 he 0x10, ko te 10 te whakahau hei tuhi i ngā rēhita raraunga maha, ko te byte2-3 te wāhitau tīmatanga o ngā rēhita, ko te byte4-5 te roa o ngā rēhita, ā, ko te byte6-7 te ihirangi raraunga.
- Anga Whakautu Paerewa:Ko te Byte2-3 te wāhitau tīmatanga o ngā rēhita, ko te byte4-5 te roa o ngā rēhita.
Wā tuku: Hurae-23-2024
