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Changes for page 5.2 Modbus protocol

Last modified by Admin on 2026/04/24 10:30
From version 11.1
edited by Admin
on 2025/02/04 10:15
Change comment: There is no comment for this version
To version 7.2
edited by Admin
on 2024/12/11 11:21
Change comment: Update document after refactoring.

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... ... @@ -240,11 +240,7 @@
240 240  
241 241  bit 25 – “Power up”;
242 242  
243 -bit 26 — signal “External 1”;
244 -
245 -bit 27 — signal “Heater (AUX)”;
246 -
247 -bits 28-31 — not used.
243 +bits 26-31 – reserved.
248 248  )))|(% style="width:96px" %)U32
249 249  |(% style="width:92px" %)**0x200B**|(% style="width:94px" %)1|(% style="width:368px" %)(((
250 250  Discrete output signals (bitfield):
... ... @@ -272,7 +272,7 @@
272 272  
273 273  bits 4-15 — not used.
274 274  )))|(% style="width:96px" %)U16
275 -|(% style="width:92px" %)**0x200E-0x200F**|(% style="width:94px" %)2|(% style="width:368px" %)(((
271 +|(% style="width:92px" %)**0x200E**|(% style="width:94px" %)2|(% style="width:368px" %)(((
276 276  Errors 2 (bitfield):
277 277  
278 278  bit 0 – "Low CH temperature", temperature is too low for charging;
... ... @@ -303,15 +303,7 @@
303 303  
304 304  bit 13 – “General error”;
305 305  
306 -bit 14 — reserved (set to 0);
307 -
308 -bit 15 — reserved (set to 0);
309 -
310 -bit 16 — reserved (set to 0);
311 -
312 -bit 17 — “Precharge error”;
313 -
314 -bits 18-31 — not used.
302 +bits 14-31 — reserved.
315 315  )))|(% style="width:96px" %)U32
316 316  |(% style="width:92px" %)**0x2010**|(% style="width:94px" %)1|(% style="width:368px" %)Address or the BMS Logic device whose parameters are in registers 0x2011-0x20C9|(% style="width:96px" %)U16
317 317  |(% style="width:92px" %)**0x2011**|(% style="width:94px" %)1|(% style="width:368px" %)(((
... ... @@ -365,19 +365,13 @@
365 365  |(% style="width:92px" %)**0x20F4**|(% style="width:94px" %)1|(% style="width:368px" %)(((
366 366  Discrete input signals 2 (bitfield):
367 367  
368 -bit 0 — “Fuse 2”;
356 +bit 0 – “Fuse 2”;
369 369  
370 -bit 1 — “Fuse 3”;
358 +bit 1 – “Fuse 3”;
371 371  
372 -bit 2 — “Circuit breaker status”;
360 +bit 2 – “Circuit breaker status”;
373 373  
374 -bit 3 — signal "Balancing request";
375 -
376 -bit 4 — signal "Close Main contactor";
377 -
378 -bit 5 — signal "Close External 1";
379 -
380 -bits 6-15 — not used.
362 +bits 3-15 – reserved.
381 381  )))|(% style="width:96px" %)U16
382 382  |(% style="width:92px" %)**0x2100-0x2101**|(% style="width:94px" %)2|(% style="width:368px" %)Battery state of charge (SOC), %|(% style="width:96px" %)REAL32
383 383  |(% style="width:92px" %)**0x2102**|(% style="width:94px" %)1|(% style="width:368px" %)Number of BMS Logic devices|(% style="width:96px" %)U16