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Release 0.1.2
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Added new log data for BMS
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@lgb-this
lgb-this authored Jan 20, 2024
1 parent 0997d50 commit 3c5b196
Showing 1 changed file with 64 additions and 20 deletions.
84 changes: 64 additions & 20 deletions byd_bat/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,8 @@
# - Plot Spannung im Titel Details zu den Daten ergaenzt
# - Balkendiagramm Legende mit Farbcodes ergaenzt
#
# V0.1.2 240120 - Logdaten Verarbeitung ergaenzt (BMS 20)
#
# -----------------------------------------------------------------------
#
# Als Basis fuer die Implementierung wurde u.a. folgende Quelle verwendet:
Expand Down Expand Up @@ -530,7 +532,7 @@ class properties and methods (class variables and class functions)
are already available!
"""

PLUGIN_VERSION = '0.1.0'
PLUGIN_VERSION = '0.1.2'
ALLOW_MULTIINSTANCE = False

def __init__(self,sh):
Expand Down Expand Up @@ -1075,11 +1077,11 @@ def decode_0(self,data):
self.byd_bmu = self.byd_bmu_b + "-B"

# Anzahl Tuerme und Anzahl Module pro Turm
self.byd_bms_qty = data[36] // 0x10 # Byte 36 Bit 4-7
self.byd_bms_qty = data[36] // 0x10 # Byte 36 Bit 4-7 (Anzahl Tuerme)
if (self.byd_bms_qty == 0) or (self.byd_bms_qty > byd_towers_max):
self.byd_bms_qty = 1
self.byd_modules = data[36] % 0x10 # Byte 36 Bit 0-3 (Anzahl Module)
self.byd_batt_type_snr = data[5]
self.byd_batt_type_snr = data[5] # Byte 5 (LVS Batterietyp Unterscheidung)

# Application
if data[38] == 0: # Byte 38
Expand Down Expand Up @@ -1794,74 +1796,74 @@ def logdata2str(self,bmu,ld,xx):
x = data[13]
s1 = s1 + "SOH:" + f"{x:d}" + "%" + byd_log_str_sep
else:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)

elif ld[byd_log_codex] == 3: # Timing Record (3)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 4: # Start Charging(4)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 5: # Stop Charging(5)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 6: # Start DisCharging (6)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 7: # Stop DisCharging (7)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 8: # SOC calibration rough (8)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 10: # SOC calibration Stop (10)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 13: # Receive PreCharge Command (13)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 14: # PreCharge Successful (14)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 16: # Start end SOC calibration (16)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True
Expand Down Expand Up @@ -1899,14 +1901,21 @@ def logdata2str(self,bmu,ld,xx):

elif ld[byd_log_codex] == 19: # Address Registered (19)
if bmu == False:
s1 = self.logdatabms2str(ld,False)
s1 = self.logdatabms2str(ld,False,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 20: # System Functional Safety Fault (20)
if bmu == False:
s1 = self.logdatabms2str(ld,False,True)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True

elif ld[byd_log_codex] == 21: # Events additional info (21)
if bmu == False:
s1 = self.logdatabms2str(ld,True)
s1 = self.logdatabms2str(ld,True,False)
else:
s1 = "not implemented yet (" + bytearray(ld[byd_log_data]).hex() + ")"
unknown = True
Expand Down Expand Up @@ -2150,11 +2159,21 @@ def logdata2str(self,bmu,ld,xx):

return s1

def logdatabms2str(self,ld,cnr):
def logdatabms2str(self,ld,cnr,l20):
# Erzeugt den String fuer den Standard-BMS-Log-Eintrag.
# ld = Log-Eintrag
# cnr = True -> Byte 17-21 Zellennummern
# False -> Byte 17-22 normale Bedeutung
# l20 = True -> System Functional Safety Fault (20) Byte 9+10 Serial port
# False -> normal
co = ld[byd_log_codex]
data = ld[byd_log_data]
s1 = ""
y = int(data[1] * 0x100 + data[0])
# Warnungen (3x16Bit)
y1 = int(data[1] * 0x100 + data[0])
y2 = int(data[3] * 0x100 + data[2])
y3 = int(data[5] * 0x100 + data[4])
y = y1 | y2 | y3 # Bitweise Oder
if y > 0:
s2 = "Warning:"
for i in range(0,16): # 0..15
Expand All @@ -2166,6 +2185,7 @@ def logdatabms2str(self,ld,cnr):
s1 = s1 + s2 + byd_log_str_sep
else:
s1 = s1 + "No Warning" + byd_log_str_sep
# Fehler
y = int(data[7] * 0x100 + data[6])
if y > 0:
s2 = "Fault:"
Expand All @@ -2176,6 +2196,7 @@ def logdatabms2str(self,ld,cnr):
s2 = s2 + byd_log_bms_failures[i]
y = int(y / 2)
s1 = s1 + s2 + byd_log_str_sep
# Status
y = int(data[8])
if y > 0:
s2 = ""
Expand All @@ -2192,33 +2213,56 @@ def logdatabms2str(self,ld,cnr):
y = int(y / 2)
s1 = s1 + s2 + byd_log_str_sep
x = data[9]
s1 = s1 + "SOC:" + f"{x:d}" + "%" + byd_log_str_sep
if co == 9:
# Battery Idling
s1 = s1 + "Battery Idling:" + f"{x:d}" + "%" + byd_log_str_sep
elif co == 20:
# BMU serial port
s1 = s1 + "BMU serial port:V" + f"{x:d}" + byd_log_str_sep
else:
# SOC
s1 = s1 + "SOC:" + f"{x:d}" + "%" + byd_log_str_sep
x = data[10]
s1 = s1 + "SOH:" + f"{x:d}" + "%" + byd_log_str_sep
if co == 9:
# SOC
s1 = s1 + "Target SOC:" + f"{x:d}" + "%" + byd_log_str_sep
elif co == 20:
# BMS serial port
s1 = s1 + "BMS serial port:V" + f"{x:d}" + byd_log_str_sep
else:
# SOH
s1 = s1 + "SOH:" + f"{x:d}" + "%" + byd_log_str_sep
# Spannung Batterie
x = self.buf2int16USx(data,11) / 10.0
s1 = s1 + "Bat_V:" + f"{x:.1f}" + "V" + byd_log_str_sep
# Spannung Ausgang
x = self.buf2int16USx(data,13) / 10.0
s1 = s1 + "Output_V:" + f"{x:.1f}" + "V" + byd_log_str_sep
# Strom
x = self.buf2int16SIx(data,15) / 10.0
s1 = s1 + "Current:" + f"{x:.1f}" + "A" + byd_log_str_sep
# Zellenspannung max
if cnr == False:
x = self.buf2int16USx(data,17)
s1 = s1 + "Cell_Max_V:" + f"{x:d}" + "mV" + byd_log_str_sep
else:
x = data[17]
s1 = s1 + "Cell_Max_V:No" + f"{x:d}" + byd_log_str_sep
# Zellenspannung min
if cnr == False:
x = self.buf2int16USx(data,19)
s1 = s1 + "Cell_Min_V:" + f"{x:d}" + "mV" + byd_log_str_sep
else:
x = data[18]
s1 = s1 + "Cell_Min_V:No" + f"{x:d}" + byd_log_str_sep
# Temperatur max
if cnr == False:
x = data[21]
s1 = s1 + "Cell_Max_T:" + f"{x:d}" + byd_log_degree + byd_log_str_sep
else:
x = data[19]
s1 = s1 + "Cell_Max_T:No" + f"{x:d}" + byd_log_str_sep
# Temperatur min
if cnr == False:
x = data[22]
s1 = s1 + "Cell_Min_T:" + f"{x:d}" + byd_log_degree + byd_log_str_sep
Expand Down

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