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read coils 5
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This commit is contained in:
Wolfgang Hottgenroth
2025-12-15 11:35:52 +01:00
parent a5f9527f4d
commit 25f6a1f43f
1 changed files with 6 additions and 5 deletions
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11
src/ModbusHandler.py
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@@ -39,17 +39,17 @@ class ModbusHandler(threading.Thread):
self.processImage.init(digitalOutputBits, digitalInputBits, analogInputBits) self.processImage.init(digitalOutputBits, digitalInputBits, analogInputBits)
reg = client.read_coils(0, digitalOutputBits)
if isinstance(reg, ModbusIOException):
raise Exception(reg)
with self.processImage:
self.processImage.setCoils(reg.bits)
while not self.killBill: while not self.killBill:
try: try:
if not client.is_socket_open(): if not client.is_socket_open():
client.connect() client.connect()
reg = client.read_coils(0, digitalOutputBits)
if isinstance(reg, ModbusIOException):
raise Exception(reg)
readCoils = reg.bits
reg = client.read_input_registers(0, analogInputBits // 8) reg = client.read_input_registers(0, analogInputBits // 8)
if isinstance(reg, ModbusIOException): if isinstance(reg, ModbusIOException):
raise Exception(reg) raise Exception(reg)
@@ -64,6 +64,7 @@ class ModbusHandler(threading.Thread):
with self.processImage: with self.processImage:
self.processImage.setAnalogsInputs(analogInputs) self.processImage.setAnalogsInputs(analogInputs)
self.processImage.setDiscreteInputs(discreteInputs) self.processImage.setDiscreteInputs(discreteInputs)
self.processImage.setCoils(readCoils)
if self.processImage.hasPendingInputChanges(): if self.processImage.hasPendingInputChanges():
self.processImage.notify() self.processImage.notify()
if self.processImage.hasPendingOutputChanges(): if self.processImage.hasPendingOutputChanges():