43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
from communication import convert
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from communication.convert import float_to_int16_n
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class ComCmd:
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class OperationType:
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READ = 0
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WRITE = 1
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def __init__(self, op_type: OperationType, p_name, addr, length, write_vals=None):
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self.op = op_type
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self.param_name = p_name
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self.addr = int(addr)
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self.len = int(length)
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if op_type == self.OperationType.WRITE:
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self.write_vals = float_to_int16_n(write_vals)
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def resolve_read_response(self, reg_data):
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res_data = []
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for i in range(0, self.len, 2):
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res_data.append(convert.int16_to_float(reg_data[i], reg_data[i + 1]))
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return res_data
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def resolve_write_response(self, reg_data):
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"""
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解析write命令的响应数据
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:param reg_data:
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:return:
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"""
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# 对于写入操作，只用反馈成功或者失败
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return None
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def modbus_write_vals(self):
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if self.write_vals is None:
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return
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_int16_write_vals = convert.float_to_int16_n(self.write_vals)
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return _int16_write_vals
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