33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
import struct
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class Command05:
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def __init__(self):
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self.pile_id = b"\x00\x27\x02\x12\x34\x56\x12\x34" # 示例桩号
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def build_05h_request(self):
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"""构建05H请求对时帧"""
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frame = bytearray([0x4A, 0x58]) # 帧头: "JX"
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frame.append(0x05) # 命令码: 05H
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frame.extend(self.pile_id) # 桩号 (8字节)
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frame.append(0x01) # 数据加密方式: 0x01 (不加密)
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frame.extend([0x00, 0x00]) # 数据域长度 (0)
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checksum = 0
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for b in frame[2:-1]:
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checksum ^= b
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frame.append(checksum) # 校验码
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return frame
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def process_05h_response(self, response):
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"""处理06H响应（由充电桩调用）"""
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if response and len(response) >= 14 and response[2] == 0x06:
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logging.info("对时成功")
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return True
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logging.warning("无效的06H响应")
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return False
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if __name__ == "__main__":
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import logging
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logging.basicConfig(level=logging.INFO)
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cmd = Command05()
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request = cmd.build_05h_request()
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print(f"05H请求帧: {request.hex().upper()}") |