Metadata-Version: 2.1
Name: crcmodbus
Version: 1.3
Summary: crc16
Home-page: https://gitee.com/jdhxyy/crc16-python
Author: jdh99
Author-email: jdh821@163.com
License: UNKNOWN
Description: # crc16
        
        ## 介绍
        查表法实现crc16算法.参数模型是CRC-16/MODBUS 多项式是8005。
        
        ## API
        ```python
        """
        计算校验和.参数模型是CRC-16/MODBUS 多项式是8005,返回值是高字节在前的16位校验值
        """
        def checksum(data: bytearray) -> int
        ```
        
        ## 示例
        ```python
        class _UnitTest(unittest.TestCase):
            def test_case1(self):
                data = bytearray([1, 2, 3, 4, 5, 6, 7, 8, 9])
                self.assertEqual(crcmodbus.checksum(data), 0x0eb2)
        
            def test_case2(self):
                data = bytearray([3, 1, 4])
                self.assertEqual(crcmodbus.checksum(data), 0x8193)
        
            def test_case3(self):
                data = bytearray([0x19, 0x89, 0x56])
                self.assertEqual(crcmodbus.checksum(data), 0x47a9)
        
        
        if __name__ == '__main__':
            suite = unittest.TestSuite()
            suite.addTest(_UnitTest('test_case1'))
            suite.addTest(_UnitTest('test_case2'))
            suite.addTest(_UnitTest('test_case3'))
            runner = unittest.TextTestRunner()
            runner.run(suite)
        ```
        
Platform: UNKNOWN
Description-Content-Type: text/markdown
