C51 for the Modbus protocol, the tests will be run, but still not perfect

Modbus_test1
............\ErrCheck.c
............\HexAsc.c
............\Led_Blink.c
............\Led_Blink.LST
............\Led_Blink.OBJ
............\Led_Blink.__i
............\Modbus.h
............\modbusfunc.c
............\MODBUSFUNC.LST
............\MODBUSFUNC.OBJ
............\MODBUSFUNC.__i
............\Modbus_test
............\Modbus_test.c
............\Modbus_test.cfg
............\Modbus_test.hex
............\Modbus_test.lnp
............\Modbus_test.LST
............\Modbus_test.M51
............\Modbus_test.mpj
............\Modbus_test.OBJ
............\Modbus_test.Opt
............\Modbus_test.plg
............\Modbus_test.Uv2
............\Modbus_test.__i
............\Modbus_test_Opt.Bak
............\Modbus_test_Uv2.Bak
............\Serial.c
............\Serial.LST
............\Serial.OBJ
............\Serial.__i
............\Serial_test.c
............\Serial_test.LST
............\Serial_test.__i
............\STARTUP.A51
............\STARTUP.LST
............\STARTUP.OBJ
............\STC89C58.H
............\STRING.H
............\TG01R.H
............\Time_Module.c
............\Time_Module.LST
............\Time_Module.OBJ
............\Time_Module.__i
............\Uart_test
............\Uart_test.c
............\Uart_test.hex
............\Uart_test.lnp
............\Uart_test.LST
............\Uart_test.M51
............\Uart_test.OBJ
............\Uart_test.Opt
............\Uart_test.plg
............\Uart_test.Uv2
............\Uart_test.__i
............\Uart_test_Opt.Bak
............\Uart_test_Uv2.Bak

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