2. "No.;" Represents converting ASCII code into 16 binary data. This button puts the characters separated by the convention ""into a string through split, then converts the string into a character array through ToCharArray, and finally converts the character array into decimal data and 16 data for display.
3. "<-" means converting decimal data into ASCII code. Split characters according to the agreed split ('), take out decimal data, convert decimal data into ASCII characters, and then display them in combination.
4. Because 16 hexadecimal and decimal are updated in real time, which is convenient for observation, it is necessary to trigger the TextChanged event.
5. The final display effect is shown in the figure. Enter hexadecimal/decimal data and click ""to convert hexadecimal/decimal data.