1·缓冲区大小本身的范围可以是从32个字节到16384字节。
The buffer sizes themselves can range from 32 to 16384 bytes.
2·此值应为一个介于1和16384之间(含这两个数)的整数。
This value should be an integer between 1 and 16384 inclusively.
3·lcomm conversion _ buffer, 16384保留16 K空间，符号conversion _ buffer定义开始地址。
Lcomm conversion_buffer, 16384 reserves 16k of space, with the starting address defined in the symbol conversion_buffer.