发送
dim dynamicbyte() as byte
..
..
redim dynamicbyte(1 to n)
for i = 1 to n
dynamicbyte(i) = var(i)
next i
mscomm1.output = dynamicbyte
接收
dim getbyte() as byte
..
..
getbyte = mscomm1.input
for i = lbound(getbyte) to ubound(getbyte)
var(i) = getbyte(i)
next i