User`s manual

.IOINQ
5-105
5
Note Only the asynchronous protocol is supported by
PPCBug.
sync1 8 bit value to be used as the sync1 character in the
synchronous communication protocols
sync2 8 bit value to be used as the sync2 character in the
synchronous communication protocols
xonchar Software ßow (on) control character
xoffchar Software ßow (off) control character