two way serial in parallel out and parallel in serial out transceiver
USB(Universal Serial Bus) serial-port
word-serial and bit-serial
serial input/serial output
cassette to cassette approach
cassette to cassette coater
cassette to cassette feed
cassette to cassette handler
cassette to cassette operation
cassette to cassette wafer transport
cassette-to-cassette handling
2D serial-connected numbering
3-line serial interface