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MC68HC705C8A Datasheet, PDF (120/222 Pages) Motorola, Inc – HCMOS Microcontroller Unit | |||
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Serial Communications Interface (SCI)
10.3 Features
Features of the SCI module include:
⢠Standard mark/space non-return-to-zero format
⢠Full-duplex operation
⢠32 programmable baud rates
⢠Programmable 8-bit or 9-bit character length
⢠Separately enabled transmitter and receiver
⢠Two receiver wakeup methods:
â Idle line wakeup
â Address mark wakeup
⢠Interrupt-driven operation capability with five interrupt flags:
â Transmitter data register empty
â Transmission complete
â Receiver data register full
â Receiver overrun
â Idle receiver input
⢠Receiver framing error detection
⢠1/16 bit-time noise detection
10.4 SCI Data Format
The SCI uses the standard non-return-to-zero mark/space data format
illustrated in Figure 10-1.
Technical Data
120
Serial Communications Interface (SCI)
MC68HC705C8A â Rev. 2.0
MOTOROLA
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