MC68HC908AZ32ACFU MOTOROLA [Motorola, Inc], MC68HC908AZ32ACFU Datasheet - Page 208

• Manufacturer Part Number: MC68HC908AZ32ACFU
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Serial Communications Interface (SCI)
16.2 Introduction
16.3 Features
Advance Information
208
16.9
16.9.1
16.9.2
16.9.3
16.9.4
16.9.5
16.9.6
16.9.7
The SCI allows asynchronous communications with peripheral devices
and other MCUs.
The SCI module’s features include:
Freescale Semiconductor, Inc.
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For More Information On This Product,
Full Duplex Operation
Standard Mark/Space Non-Return-to-Zero (NRZ) Format
32 Programmable Baud Rates
Programmable 8-Bit or 9-Bit Character Length
Separately Enabled Transmitter and Receiver
Separate Receiver and Transmitter CPU Interrupt Requests
Programmable Transmitter Output Polarity
Two Receiver Wakeup Methods:
– Idle Line Wakeup
– Address Mark Wakeup
Interrupt-Driven Operation with Eight Interrupt Flags:
– Transmitter Empty
– Transmission Complete
– Receiver Full
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Serial Communications Interface (SCI)
SCI Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
SCI Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
SCI Control Register 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
SCI Status Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
SCI Status Register 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
SCI Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
SCI Baud Rate Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Go to: www.freescale.com
68HC908AZ32A — Rev 0.0
MOTOROLA