MC9S12XE-Family Reference Manual , Rev. 1.19
Freescale Semiconductor
723
Chapter 20
Serial Communication Interface (S12SCIV5)
20.1
Introduction
This block guide provides an overview of the serial communication interface (SCI) module.
The SCI allows asynchronous serial communications with peripheral devices and other CPUs.
20.1.1
Glossary
IR: InfraRed
IrDA: Infrared Design Associate
IRQ: Interrupt Request
LIN: Local Interconnect Network
LSB: Least Significant Bit
MSB: Most Significant Bit
NRZ: Non-Return-to-Zero
RZI: Return-to-Zero-Inverted
RXD: Receive Pin
SCI : Serial Communication Interface
Table 20-1. Revision History
Revision
Number
Revision Date
Sections
Affected
Description of Changes
V05.00
02 Jun 2003
20.3.2.2/20-728
20.4.6.6/20-754
20.4.5.5/20-746
- Opened three new registers using a Mode bit.
- Added Wakeup capability on Receive Input.
- Added LIN transmit collision detect capability.
- Added LIN break detect capability.
- Updated block diagram.
- Updated Table 4-3 to use more general bus clock frequency.
- Updated to be SRS3.0 compliant.
V05.01
16 Apr 2004
- Update OR and PF flag description.
- Correct baud rate tolerance in 4.7.5.1 and 4.7.5.2.
- Clean up classification and NDA message banners.
V05.02
14 Oct 2005
- Correct alternative registers address.
- Remove unavailable baud rate in Table1-16.
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Trade
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