PXD20RM Datasheet, PDF (958/1628 Pages) Freescale Semiconductor, Inc – PXD20 Microcontroller

• 3 operating modes for power saving and configuration registers lock
— Initialization
— Normal
— Sleep
• 2 test modes
— Loop Back
— Self Test
• Maskable interrupts
27.2.1 LIN mode features
• Supports LIN protocol versions 1.3, 2.0, 2.1 and J2602
• Master mode with autonomous message handling
• Classic and enhanced checksum calculation and check
• Single 8-byte buffer for transmission/reception
• Extended frame mode for In-application Programming purposes
• Wake-up event on dominant bit detection
• True LIN field state machine
• Advanced LIN error detection
• Header, response and frame timeout
• Slave mode
— Autonomous header handling
— Autonomous transmit/receive data handling
• LIN automatic resynchronization, allowing operation with FIRC as clock source
• Identifier filters for autonomous message handling in Slave mode
27.2.2 UART mode features
• Full-duplex communication
• Selectable frame size:
— 8-bit frame
— 9-bit frame
— 16-bit frame
— 17-bit frame
• Selectable parity:
— Even
— Odd
—0
—1
27-2
PXD20 Microcontroller Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
Freescale Semiconductor