S12XA Automotive and Industrial Microcontrollers (MCUs)

Product Details

Select a section:

Block Diagram

S12XA Microcontroller Block Diagram

S12XA Microcontroller Block Diagram

Features

HCS12X Core

  • 16-bit HCS12X CPU
    • Upward compatible with HCS12 instruction set
    • Interrupt stacking and programmer's model identical to HCS12
    • Instruction queue
    • Enhanced indexed addressing
    • Enhanced instruction set
  • EBI (external bus interface)
  • MMC (module mapping control)
  • INT (interrupt controller)
  • DBG (debug module to monitor HCS12X CPU and XGATE bus activity)
  • BDM (background debug mode)

XGATE

  • Peripheral co-processor
  • Parallel processing module offloads the CPU by providing high-speed data processing transfer between peripheral modules, RAM and I/O ports
  • Data transfer between flash EEPROM, peripheral modules and I/O ports

PIT (periodic interrupt timer)

  • Four timers with independent time-out periods
  • Time-out periods selectable between 1 and 224 bus clock cycles

CRG

  • Low noise/low power Pierce oscillator
  • Phase-lock look (PLL)
  • COP watchdog
  • Real-time interrupt
  • Clock monitor
  • Fast wake-up from stop mode

Design Resources

Documentation

Quick reference to our documentation types.

1-5 of 59 documents

Show All

Hardware

1-5 of 6 hardware offerings

Show All

Software

4 software files

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

1-5 of 6 engineering services

Show All

To find a complete list of our partners that support this product, please see our Partner Marketplace.

Training

2 trainings