MC3S12RG128 Datasheet, PDF (21/546 Pages) Freescale Semiconductor, Inc – Microcontrollers

Chapter 1 Device Overview (MC3S12RG128V1)
— 5V A/D converter inputs
— Operation at 66 MHz equivalent to 33 MHz Bus Speed (single-chip modes only)
— Operation at 50 MHz equivalent to 25 MHz Bus Speed (expanded modes)
• Development support
— Single-wire background debug™ mode (BDM)
— On-chip hardware breakpoints
1.1.2 Modes of Operation
User modes:
• Normal and Emulation Operating Modes
— Normal Single-Chip Mode
— Normal Expanded Wide Mode
— Normal Expanded Narrow Mode
— Emulation Expanded Wide Mode
— Emulation Expanded Narrow Mode
• Special Operating Modes
— Special Single-Chip Mode with active Background Debug Mode
— Special Test Mode (Freescale use only)
— Special Peripheral Mode (Freescale use only)
Low power modes:
• Stop Mode
• Pseudo Stop Mode
• Wait Mode
1.1.3 Block Diagram
Figure 1-1 shows a block diagram of the MC3S12RG128 device.
MC3S12RG128 Data Sheet, Rev. 1.05
Freescale Semiconductor
21