Motorola MC9S12DB128B, MC9S12DT128B, MC9S12DJ128B, MC9S12DG128B manual Modes of Operation

Models: MC9S12DT128B

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1.3 Modes of Operation

MC9S12DT128B Device User Guide — V01.07

SAE J1850 Class B Data Communications Network Interface

Compatible and ISO Compatible for Low-Speed (<125 Kbps) Serial Data Communications in Automotive Applications

Inter-IC Bus (IIC)

Compatible with I2C Bus standard

Multi-master operation

Software programmable for one of 256 different serial clock frequencies

112-Pin LQFP and 80-Pin QFP package options

I/O lines with 5V input and drive capability

5V A/D converter inputs

Operation at 50MHz equivalent to 25MHz Bus Speed

Development support

Single-wire background debug™ mode (BDM)

On-chip hardware breakpoints

1.3 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 (Motorola use only)

Special Peripheral Mode (Motorola use only)

Low power modes

Stop Mode

Pseudo Stop Mode

Wait Mode

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Motorola MC9S12DB128B, MC9S12DT128B, MC9S12DJ128B, MC9S12DG128B manual Modes of Operation