S9S08QD2CSC datasheet(14/202 Pages) FREESCALE

14 / 202 page

MC9S08QD4 Series MCU Data Sheet, Rev. 3

Freescale Semiconductor

Chapter 12

Development Support

12.1 Introduction ...................................................................................................................................161

12.1.1 Forcing Active Background ............................................................................................161

12.1.2 Module Configuration .....................................................................................................161

12.1.3 Features ...........................................................................................................................162

12.2 Background Debug Controller (BDC) ..........................................................................................162

12.2.1 BKGD Pin Description ...................................................................................................163

12.2.2 Communication Details ..................................................................................................163

12.2.3 BDC Commands .............................................................................................................166

12.2.4 BDC Hardware Breakpoint .............................................................................................169

12.3 Register Definition ........................................................................................................................169

12.3.1 BDC Registers and Control Bits .....................................................................................170

12.3.2 System Background Debug Force Reset Register (SBDFR) ..........................................172

Appendix A

Electrical Characteristics

A.1 Introduction ...................................................................................................................................175

A.2 Absolute Maximum Ratings ..........................................................................................................175

A.3 Thermal Characteristics .................................................................................................................176

A.4 ESD Protection and Latch-Up Immunity ......................................................................................177

A.5 DC Characteristics .........................................................................................................................177

A.6 Supply Current Characteristics ......................................................................................................184

A.7 Internal Clock Source Characteristics ...........................................................................................186

A.8 AC Characteristics .........................................................................................................................188

A.8.1 Control Timing ...............................................................................................................188

A.8.2 Timer/PWM (TPM) Module Timing ..............................................................................189

A.9 ADC Characteristics ......................................................................................................................190

A.10 Flash Specifications .......................................................................................................................191

Appendix B

Ordering Information and Mechanical Drawings

B.1 Ordering Information ....................................................................................................................193

B.1.1 Device Numbering Scheme ............................................................................................193

B.2 Mechanical Drawings ....................................................................................................................194

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