第12章

开发支持

12.1介绍...................................................................................................................................161

12.1.1强制激活背景............................................ ................................................ 161

12.1.2模块配置.....................................................................................................161

12.1.3特点...........................................................................................................................162

12.2背景调试控制器（ BDC ） ........................................... ............................................... 162

12.2.1 BKGD引脚说明...................................................................................................163

12.2.2通信详细..................................................................................................163

12.2.3 BDC命令.............................................................................................................166

12.2.4 BDC硬件断点............................................ ................................................. 169

12.3寄存器定义........................................................................................................................169

12.3.1 BDC寄存器和控制位.......................................... ........................................... 170

12.3.2系统后台调试强制复位寄存器（ SBDFR ） ..................................... 172 ....

附录A

电气特性

介绍...................................................................................................................................175

绝对最大额定值..........................................................................................................175

热特性.................................................................................................................176

ESD保护和闭锁抗扰度........................................... ........................................... 177

直流特性.........................................................................................................................177

电源电流特性......................................................................................................184

内部时钟源特性.............................................. ............................................. 186

AC特性.........................................................................................................................188

A.8.1控制时序...............................................................................................................188

A.8.2定时器/ PWM （ TPM ）模块时序....................................... ....................................... 189

A.9 ADC特性......................................................................................................................190

A.10闪存规格.......................................................................................................................191

A.1

A.2

A.3

A.4

A.5

A.6

A.7

A.8

附录B

订购信息和机械图

B.1订购信息....................................................................................................................193

B.1.1设备编号方案............................................ ................................................ 193

B.2机械制图....................................................................................................................194

MC9S08QD4系列MCU数据手册，第5

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