8.2.2端口1数据寄存器（ P1DR ） ........................................ ........................................ 161

8.2.3端口1上拉MOS控制寄存器（ P1PCR ） .................................... .............. 161

8.2.4引脚Functions........................................................................................................162

8.2.5端口1输入上拉MOS ........................................ ............................................ 162

8.3端口2 .................................................................................................................................163

8.3.1端口2数据方向寄存器（ P2DDR ） ....................................... ...................... 163

8.3.2端口2数据寄存器（ P2DR ） ........................................ ........................................ 164

8.3.3端口2上拉MOS控制寄存器（ P2PCR ） .................................... .............. 164

8.3.4引脚Functions........................................................................................................165

8.3.5端口2输入上拉MOS ........................................ ............................................ 166

8.4端口3 .................................................................................................................................167

8.4.1端口3的数据方向寄存器（ P3DDR ） ....................................... ...................... 167

8.4.2端口3数据寄存器（ P3DR ） ........................................ ........................................ 167

8.4.3端口3上拉MOS控制寄存器（ P3PCR ） .................................... .............. 168

8.4.4引脚Functions........................................................................................................168

8.4.5端口3输入上拉MOS ........................................ ............................................ 169

8.5端口4 .................................................................................................................................169

8.5.1 4端口数据方向寄存器（ P4DDR ） ....................................... ...................... 170

8.5.2 4端口数据寄存器（ P4DR ） ........................................ ........................................ 170

8.5.3引脚Functions........................................................................................................171

8.6端口5 .................................................................................................................................174

8.6.1 5端口数据方向寄存器（ P5DDR ） ....................................... ...................... 174

8.6.2 5端口数据寄存器（ P5DR ） ........................................ ........................................ 175

8.6.3引脚Functions........................................................................................................175

8.7端口6 .................................................................................................................................176

8.7.1端口6数据方向寄存器（ P6DDR ） ....................................... ...................... 176

8.7.2港口6数据寄存器（ P6DR ） ........................................ ........................................ 177

8.7.3端口6上拉MOS控制寄存器（ KMPCR ） .................................... ............ 177

8.7.4引脚Functions........................................................................................................177

8.7.5 Port 6输入上拉MOS ........................................ ............................................ 180

8.8端口7 .................................................................................................................................180

8.8.1端口7输入数据寄存器（ P7PIN ） ....................................... ............................... 181

8.8.2引脚Functions........................................................................................................181

8.9端口8 .................................................................................................................................182

8.9.1 8端口数据方向寄存器（ P8DDR ） ....................................... ...................... 182

8.9.2端口8个数据寄存器（ P8DR ） ........................................ ........................................ 183

8.9.3引脚Functions........................................................................................................183

8.10端口9 .................................................................................................................................186

8.10.1端口9数据方向寄存器（ P9DDR ） ....................................... ...................... 187

8.10.2端口9数据寄存器（ P9DR ） ........................................ ........................................ 188

8.10.3引脚Functions........................................................................................................188

8.11端口A ................................................................................................................................191

8.11.1 A口数据方向寄存器（ PADDR ） ....................................... .................... 192

修订版2.0 ， 08/02 ，三十八页玺