6.2.4
6.3
6.4
6.4.1
6.4.2
6.4.3
从选择( SS ) ............................................. ................................. 6-2
功能说明................................................ ............................... 6-3
SPI寄存器................................................ ............................................ 6-4
串行外围设备控制寄存器( SPCR ) ....................................... 6-4
串行外设状态寄存器( SPSR ) ......................................... 6五
串行外设数据L / O寄存器( SPDR ) ...................................... 6 6
7模拟数字转换器
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
转换过程................................................ .................................. 7-1
信道分配................................................ ............................... 7-1
单通道操作.............................................. ........................... 7-2
多通道操作.............................................. ......................... 7-2
操作停止和等待模式............................................ ........... 7-3
A / D控制/状态寄存器( ADCTL ) ........................................ ............... 7-3
A / D转换结果寄存器1 , 2 , 3和4 ( ADR1 , ADR2 , ADR3和ADR4 )...... 7-5
A / D电和时钟选择......................................... ...................... 7-5
8个可编程定时器, RTI和脉冲累加器
8.1
可编程定时器................................................ ................................. 8-1
8.1.1
计数器................................................. ............................................. 8-1
8.1.2
输入捕捉................................................ ..................................... 8-1
8.1.3
输出比较................................................ ................................ 8-2
8.1.4
输出比较1 I / O引脚控制.......................................... .......... 8-2
8.1.5
定时器力比较寄存器( CFORC ) ......................................... 8 3
8.1.6
输出比较1屏蔽寄存器( OC1M ) ....................................... 8-3
8.1.7
输出比较1数据寄存器( OC1D ) ........................................ 8 4
8.1.8
定时器控制寄存器1 ( TCTL1 ) ........................................... .......... 8-4
8.1.9
定时器控制寄存器2 ( TCTL2 ) ........................................... .......... 8-5
8.1.10
定时器中断屏蔽寄存器1 ( TMSK1 ) ........................................ 8五
8.1.11
定时器中断标志寄存器1 ( TFLG1 ) .......................................... 。 8-5
8.1.12
定时器中断屏蔽寄存器2 ( TMSK2 ) ........................................ 8 6
8.1.13
定时器中断标志寄存器2 ( TFLG2 ) .......................................... 。 8-7
8.2
实时中断.............................................. ..................................... 8-8
8.3
脉冲累加器................................................ .................................... 8-8
8.3.1
脉冲累加器控制寄存器( PACTL ) ................................. 8-8
9复位,中断以及低功耗模式
9.1
复位....................................................................................................... 9-1
9.1.1
外部复位引脚............................................... ........................... 9-1
9.1.2
上电复位.............................................. .................................. 9-1
9.1.2.1
中央处理器................................................. .......................................... 9-2
9.1.2.2
内存映射................................................ ............................. 9-3
9.1.2.3
并行升/ O .............................................. ................................... 9-3
9.1.2.4
定时器................................................. ........................................ 9-3
9.1.2.5
实时中断.............................................. ..................... 9-4
MC68HC11A8
技术参数
摩托罗拉
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