飞思卡尔半导体,
( 705G4 )规范修订版1.1
MC68HC05G3
公司
6.8
6.8.1
6.8.2
6.9
6.9.1
端口H ................................................ .................................... 67
端口H数据寄存器( PORTH ) ................................. 67
端口H数据方向寄存器( DDRH ) .............. 68
端口J ................................................ ..................................... 68
端口J数据寄存器( PORTJ ) ................................. 68
第7节
7.1
7.2
7.2.1
7.3
7.3.1
7.3.2
7.4
7.4.1
7.4.2
7.4.3
7.5
串行外设接口( SPI ) ................... 69
FEATURES...............................................................................69
功能说明............................................... 69
内部模块说明................................. 70
信号说明................................................ ......... 72
SPI数据I / O ( SDI和SDO ) ........................................ ..... 72
串行时钟( SCK ) ............................................. .......... 73
寄存器................................................. ............................ 73
串行外设控制寄存器( SPCRx ) ... 74
串行外设状态寄存器( SPSRx ) ...... 76
串行外设数据寄存器( SPDRx ) ........... 78
港口功能................................................ .................... 79
飞思卡尔半导体公司...
第8
8.1
8.1.1
8.1.2
8.1.3
8.1.4
8.1.5
8.1.6
8.1.7
8.2
8.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.5
8.5.1
8.5.2
8.5.3
8.5.4
8.5.5
定时器系统................................................ ............. 81
定时器1 ................................................ .................................... 81
COUNTER...........................................................................82
输出比较寄存器....................................... 83
输入捕捉寄存器............................................ 84
定时器控制寄存器( TCR ) 12美元......................... 85
定时器状态寄存器( TSR ) 13美元............................. 86
定时器等待模式............................................ 87期间
定时器在停止模式........................................... 87
定时器2 ................................................ .................................... 88
预分频器................................................. ........................... 92
定时器I / O引脚............................................. .......................... 92
定时器输入1 ( TCAP ) ............................................ ......... 92
定时器输入2 ( EVI ) ............................................ ............. 93
定时器输出1 ( TCMP ) ............................................ ..... 95
定时器输出2 ( EVO ) ............................................ ....... 95
定时器寄存器................................................ ................. 97
定时器控制寄存器2 ( TCR2 ) ........................... 97
定时器状态寄存器2 ( TSR2 ) ............................... 99
输出比较寄存器2 ( OC2 ) ....................... 100
定时器计数器2 ( TCNT2 ) .......................................... 100
定时器基控制寄存器1( TBCR1 ) ............ 101
第9
9.1
9.2
9.3
9.4
脉宽调制器.................................... 103
GENERAL...............................................................................103
PWM控制寄存器( PWMCR ) ................................ 105
PWM占空比寄存器( PWMDRx ) ...................................... 105
PWM计数器( PWMCNT ) ............................................. 106 ....
摩托罗拉
第v
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