飞思卡尔8位单片机mc9s0808程序freescale08系列单片机概述程序

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1、第4章Freescale08系列单片机概述M68HC08CPUCPU寄存器算术逻辑单元64B控制和状态寄存器32KB片内Flash程序存储器512字节片内RAM307字节监控ROM36字节用户Flash矢量空间时钟发生模块32kHz振荡器锁相环PLLOSC1→OSC2→CGMXFC→8位A/D转换模块VDDAD/VREFH→VSSAD/VREFL→电源VDD→VSS→VDDA→VSSA→上电复位模块定时基模块TBM断点模块BRK低电压禁止模块LVI定时器接口模块TIM1定时器接口模块TIM2系统操作正常监视模块C

2、OP串行通信接口模块SCI串行外设接口模块SPI监控模块MON数据总线开关模块内存映像模块配置寄存器模块1配置寄存器模块2监视模式入口模块加密模块PORTAPTA7/｜PTA0/DDRAPORTBPTB7/AD7｜PTB0/AD0DDRBPORTCPTC6｜PTC0DDRCPORTD↔PTD7/T2CH1↔PTD6/T2CH0↔PTD5/T1CH1↔PTD4/T1CH0↔PTD3/SPSCK↔PTD2/MISO↔PTD1/MOSI↔PTD0/DDRD内部总线系统集成模块SIM矢量空间外中断模块IRQ→→MC68H

3、C908GP32结构框图第4章Freescale08系列单片机概述VDDA(PLL)VSSA(PLL)CGMXFC(PLL)OSC2OSC1PTC0PTC1PTC2PTC3PTC4PTE0/TxDPTE1/RxDPTD0/PTD1/MISOPTD2/MOSIPTD3/SPSCKVSSVDDMC68HC908GP32的管脚图1〇4023933843753663573483393210311130122913281427152616251724182319222021PTA7/KBD7PTA6/KBD6PTA5/KB

4、D5PTA4/KBD4PTA3/KBD3PTA2/KBD2PTA1/KBD1PTA0/KBD0VSSAD/VREFL(ADC)VDDAD/VREFH(ADC)PTB7/AD7PTB6/AD6PTB5/AD5PTB4/AD4PTB3/AD3PTB2/AD2PTB1/AD1PTB0/AD0PTD5/T1CH1PTD4/T1CH0MC9S08GB60结构框图60KB片内Flash程序存储器4KB片内RAM电压调节模块VDD→VSS→调试模块DBG8位键盘中断模块KBIIIC模块串行通信接口模块SCI1串行通信接口模块S

5、CI2定时器接口模块TIM1串行外设接口模块SPI定时器接口模块TIM2内部总线HCS08系统控制复位、中断操作模式、电源管理RTICOPIRQ内部时钟发生器低功率的振荡器10位A/D转换模块VDDAD→VSSAD→VREFH→VREFL→HCS08内核CPUINTBDCBKPPORTBPORTAPTA7/KBIP7–PTA0/KBIP08PTB7/AD7–PTB0/AD08PORTCPTC7PTC6PTC5PTC4PTC3/SCLPTC2/SDAPTC1/RxD2PTC0/TxD2PORTDPTD7/TPM2C

6、H4PTD6/TPM2CH3PTD5/TPM2CH2PTD4/TPM2CH1PTD3/TPM2CH0PTD2/TPM1CH2PTD1/TPM1CH1PTD0/TPM1CH0PORTEPTE7PTE6PTE5/SPSCKPTE4/MOSIPTE3/MISOPTE2/SSPTE1/RxD1PTE0/TxD1PORTGPTG7PTG6PTG5PTG4PTG3/PTG2/EXTALPTG1/XTALPTG0/BKGD/MSPORTFPTF7–PTF0LVD第4章Freescale08系列单片机概述123456789101

7、11213141516484746454443424140393837363534331718192021222324252627282930313264636261605958575655545352515049PTG7PTC0/TxD2PTC1/RxD2PTC2/SDAPTC3/SCLPTC4PTC5PTC6PTC7PTF2PTF3PTF4PTE0/TxD1PTE1/RxD1IRQPTA2/KBIP2PTA1/KBIP1PTA0/KBIP0PTF7PTF6PTF5VREFLVREFHPTB7/AD7PTB6/

8、AD6PTB5/AD5PTB4/AD4PTB3/AD3PTB2/AD2PTB1/AD1PTB0/AD0PTD7/TPM2CH4PTD6/TPM2CH3PTD5/TPM2CH4PTD4/TPM2CH1PTD3/TPM2CH0PTD2/TPM1CH2PTD1/TPM1CH1PTD0/TPM1CH0VDDVSSPTE7PTE6PTE5/SPSCKPTE4/MOSIPTE3/MI