71M6511/71M6511H
单相电能计量芯片
数据表
2007年8月
目录
概述.......................................................................................................................................... 1
FEATURES.................................................................................................................................................... 1
五金DESCRIPTION....................................................................................................................................... 8
硬件Overview........................................................................................................................................ 8
模拟前端(AFE)................................................................................................................................. 8
复用器....................................................................................................................................... 8
ADC................................................................................................................................................. 9
FIR Filter.......................................................................................................................................... 9
电压Reference........................................................................................................................... 9
温度Sensor........................................................................................................................ 10
功能描述..................................................................................................................... 10
计算引擎（ CE ） .............................................................................................................................. 11
仪表方程.............................................................................................................................. 12
脉冲发生器.............................................................................................................................. 12
实时监控........................................................................................................................... 13
CE功能概述.................................................................................................................. 13
80515 MPU内核........................................................................................................................................... 15
80515 Overview............................................................................................................................... 15
存储器组织...................................................................................................................... 15
特殊功能寄存器(SFRs).................................................................................................. 17
特殊功能寄存器（通用80515 SFR）的.......................................... ............................... 18
特殊功能寄存器具体到71M6511 ........................................... ............................ 20
指令Set.................................................................................................................................. 21
UART............................................................................................................................................... 21
定时器和计数器....................................................................................................................... 24
WD定时器（软件看门狗定时器） ........................................... ................................................. 26
中断......................................................................................................................................... 29
外部中断........................................................................................................................... 31
中断优先级结构...................................................................................................... 33
中断源和载体......................................................................................................... 34
片内资源....................................................................................................................................... 36
DIO Ports......................................................................................................................................... 36
物理内存............................................................................................................................. 37
Oscillator.......................................................................................................................................... 38
实时时钟（ RTC ） ................................................................................................................... 39
LCD驱动器..................................................................................................................................... 39
LCD电压升压电路............................................................................................................ 40
UART （ UART0 ）和光口（ UART1 ） ........................................ .............................................. 40
硬件复位Mechanisms.......................................................................................................... 41
复位引脚（ RESETZ ） ....................................................................................................................... 41
硬件看门狗Timer.............................................................................................................. 41
晶体频率Monitor............................................................................................................... 41
V1 Pin.............................................................................................................................................. 41
I2C接口（ EEPROM ） ................................................................................................................. 42
内部时钟和时钟分频器............................................. .................................................. ... 43
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