MCF51EM: 面向智能电表应用的MCF51EM256 32位MCU

MCF51EM256是恩智浦片上智能电表32位ColdFire V1内核微控制器(MCU)，它配备了嵌入式LCD控制器、16位模数转换器(ADC)和面向智能电表应用的专用计量外设。MCF51EM256附带了一整套硬件和软件工具，使开发变得更加迅速和轻松。

ColdFire® MCF51EM Microcontroller Block Diagram
特性
  • 32位V1 ColdFire CPU能够通过3.3 V的单电源，提供高达50 MHz，47 MIPS的性能
  • 高达256 KB闪存(双Bank)
  • 高达16 KB SRAM
  • 低功耗运行模式
  • 4 x 16位分段与重组(SAR) ADC
  • 288段LCD驱动器
  • 多达50个通用输入/输出(GPIO)
  • 集成实时时钟(RTC)
  • 自动抄表(AMR)串行外设接口(SPI)
  • 在线调试采用后台调试模式(BDM)
  • MCF51EM256包含在恩智浦产品长期供货计划中，自推出后至少保证10年供货
推荐文档 (3)
名称/描述类型修改日期
ColdFire ® 内核的 MCF51EM可轻松构建智能仪表 - 简介 (REV 0) PDF (939.3 kB) MCF51EM256FS简介15 Oct 2009
MCF51EM256 Series ColdFire® ® Integrated Microcontroller - Reference Manual (REV 8.1) PDF (4.3 MB) MCF51EM256RM参考手册21 May 2012
MCF51EM256 Series ColdFire® Microcontroller - Data Sheet (REV 3) PDF (1.0 MB) MCF51EM256数据手册30 Aug 2010
数据手册 (1)
名称/描述修改日期
MCF51EM256 Series ColdFire® Microcontroller - Data Sheet (REV 3) PDF (1.0 MB) MCF51EM25630 Aug 2010
勘误表 (2)
名称/描述修改日期
MSEF51EM256_1M00S - Mask Set Errata for Mask 1M00S (REV 1) PDF (179.1 kB) MSEF51EM256_1M00S27 May 2015
MSEF51EM256_2M00S- Mask Set Errata for Mask 2M00S (REV 0) PDF (162.3 kB) MSEF51EM256_2M00S27 May 2015
应用说明 (11)
名称/描述修改日期
面向计量应用的基于FFT的算法 - 应用笔记 (REV 4) PDF (1.7 MB) AN425526 Jul 2015
AN4752, FreeMASTER Serial Driver Usage - Application Note (REV 0) PDF (2.1 MB) AN475231 May 2013
AN4753, Rational ClearCase Use in CodeWarrior® 10.3 - Application Note (REV 0) PDF (392.5 kB) AN475330 May 2013
采用TWR-LCD电路板显示eGUI (REV 0) PDF (1.1 MB) AN445217 Jan 2012
AN3796, LCD Driver Specification - Application Notes (REV 4) PDF (374.4 kB) AN379621 Oct 2011
AN4164, A Single-Phase Energy Meter with Capacitive Power Supply and Shunts - Application Notes (REV 1) PDF (174.8 kB) AN416401 Sep 2010
Enabling the IRTC Module (REV 0) PDF (93.9 kB) AN402322 Jul 2010
AN3949, ADC16 Calibration Procedure and Programmable Delay Block Synchronization For the MCF51EM256 - Application Notes (REV 1) PDF (251.6 kB) AN394922 Apr 2010
AN3827, Differences Between Controller Continuum ADC Modules - Application Notes (REV 1) PDF (152.1 kB) AN382701 Apr 2010
Using the MCF51EM Family for Infrared Communication (REV 0) PDF (2.4 MB) AN393829 Sep 2009
MCF51EM256 Performance Assessment with Algorithms Used in Metering Applications (REV 0) PDF (359.5 kB) AN389628 Sep 2009
参考手册 (4)
名称/描述修改日期
MCF51EM256 Series ColdFire® ® Integrated Microcontroller - Reference Manual (REV 8.1) PDF (4.3 MB) MCF51EM256RM21 May 2012
MCF51EM256 Reference Manual Addendum (REV 1) PDF (37.6 kB) MCF51EM256RMAD18 Jan 2012
DRM121, MQX-Enabled MCF51EM256 Single-Phase Electricity Meter - Reference Manual (REV 0) PDF (10.6 MB) DRM12116 Jun 2011
ColdFire® ® Family Programmer’s - Reference Manual (REV 3) PDF (1.7 MB) CFPRM08 Mar 2005
用户指南 (1)
名称/描述修改日期
MCF51 Advanced Control Library User’s Reference Manual (REV 0) PDF (281.2 kB) MCF51_ACLIB14 Apr 2009
简介 (1)
名称/描述修改日期
ColdFire ® 内核的 MCF51EM可轻松构建智能仪表 - 简介 (REV 0) PDF (939.3 kB) MCF51EM256FS15 Oct 2009
支持信息 (1)
名称/描述修改日期
MCF51EM256 anti-tamper features a leap towards robust smart metering solutions (REV 0) PDF (215.4 kB) BRMETERING__INT_ISSUE_4_0901 Dec 2009
编程器(闪存等)
订购信息
型号状态状态封装类型和焊端数认证级别预算报价（不含税）(CNY)内核：性能(MIPS)工作频率 (Max) (MHz)总线频率 (Max) (MHz)内部闪存 (KB)内部RAM (KB)缓存 (KB)支持外部存储器USB featuresEthernet Type定时器特性外部总线接口GPIOs外部中断其他特性Debug & Trace供电电压 (Min-Max) (V)工作环境温度 (Min-Max) (°C)视频/显示功能
MCF51EM128CLLActiveLQFP 10010-YEARS APPLICATION LIFE10K @ CNY25.804750251288Pulse Accumulator, Output Compare, Input Capture4716Analog Comparator, COP, Internal Clock Generator, KBI, Low Voltage Detect1.8 to 3.6-40 to 85LCD Controller
MCF51EM128CLKActiveLQFP 8010-YEARS APPLICATION LIFE10K @ CNY24.084750251288Pulse Accumulator, Output Compare, Input Capture4016Analog Comparator, COP, Internal Clock Generator, KBI, Low Voltage Detect1.8 to 3.6-40 to 85LCD Controller
MCF51EM256CLKActiveLQFP 8010-YEARS APPLICATION LIFE10K @ CNY26.4847502525616Pulse Accumulator, Output Compare, Input Capture4016Analog Comparator, COP, Internal Clock Generator, KBI, Low Voltage Detect1.8 to 3.6-40 to 85LCD Controller
MCF51EM256CLLActiveLQFP 10010-YEARS APPLICATION LIFE10K @ CNY28.2047502525616Pulse Accumulator, Output Compare, Input Capture4716Analog Comparator, COP, Internal Clock Generator, KBI, Low Voltage Detect1.8 to 3.6-40 to 85LCD Controller
SCF51EM256J2CLKNo Longer Manufactured10-YEARS APPLICATION LIFE47502525616Input Capture, Output Compare, Pulse Accumulator4016Low Voltage Detect, KBI, Internal Clock Generator, COP, Analog Comparator1.8 to 3.6-40 to 85LCD Controller
SCF51EM256J2CLLNo Longer Manufactured10-YEARS APPLICATION LIFE47502525616Input Capture, Output Compare, Pulse Accumulator4016Low Voltage Detect, KBI, Internal Clock Generator, COP, Analog Comparator1.8 to 3.6-40 to 85LCD Controller
封装环保信息
封装说明Outline Version包装产品状态部件编号化学成分RoHS / Pb Free中国RoHS查询MSLPPT (°C)
LQFP 80 14*14*1.4P0.6598ASS23237WMPQ - 450 BRICKPOQ - 450 BOXActiveMCF51EM128CLKMCF51EM128CLK.pdf3260
MPQ - 450 BRICKPOQ - 450 BOXActiveMCF51EM256CLKMCF51EM256CLK.pdf3260
No Longer ManufacturedSCF51EM256J2CLKSCF51EM256J2CLK.pdf3260
LQFP 100 14*14*1.4P0.598ASS23308WMPQ - 450 BRICKPOQ - 450 BOXActiveMCF51EM128CLLMCF51EM128CLL.pdf3260
MPQ - 450 BRICKPOQ - 450 BOXActiveMCF51EM256CLLMCF51EM256CLL.pdf3260
No Longer ManufacturedSCF51EM256J2CLLSCF51EM256J2CLL.pdf3260
MCF51EM256 Series ColdFire® Microcontroller - Data Sheet MCF51EM
MSEF51EM256_1M00S - Mask Set Errata for Mask 1M00S MCF51EM
MSEF51EM256_2M00S- Mask Set Errata for Mask 2M00S MCF51EM
FFT-Based Algorithm for Metering Applications - Application Note MCF51EM
AN4752, FreeMASTER Serial Driver Usage - Application Note S08SV
AN4753, Rational ClearCase Use in CodeWarrior® 10.3 - Application Note S08SV
Display eGUI using TWR-LCD board MCF5445X
AN3796, LCD Driver Specification - Application Notes MCF51EM
AN4164, A Single-Phase Energy Meter with Capacitive Power Supply and Shunts - Application Notes MCF51EM
Enabling the IRTC Module MCF51EM
AN3949, ADC16 Calibration Procedure and Programmable Delay Block Synchronization For the MCF51EM256 - Application Notes MCF51MM
AN3827, Differences Between Controller Continuum ADC Modules - Application Notes MCF51MM
Using the MCF51EM Family for Infrared Communication MCF51EM
MCF51EM256 Performance Assessment with Algorithms Used in Metering Applications MCF51EM
MCF51EM256 Series ColdFire® ® Integrated Microcontroller - Reference Manual MCF51EM
MCF51EM256 Reference Manual Addendum MCF51EM
DRM121, MQX-Enabled MCF51EM256 Single-Phase Electricity Meter - Reference Manual MCF51EM
ColdFire® ® Family Programmer’s - Reference Manual MCF5445X
MCF51 Advanced Control Library User’s Reference Manual MCF51QE
MCF51EM Smart metering made easy with V1 ColdFire® ® MCU - Fact Sheet MCF51EM
MCF51EM256 anti-tamper features a leap towards robust smart metering solutions MCF51EM
PROGCFV1 MCF51QE
98ASS23237W kea
MCF51EM128CLK.pdf MCF51EM
MCF51EM256CLK.pdf MCF51EM
SCF51EM256J2CLK.pdf MCF51EM
98ASS23308W K51_72
MCF51EM128CLL.pdf MCF51EM
MCF51EM256CLL.pdf MCF51EM
SCF51EM256J2CLL.pdf MCF51EM
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