参数资料
型号: MPC8572EAMC
厂商: Freescale Semiconductor
文件页数: 53/72页
文件大小: 0K
描述: MPC8572 AMC RAPID SYSTEM
标准包装: 1
系列: PowerQUICC III™
类型: MPU
适用于相关产品: MPC8572E
所含物品:
MPC8572EAMC Functional Description
To examine the debug information from the MMC the UART output from the MCF5213 is connected via
an RS-232 transceiver to the 3-way header, J2. Table 5-20 shows the different pin connections of this
header.
Table 5-20. J2—MCF5213 Serial Interface
Pin #
1
2
3
Signal
TXD
RXD
GND
Description
Serial Transmit Data output
Serial Receive Data input
Digital ground
To assist with CPLD debug and system bring-up a specific header is used to include or isolate the System
CPLD from the AdvancedMC JTAG chain. Table 5-21 illustrates the pin connections of this interface.
Table 5-21. J12—CPLD Debug Interface
Pin #
1
2
3
Signal
CPLD_TDO
RESET_TDO
SYSTEM_TDO
Description
JTAG TDO from CPLD
JTAG TDO from Reset CPLD
JTAG TDO from System CPLD
5.4.2
Board CPLD Logic/POR Configuration
The Reset CPLD is a critical component on the MPC8572EAMC design. This device is responsible for
providing the following functions:
? Generating a board reset signal
? Synchronizing all CPLD signals to the input CPLD clock
? Checking the presence of a 12-V power supply
? Powering up all board power supplies (in the correct sequence)
? Bringing up all devices out of reset (in the correct sequence)
? Giving the System CPLD a “go” to start the POR Config cycles
The Reset CPLD is based around the Altera EPM240T100C5N device. The internal operation of this Reset
CPLD is factory programmed and is reserved for factory use only.
The Altera MaxII EPM1270 System CPLD is responsible for reset, POR configuration of the MPC8572E,
signal fan-out, logic/pin multiplexing, COP/JTAG control (of the CPLD itself, the AdvancedMC JTAG
and MPC8572E JTAG signals). One of the main methods by which a user can configure the board is
through the use of three on-board DIP switches. These switches are read by the System CPLD during the
MPC8572E’s POR configuration cycle phase. The function of these DIP switches is detailed in the tables
below. The following table syntax is used:
“0” implies a logic low. This is achieved by turning the switch on.
“1” implies a logic high. This is achieved by turning the switch off.
MPC8572EAMC Advanced Mezzanine Card User Guide, Rev. 1.2
Freescale Semiconductor
5-29
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MPC8572EAMC-SA 制造商:Freescale Semiconductor 功能描述:MPC8572 AMC RAPID SYSTEM - Bulk
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MPC8572ECLPXATLD 功能描述:微处理器 - MPU 1200 ExtTmp LwPwr RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8572ECLPXATLE 功能描述:微处理器 - MPU R211 Enc SnPb 1200LP Ext RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MPC8572ECLPXAULD 功能描述:微处理器 - MPU 1333 EXT TEMP RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324