Reset and Reset Configuration
Table 5-1. BCSR/FLASH Hard Reset Configuration Word (continued)
Field
L2CPC
Data
Bus
Bits
8:9
Prog
Value
[Bin]
‘01’
Implication
CI/BADDR(29)/IRQ2 selected as IRQ2
Offset In
Flash
[Hex]
8
Value
[Hex]
72
WT/BADDR(30)/IRQ3 selected as IRQ3
L2_HIT/IRQ4 selected as IRQ4
CPU_BG/BADDR(31)/IRQ5 as IRQ5)
DPPC
10:11
‘11’
Data Parity Pin configuration as:
DP0 as EXT_BR2
DP1 as EXT_BG2
DP2 as EXT_DBG2
DP3 as EXT_BR3
DP4 as EXT_BG3
DP5 as EXT_DBG3
DP6 as IRQ6
DP7 as IRQ7
Reserved
ISB
12
13:15
’0’
’010’
Reserved.
IMMR initial value 0x0F000000, i.e., the
internal space resides initially at this address.
BMS
BBD
16
17
’0’
’0’
Boot memory (Flash) at 0xFE000000.
ABB/IRQ2 pin is ABB
10
36
DBB/IRQ3 pin is DBB
MMR
18:19
’11’
‘11’ - Mask Masters Requests. Boot Master is
MPC8272s 60x.
LBPC
APPC
20:21
22:23
’01’
’10’
‘01’ - Local Bus pins function as PCI bus.
MODCK1/AP(1)/TC(0) functions as BKSEL0
MODCK2/AP(2)/TC(1) functions as BKSEL1
MODCK3/AP(3)/TC(2) functions as BKSEL2
IRQ7~/APE~ functions as IRQ7~
CS11~/AP(0) functions as CS11~
CS10PC
ALD_EN
24:25
26
’01’
’0’
CS10~/BCTL1/DBG_DIS~ functions as BCTL1
PCI Auto Load Enable. When high, PCI Bridge
18
5A
Configuration is done automatically from the
FLASH/E 2 PROM (CPM is configuration master
- PPC core should be disabled) right after the
Hard Configuration Word. When low, the PPC
Core should configure the PCI Bridge.
PCI_MODCK
27
’1’
Determines PCI clock settings as set by
PCI_MODCKH:
‘0’ - PCI clock set by PCI_MODCKH
‘1’ - PCI clock is divided according to
PCI_MODCKH
MODCK_HI 1
28:31
‘1010’
Determines the Core’s frequency out of
power-up reset.
1
Applies only ONCE after power-up reset.
Chapter 5. Module Design
相关PDF资料
MPC8308-RDB BOARD REF DESIGN MPC8308
MPC8309-KIT KIT EVALUATION FOR MPC830X
MPC8315E-RDB PROCESSOR BOARD PWRQUICCII PBGA
MPC8349E-MITX-GP KIT REFERENCE PLATFORM MPC8349E
MPC8349E-MITXE BOARD REFERENCE FOR MPC8349
MPC8377E-MDS-PB BOARD MODULAR DEV SYSTEM
MPC8569E-MDS-PB BOARD MOD DEV SYSTEM MPC8569
MPC8572EAMC MPC8572 AMC RAPID SYSTEM
相关代理商/技术参数
MPC8272CVR 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:MPC8272 PowerQUICC II Family Hardware Specifications
MPC8272CVRB 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PowerQUICC II⑩ Family Hardware Specifications
MPC8272CVRE 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PowerQUICC II⑩ Family Hardware Specifications
MPC8272CVRI 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PowerQUICC II⑩ Family Hardware Specifications
MPC8272CVRM 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PowerQUICC II⑩ Family Hardware Specifications
MPC8272CVRMIBA 功能描述:微处理器 - MPU 266 MHz 505.4 MIPS 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
MPC8272CVRP 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PowerQUICC II⑩ Family Hardware Specifications
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