MCF5270CAB100 Freescale Semiconductor, MCF5270CAB100 Datasheet - Page 189

• Manufacturer Part Number: MCF5270CAB100
• Description: MCU V2 COLDFIRE 64K SRAM 160-QFP
• Manufacturer: Freescale Semiconductor
• Series: MCF527xr

Specifications of MCF5270CAB100

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 100MHz
• Connectivity: EBI/EMI, Ethernet, I²C, SPI, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 160-QFP
• Processor Series: MCF527x
• Core: ColdFire V2
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: NNDK-MOD5272-KIT, NNDK-MOD5270-KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Chapter 10
Reset Controller Module
10.1
The reset controller is provided to determine the cause of reset, assert the appropriate reset signals
to the system, and then to keep a history of what caused the reset.
10.1.1 Block Diagram
Figure 10-1
10.1.2 Features
Module features include:
Freescale Semiconductor
• Six sources of reset:
• Software-assertable RESET pin independent of chip reset state
• Software-readable status flags indicating the cause of the last reset
— External
— Power-on reset (POR)
— Watchdog timer
— Phase locked-loop (PLL) loss of lock
— PLL loss of clock
— Software
Introduction
illustrates the reset controller and is explained in the following sections.
Figure 10-1. Reset Controller Block Diagram
Timer Timeout
Loss of Clock
Loss of Lock
Power-On
Watchdog
Software
Reset
Reset
PLL
PLL
RESET
Pin
MCF5271 Reference Manual, Rev. 2
Controller
Reset
To Internal Resets
RSTOUT
Pin
10-1