MCF5282CVM66 Freescale, MCF5282CVM66 Datasheet - Page 537
MCF5282CVM66
Manufacturer Part Number
MCF5282CVM66
Description
Manufacturer
Freescale
Datasheet
1.MCF5282CVM66.pdf
(766 pages)
Specifications of MCF5282CVM66
Cpu Family
MCF528x
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
66MHz
Interface Type
CAN/I2C/QSPI/UART
Total Internal Ram Size
64KB
# I/os (max)
150
Number Of Timers - General Purpose
12
Operating Supply Voltage (typ)
3.3V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
256
Package Type
MA-BGA
Program Memory Type
Flash
Program Memory Size
512KB
Lead Free Status / RoHS Status
Compliant
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During reset, certain module configurations depend on whether emulation mode is active as determined
by the state of the internal emulation signal.
27.6.3
During reset configuration, the CS0 chip select pin is optionally configured to select an external boot
device. In this case, the V (valid) bit in the CSMR0 register is ignored, and CS0 is enabled after reset. CS0
is asserted for the initial boot fetch accessed from address 0x0000_0000 for the Stack Pointer and address
0x0000_0004 for the program counter (PC). It is assumed that the reset vector loaded from address
0x0000_0004 causes the CPU to start executing from external memory space decoded by CS0.
27.6.4
Output pad strength is determined during reset configuration as shown in
the output pad strength configuration can be changed by programming the LOAD bit of the chip
configuration register.
27.6.5
The clock mode is selected during reset by the CLKMOD pins and reflected in the PLLMODE, PLLSEL,
and PLLREF bits of SYNSR. After reset is exited, the clock mode cannot be changed.
Table 27-11
Freescale Semiconductor
Boot Device Selection
Output Pad Strength Configuration
Clock Mode Selection
summarizes clock mode selection during reset configuration.
1
1
Output pads configured for partial strength
Output pads configured for full strength
When Flash security is enabled, the chip will boot in single chip mode
regardless of the external reset configuration.
Modifying the default configurations is possible only if the external RCON pin is asserted low.
Modifying the default configurations is possible only if the external RCON pin is asserted low.
Chip Configuration
Single-chip mode
Master mode
Reserved
Reserved
Mode
Optional Pin Function Selection
Table 27-10. Output Pad Driver Strength Selection
Table 27-9. Chip Configuration Mode Selection
D26 driven high
D26 driven high
D26 driven high
D26 driven low
MODE2
NOTE
CCR Register MODE Field
D17 driven high
D17 driven high
D17 driven low
D17 don’t care
MODE1
CCR Register LOAD Bit
D21 driven high
D21 driven low
Table
1
D16 driven high
D16 driven high
D16 driven low
D16 don’t care
1
Chip Configuration Module (CCM)
27-10. Once reset is exited,
MODE0
27-9
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