mcf5271 Freescale Semiconductor, Inc, mcf5271 Datasheet - Page 5
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mcf5271
Manufacturer Part Number
mcf5271
Description
Mcf5271 Integrated Microprocessor
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MCF5271.pdf
(56 pages)
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Freescale Semiconductor
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— Data formats can be 5, 6, 7 or 8 bits with even, odd or no parity
— Up to 2 stop bits in 1/16 increments
— Error-detection capabilities
— Modem support includes request-to-send (URTS) and clear-to-send (UCTS) lines for two
— Transmit and receive FIFO buffers
I
— Interchip bus interface for EEPROMs, LCD controllers, A/D converters, and keypads
— Fully compatible with industry-standard I
— Master or slave modes support multiple masters
— Automatic interrupt generation with programmable level
Queued Serial Peripheral Interface (QSPI)
— Full-duplex, three-wire synchronous transfers
— Up to four chip selects available
— Master mode operation only
— Programmable master bit rates
— Up to 16 pre-programmed transfers
Four 32-bit DMA Timers
— 20-ns resolution at 50 MHz
— Programmable sources for clock input, including an external clock option
— Programmable prescaler
— Input-capture capability with programmable trigger edge on input pin
— Output-compare with programmable mode for the output pin
— Free run and restart modes
— Maskable interrupts on input capture or reference-compare
— DMA trigger capability on input capture or reference-compare
Four Periodic Interrupt Timers (PITs)
— 16-bit counter
— Selectable as free running or count down
Software Watchdog Timer
— 16-bit counter
— Low power mode support
Frequency Modulated Phase Locked Loop (PLL)
— Crystal or external oscillator reference
— 8 to 25 MHz reference frequency for normal PLL mode
2
C Module
UARTs
MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2
2
C bus
Features
5