The MCF5272VM66 is a microcontroller unit (MCU) developed by Freescale Semiconductor (now part of NXP Semiconductors). It is based on the ColdFire architecture, which is a RISC (Reduced Instruction Set Computing) architecture optimized for embedded applications. This MCU is commonly used in applications that require efficient processing, such as industrial control, consumer electronics, and networking equipment.
Package Information for MCF5272VM66:
The MCF5272VM66 typically comes in a QFP (Quad Flat Package) or LQFP (Low-profile Quad Flat Package), which features 208 pins. The pinout and corresponding functions can vary depending on the exact package version, but the most commonly used is the 208-pin LQFP.
Here’s a breakdown of the key features and function of the pins:
208-pin LQFP Pinout Function and Description:
Pin Number Pin Name Function/Description 1 VDD Power supply input for the device. Typically 3.3V or 5V depending on the configuration. 2 VSS Ground pin. Common ground reference for the chip. 3-4 A0-A1 Address bus pins. Part of the address space for accessing memory and peripherals. 5-12 A2-A9 Address bus pins for extending the addressable memory space. These are used for more complex memory mappings. 13-16 D0-D7 Data bus pins. Used for bidirectional data transfer between the MCU and memory or peripherals. 17-24 D8-D15 Data bus pins. These pins extend the data bus width to support 16-bit data transfers. 25 WE Write Enable pin. Controls write operations to external memory. 26 OE Output Enable pin. Controls read operations to external memory. 27 CE Chip Enable pin. Activates external memory chips or devices. 28 RESET External reset input. When asserted, this pin resets the device. 29 IRQ0 External interrupt input. Can be used to trigger an interrupt to the MCU. 30-31 IRQ1-IRQ2 Additional external interrupt pins. Used to handle multiple interrupt sources. 32 RSTOUT Reset output pin. Indicates that the MCU is being reset externally. 33-40 CLKO-CLKT Clock output pins. These pins provide various clock signals to external components or peripherals. 41 TDO Test Data Out pin. Used in boundary scan testing for the device. 42 TDI Test Data In pin. Used for boundary scan testing or programming the device. 43 TMS Test Mode Select pin. Used for boundary scan or JTAG debugging. 44 TCK Test Clock pin. Used to provide clock signal for boundary scan or JTAG operations. 45-52 GPIO0-GPIO7 General Purpose Input/Output pins. These pins can be configured for digital I/O operations. 53-60 SPI0-1 SPI (Serial Peripheral interface ) bus pins. Used for high-speed serial communication with peripherals. 61 CS0 Chip Select pin for external devices in SPI mode. 62-64 UART0-TX/RX Universal Asynchronous Receiver/Transmitter pins. Used for serial communication. 65-72 I2C0-SDA/SCL I2C bus pins. Used for low-speed serial communication between devices. 73-80 ADC0-ADC7 Analog-to-Digital Converter input pins. Used for reading analog signals into the MCU. 81 CAN0-RX CAN (Controller Area Network) bus receive pin. 82 CAN0-TX CAN bus transmit pin. Used for communication in automotive or industrial control systems. 83-100 PWM0-PWM8 Pulse Width Modulation output pins. Used for generating analog-like waveforms for motor control, audio, etc. 101-108 I2S0 Inter-IC Sound pins. Used for digital audio data transfer. 109 DRESET Direct Reset pin. Forces a reset to the MCU. 110-117 I2C1 I2C bus pins for an additional communication interface. 118-125 SPI2 Additional SPI bus pins. 126-133 UART1-TX/RX Additional UART communication pins. 134 CS2 Chip select for another memory region. 135-142 ADC1-ADC8 Additional ADC pins. 143 USB_PWR USB Power pin. Provides power for the USB interface. 144-151 USB0-D+/D- USB differential data pins. 152-159 GPIO8-GPIO15 Additional General Purpose I/O pins. These are programmable for various digital functions. 160-167 JTAG-TRST JTAG pins for debugging and testing the device. 168-175 CAN1-RX/TX Second CAN bus communication pins. 176-183 SPI3 Additional SPI pins. 184-191 UART2-TX/RX Additional UART communication pins. 192-199 I2C2-SDA/SCL Additional I2C communication pins. 200 VSS Ground pin for the device.Frequently Asked Questions (FAQ):
What is the operating voltage for the MCF5272VM66? The MCF5272VM66 operates at a voltage of 3.3V or 5V, depending on the specific configuration. What is the maximum operating frequency of the MCF5272VM66? The maximum clock frequency for the MCF5272VM66 is 66 MHz. How many GPIO pins does the MCF5272VM66 support? The device supports up to 16 GPIO pins (GPIO0 to GPIO15). What type of external memory can be connected to the MCF5272VM66? The MCF5272VM66 can interface with SRAM, Flash, and EEPROM memory via its external bus interface. Does the MCF5272VM66 support USB communication? Yes, the MCF5272VM66 supports USB communication through its USB pins (USB0-D+/D-). How many UART communication interfaces does the MCF5272VM66 have? The device includes up to 3 UART interfaces (UART0, UART1, UART2). What is the pinout for the MCF5272VM66 used for SPI? The device supports SPI communication via SPI0, SPI1, and SPI2 pins. What are the I2C capabilities of the MCF5272VM66? The MCF5272VM66 supports up to 3 I2C interfaces (I2C0, I2C1, I2C2). Does the MCF5272VM66 support CAN communication? Yes, the device supports two CAN bus interfaces (CAN0, CAN1).What is the pin configuration for ADC on the MCF5272VM66?
The device has 8 analog-to-digital converter pins (ADC0 to ADC7).Can the MCF5272VM66 be used for audio applications?
Yes, the device supports I2S communication for digital audio data transfer.Does the MCF5272VM66 support PWM?
Yes, the device supports 9 PWM outputs (PWM0 to PWM8).What are the reset and power management pins for the MCF5272VM66?
The device features a RESET pin and VDD (power) and VSS (ground) pins for power management.Can the MCF5272VM66 interface with external devices via SPI?
Yes, the device has dedicated pins for SPI interfaces (SPI0, SPI1, SPI2).How many pins does the MCF5272VM66 have in total?
The device comes with 208 pins in the LQFP package.What debugging interfaces does the MCF5272VM66 support?
The device supports JTAG for boundary scan and debugging operations.Can the MCF5272VM66 be used in automotive applications?
Yes, with support for CAN and robust communication interfaces, it is suitable for automotive and industrial applications.What is the function of the TDI, TDO, TMS, and TCK pins?
These are boundary scan pins used for testing and debugging the device using JTAG.How is the external reset handled in the MCF5272VM66?
The RESET pin is used to initiate a system reset when asserted.Is the MCF5272VM66 suitable for embedded systems?
Yes, the MCU is widely used in embedded systems, particularly in industrial and automotive applications.This breakdown provides a comprehensive understanding of the MCF5272VM66's pin functions, package details, and frequently asked questions.