Overview
The MC9S12D64MFU is a 16-bit microcontroller unit (MCU) from NXP USA Inc., part of the HCS12 family. This MCU is designed to offer high performance and a wide range of on-chip peripherals, making it suitable for various applications that require larger memory, more peripherals, and higher performance. It is an upward migration path from Freescale’s 68HC08, 68HC11, and 68HC12 architectures. The MC9S12D64MFU features Freescale’s industry-leading Flash memory technology and supports multiple network modules, including CAN 2.0 A/B protocol, which is particularly useful in automotive and industrial control environments.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Type | 16-bit HCS12 CPU Core |
| Flash Memory | 64 KB |
| RAM | 4 KB |
| EEPROM | 1 KB |
| Package Type | 80-Lead QFP |
| Temperature Range | -40°C to +125°C |
| Bus Frequency | Up to 25 MHz |
| Network Modules | One msCAN module (CAN 2.0 A/B protocol) |
| Serial Communication Interfaces | One SPI, One I2C, Two SCI (Serial Communication Interfaces) |
| PWM | 8-channel, 8-bit or 4-channel, 16-bit PWM |
| Enhanced Capture Timer | 8-channel, 16-bit with input capture, output compare, and pulse accumulator |
Key Features
- High-Performance 16-bit HCS12 CPU Core: Offers fast instruction execution and C-optimized architecture for compact code.
- On-Chip Debug Interface: Includes dedicated serial debug interface, on-chip breakpoints, and real-time in-circuit emulation and debug capabilities.
- Network Modules: Supports CAN 2.0 A/B protocol with multiple receive and transmit buffers, and programmable bit rate up to 1 Mbps.
- Integrated Third-Generation Flash Memory: Features fast programming, flexible block protection, and in-application reprogrammability.
- Enhanced Capture Timer: Provides 8-channel, 16-bit timer with input capture, output compare, and pulse accumulator functions.
- PWM and Serial Communication Interfaces: Includes 8-bit or 16-bit PWM and multiple serial communication interfaces like SPI, I2C, and SCI.
- High-Speed Synchronous Communication: Supports up to 12.5 Mbps through the Serial Peripheral Interface (SPI).
- Programmable I/O Lines: Offers up to 91 input/output lines with programmable pull-ups/pull-downs.
Applications
- Automotive Applications: Suitable for CAN-based electronic control units (ECUs) and other automotive systems requiring high-performance and reliable communication.
- Industrial Control: Used in industrial automation, motor control, and other applications that require robust and efficient microcontrollers.
- Real-Time Systems: Ideal for real-time clock implementations and applications needing precise timing and control.
- Embedded Systems: Applicable in various embedded systems that require high performance, multiple peripherals, and efficient communication interfaces.
Q & A
- What is the MC9S12D64MFU microcontroller?
The MC9S12D64MFU is a 16-bit microcontroller from NXP USA Inc., part of the HCS12 family, designed for high-performance applications.
- What is the Flash memory capacity of the MC9S12D64MFU?
The MC9S12D64MFU has 64 KB of Flash memory.
- What is the temperature range of the MC9S12D64MFU?
The temperature range of the MC9S12D64MFU is -40°C to +125°C.
- Does the MC9S12D64MFU support CAN protocol?
Yes, the MC9S12D64MFU supports the CAN 2.0 A/B protocol.
- What are the serial communication interfaces available on the MC9S12D64MFU?
The MC9S12D64MFU includes one SPI, one I2C, and two SCI (Serial Communication Interfaces).
- What is the maximum bus frequency of the MC9S12D64MFU?
The maximum bus frequency of the MC9S12D64MFU is up to 25 MHz.
- Does the MC9S12D64MFU have an on-chip debug interface?
Yes, the MC9S12D64MFU features an on-chip debug interface with dedicated serial debug and real-time in-circuit emulation capabilities.
- What is the PWM capability of the MC9S12D64MFU?
The MC9S12D64MFU supports 8-channel, 8-bit or 4-channel, 16-bit PWM.
- What are the typical applications of the MC9S12D64MFU?
The MC9S12D64MFU is typically used in automotive applications, industrial control, real-time systems, and various embedded systems.
- How many I/O lines does the MC9S12D64MFU have?
The MC9S12D64MFU offers up to 91 input/output lines with programmable pull-ups/pull-downs.
