Overview
The MC9S12DT256MPVE is a 16-bit microcontroller from Freescale Semiconductor, now part of NXP Semiconductors. It is part of the HCS12 family, which is an evolution of the successful 68HC12 architecture. This microcontroller is designed to offer high performance, extensive peripheral support, and robust development tools, making it suitable for a variety of applications, particularly in automotive and industrial control sectors.
Key Specifications
| Specification | Details |
|---|---|
| CPU Core | 16-bit HCS12 |
| Bus Operation | Up to 25 MHz at 5V, 40 ns minimum instruction cycle time |
| Flash Memory | 256 KB |
| RAM | 12 KB |
| EEPROM | 4 KB |
| Analog-to-Digital Converter (ADC) | Two 10-bit, 8-channel ADCs |
| Enhanced Capture Timer | 16-bit, 8-channel with input capture, output compare, and pulse accumulator |
| Pulse-Wide Modulation (PWM) | 8-channel, 8-bit or 4-channel, 16-bit |
| Serial Communications Interfaces | Two SCI (Serial Communication Interface), three SPI (Serial Peripheral Interface), two CAN 2.0 A/B |
| Package Type | 112-pin Low Profile Quad Flat Pack (LQFP) |
| Operating Temperature | -40°C to +125°C |
Key Features
- High-Performance CPU Core: The MC9S12DT256MPVE features a 16-bit HCS12 CPU core with a bus operation of up to 25 MHz at 5V, providing a minimum instruction cycle time of 40 ns.
- Extensive Memory: It includes 256 KB of Flash memory, 12 KB of RAM, and 4 KB of EEPROM.
- Advanced Peripherals: The microcontroller is equipped with two 10-bit, 8-channel ADCs, a 16-bit, 8-channel Enhanced Capture Timer, and 8-bit or 16-bit PWM modules.
- Robust Communication Interfaces: It supports two SCI interfaces, three SPI interfaces, and two CAN 2.0 A/B interfaces.
- On-Chip Debug Interface: Features a dedicated serial debug interface, on-chip breakpoints, and real-time in-circuit emulation and debug capabilities.
- Flexible Flash Programming: Allows for ultra-fast programming, flexible block protection, and security features without the need for external high voltage or charge pumps.
Applications
- Automotive Applications: The MC9S12DT256MPVE is well-suited for automotive control units, including engine control, transmission control, and other vehicle systems that require high performance and reliable communication.
- Industrial Control: It is used in various industrial control applications such as motor control, process control, and automation systems where robust and efficient operation is critical.
Q & A
- What is the CPU core of the MC9S12DT256MPVE?
The CPU core is a 16-bit HCS12.
- What is the maximum bus operation frequency of the MC9S12DT256MPVE?
Up to 25 MHz at 5V.
- How much Flash memory does the MC9S12DT256MPVE have?
256 KB.
- What types of ADCs are available on the MC9S12DT256MPVE?
Two 10-bit, 8-channel ADCs.
- Does the MC9S12DT256MPVE support CAN interfaces?
Yes, it supports two CAN 2.0 A/B interfaces.
- What is the package type of the MC9S12DT256MPVE?
112-pin Low Profile Quad Flat Pack (LQFP).
- What is the operating temperature range of the MC9S12DT256MPVE?
-40°C to +125°C.
- Does the MC9S12DT256MPVE have on-chip debug capabilities?
Yes, it features a dedicated serial debug interface and on-chip breakpoints.
- How does the MC9S12DT256MPVE support flash programming?
It allows for ultra-fast programming, flexible block protection, and security features without the need for external high voltage or charge pumps.
- What are some common applications of the MC9S12DT256MPVE?
Automotive control units and industrial control systems.
