HCS12COREUG中文资料恩智浦数据手册PDF规格书

Features

HCS12 Core

– 16-bit HCS12 CPU

i. Upward compatible with M68HC11 instruction set

ii. Interrupt stacking and programmer’s model identical to M68HC11

iii. Instruction queue

iv. Enhanced indexed addressing

System Integration Module (SIM)

– MEBI (Multiplexed External Bus Interface)

– MMC (Memory Map and Interface)

– INT (Interrupt Controller)

– DBG (Debugger)

– BDM (Background Debug Mode)

Oscillator

– 4Mhz to 16Mhz frequency range

– Pierce with amplitude loop control

– Clock monitor

Clock and Reset Generator (CRG)

– Phase-locked loop clock frequency multiplier

– Self Clock mode in absence of external clock

– COP watchdog

– Real Time interrupt (RTI)

Memory

– 128K Byte Flash EEPROM

i. Internal program/erase voltage generation

ii. Security and Block Protect bits

iii. Hamming Error Correction Coding (ECC)

– 2K Byte EEPROM

– 8K Byte static RAM

Single-cycle misaligned word accesses without wait states

Analog-to-Digital Converter (ADC)

– 16-channel module with 10-bit resolution

– External conversion trigger capability

8-channel Timer (TIM)

– Programmable input capture or output compare channels

– Simple PWM mode

– Counter Modulo Reset

– External Event Counting

– Gated Time Accumulation

8-channel Pulse Width Modulator (PWM)

– Programmable period and duty cycle per channel

– 8-bit 8-channel or 16-bit 4-channel

– Edge and and center aligned PWM signals

– Emergency shutdown input

Two 1M bit per second, CAN 2.0 A, B software compatible modules

– Five receive and three transmit buffers

– Flexible identifier filter programmable as 2 x 32 bit, 4 x 16 bit or 8 x 8 bit

– Four separate interrupt channels for Rx, Tx, error and wake-up

– Low-pass filter wake-up function

– Loop-back for self test operation

Serial interfaces

– Two asynchronous serial communication interface (SCI)

Infrared capability

– Three synchronous serial peripheral interface (SPI)

– Inter-IC Bus (IIC)

Internal 2.5V Regulator

– Input voltage range from 3.15V to 5.5V

– Low power mode capability

– Low Voltage Reset (LVR) and Low Voltage Interrupt (LVI)

20 key wake up inputs

– Rising or falling edge triggered interrupt capability

– Digital filter to prevent short pulses from triggering interrupts

– Programmable pull ups and pull downs

Operating frequency for ambient temperatures (TA -40°C to 125°C)

– 50MHz equivalent to 25MHz Bus Speed

112-Pin LQFP or 80-Pin QFP package

– I/O lines with 3.3V/5V input and drive capability

– 3.3V/5V A/D converter inputs